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“89c9066c3a05f477c5fbebd5f71b607baed9de59”上不存在“develop/doc/design/dist_refactor/parameter_server.html”
未验证 提交 2131559d 编写于 作者: B Bai Yifan 提交者： GitHub
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Remove slim from paddle framework (#25666) 

* Remove slim from paddle framework
test=develop
Co-authored-by: Nwanghaoshuang <wanghaoshuang@baidu.com>
上级 bca30316
展开全部 隐藏空白更改
内联 并排
Showing with 1 addition and 6990 deletion
python/paddle/fluid/contrib/__init__.py
浏览文件 @ 2131559d
...@@ -25,7 +25,6 @@ from .quantize import * ...@@ -25,7 +25,6 @@ from .quantize import *
from . import reader from . import reader
from .reader import * from .reader import *
from . import slim from . import slim
from .slim import *
from . import utils from . import utils
from .utils import * from .utils import *
from . import extend_optimizer from . import extend_optimizer
...@@ -43,7 +42,6 @@ __all__ += memory_usage_calc.__all__ ...@@ -43,7 +42,6 @@ __all__ += memory_usage_calc.__all__
__all__ += op_frequence.__all__ __all__ += op_frequence.__all__
__all__ += quantize.__all__ __all__ += quantize.__all__
__all__ += reader.__all__ __all__ += reader.__all__
__all__ += slim.__all__
__all__ += utils.__all__ __all__ += utils.__all__
__all__ += extend_optimizer.__all__ __all__ += extend_optimizer.__all__
__all__ += ['mixed_precision'] __all__ += ['mixed_precision']
......
python/paddle/fluid/contrib/slim/__init__.py
浏览文件 @ 2131559d
...@@ -11,6 +11,3 @@ ...@@ -11,6 +11,3 @@
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and # See the License for the specific language governing permissions and
# limitations under the License. # limitations under the License.
from .core import *
__all__ = ['Compressor', ]
python/paddle/fluid/contrib/slim/core/__init__.py 已删除 100644 → 0
浏览文件 @ bca30316
# Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserve.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from . import config
from .config import *
from . import compressor
from .compressor import *
from . import strategy
from .strategy import *
__all__ = config.__all__ + compressor.__all__ + strategy.__all__
python/paddle/fluid/contrib/slim/core/config.py 已删除 100644 → 0
浏览文件 @ bca30316
# Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserve.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import inspect
import funcsigs
import yaml
from collections import OrderedDict
from ..prune import *
from ..quantization import *
from .strategy import *
from ..distillation import *
from ..searcher import *
from ..nas import *
__all__ = ['ConfigFactory']
"""This factory is used to create instances by loading and parsing configure file with yaml format.
"""
PLUGINS = ['pruners', 'quantizers', 'distillers', 'strategies', 'controllers']
class ConfigFactory(object):
def __init__(self, config):
"""Init a factory from configure file."""
self.instances = {}
self.compressor = {}
self.version = None
self._parse_config(config)
def instance(self, name):
"""
Get instance from factory.
"""
if name in self.instances:
return self.instances[name]
else:
return None
def _new_instance(self, name, attrs):
if name not in self.instances:
class_ = globals()[attrs['class']]
sig = funcsigs.signature(class_.__init__)
keys = [
param.name for param in sig.parameters.values()
if (param.kind == param.POSITIONAL_OR_KEYWORD)
][1:]
keys = set(attrs.keys()).intersection(set(keys))
args = {}
for key in keys:
value = attrs[key]
if isinstance(value, str) and value.lower() == 'none':
value = None
if isinstance(value, str) and value in self.instances:
value = self.instances[value]
if isinstance(value, list):
for i in range(len(value)):
if isinstance(value[i],
str) and value[i] in self.instances:
value[i] = self.instances[value[i]]
args[key] = value
self.instances[name] = class_(**args)
return self.instances.get(name)
def _parse_config(self, config):
assert config
with open(config, 'r') as config_file:
key_values = self._ordered_load(config_file)
for key in key_values:
# parse version
if key == 'version' and self.version is None:
self.version = int(key_values['version'])
assert self.version == int(key_values['version'])
# parse pruners
if key in PLUGINS:
instances = key_values[key]
for name in instances:
self._new_instance(name, instances[name])
if key == 'compressor':
self.compressor['strategies'] = []
self.compressor['epoch'] = key_values[key]['epoch']
if 'init_model' in key_values[key]:
self.compressor['init_model'] = key_values[key][
'init_model']
if 'checkpoint_path' in key_values[key]:
self.compressor['checkpoint_path'] = key_values[key][
'checkpoint_path']
if 'eval_epoch' in key_values[key]:
self.compressor['eval_epoch'] = key_values[key][
'eval_epoch']
if 'strategies' in key_values[key]:
for name in key_values[key]['strategies']:
strategy = self.instance(name)
self.compressor['strategies'].append(strategy)
if key == 'include':
for config_file in key_values[key]:
self._parse_config(config_file.strip())
def _ordered_load(self,
stream,
Loader=yaml.Loader,
object_pairs_hook=OrderedDict):
"""
See: https://stackoverflow.com/questions/5121931/in-python-how-can-you-load-yaml-mappings-as-ordereddicts
"""
class OrderedLoader(Loader):
pass
def construct_mapping(loader, node):
loader.flatten_mapping(node)
return object_pairs_hook(loader.construct_pairs(node))
OrderedLoader.add_constructor(
yaml.resolver.BaseResolver.DEFAULT_MAPPING_TAG, construct_mapping)
return yaml.load(stream, OrderedLoader)
python/paddle/fluid/contrib/slim/core/strategy.py 已删除 100644 → 0
浏览文件 @ bca30316
# Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserve.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
__all__ = ['Strategy']
class Strategy(object):
"""
Base class for all strategies.
"""
def __init__(self, start_epoch=0, end_epoch=0):
"""
Args:
start_epoch: The first epoch to apply the strategy.
end_epoch: The last epoch to apply the strategy.
"""
self.start_epoch = start_epoch
self.end_epoch = end_epoch
def __getstate__(self):
d = {}
for key in self.__dict__:
if key not in ["start_epoch", "end_epoch"]:
d[key] = self.__dict__[key]
return d
def on_compression_begin(self, context):
pass
def on_epoch_begin(self, context):
pass
def on_epoch_end(self, context):
pass
def on_batch_begin(self, context):
pass
def on_batch_end(self, context):
pass
def on_compression_end(self, context):
pass
def restore_from_checkpoint(self, context):
pass
python/paddle/fluid/contrib/slim/distillation/__init__.py 已删除 100644 → 0
浏览文件 @ bca30316
# Copyright (c) 2019 PaddlePaddle Authors. All Rights Reserve.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from . import distiller
from .distiller import *
from . import distillation_strategy
from .distillation_strategy import *
__all__ = distiller.__all__
__all__ += distillation_strategy.__all__
python/paddle/fluid/contrib/slim/distillation/distillation_strategy.py 已删除 100644 → 0
浏览文件 @ bca30316
# Copyright (c) 2019 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from ..core.strategy import Strategy
from ....framework import Program, Variable, program_guard
from ....log_helper import get_logger
from .... import Executor
import logging
__all__ = ['DistillationStrategy']
_logger = get_logger(
__name__, logging.INFO, fmt='%(asctime)s-%(levelname)s: %(message)s')
class DistillationStrategy(Strategy):
def __init__(self, distillers=None, start_epoch=0, end_epoch=0):
"""
Args:
distillers(list): A list of distiller used to combine student graph and teacher graph
by adding some loss.
start_epoch(int): The epoch when to merge student graph and teacher graph for
distillation training. default: 0
end_epoch(int): The epoch when to finish distillation training. default: 0
"""
super(DistillationStrategy, self).__init__(start_epoch, end_epoch)
self.distillers = distillers
def restore_from_checkpoint(self, context):
# load from checkpoint
if context.epoch_id > 0:
if context.epoch_id > self.start_epoch and context.epoch_id < self.end_epoch:
_logger.info('Restore DistillationStrategy')
self._create_distillation_graph(context)
_logger.info('Restore DistillationStrategy finish.')
def on_epoch_begin(self, context):
if self.start_epoch == context.epoch_id:
_logger.info('DistillationStrategy::on_epoch_begin.')
self._create_distillation_graph(context)
_logger.info('DistillationStrategy set optimize_graph.')
def _create_distillation_graph(self, context):
"""
step 1: Merge student graph and teacher graph into distillation graph.
step 2: Add loss into distillation graph by distillers.
step 3: Append backward ops and optimize ops into distillation graph for training.
"""
# step 1
teacher = context.teacher_graphs[0]
for var in teacher.program.list_vars():
var.stop_gradient = True
graph = context.train_graph.clone()
graph.merge(teacher)
if 'loss' in graph.out_nodes:
graph.out_nodes['student_loss'] = graph.out_nodes['loss']
# step 2
for distiller in self.distillers:
graph = distiller.distiller_loss(graph)
# step 3
startup_program = Program()
with program_guard(graph.program, startup_program):
context.distiller_optimizer._name = 'distillation_optimizer'
# The learning rate variable may be created in other program.
# Update information in optimizer to make
# learning rate variable being accessible in current program.
optimizer = context.distiller_optimizer
if isinstance(optimizer._learning_rate, Variable):
optimizer._learning_rate_map[
graph.program] = optimizer._learning_rate
optimizer.minimize(graph.var(graph.out_nodes['loss'])._var)
exe = Executor(context.place)
exe.run(startup_program, scope=context.scope)
# backup graph for fine-tune after distillation
context.put('distillation_backup_optimize_graph',
context.optimize_graph)
context.optimize_graph = graph
def on_epoch_end(self, context):
if context.epoch_id == (self.end_epoch - 1):
_logger.info('DistillationStrategy::on_epoch_end.')
# restore optimize_graph for fine-tune or other strategy in next stage.
context.optimize_graph = context.get(
'distillation_backup_optimize_graph')
_logger.info(
'DistillationStrategy set context.optimize_graph to None.')
python/paddle/fluid/contrib/slim/distillation/distiller.py 已删除 100644 → 0
浏览文件 @ bca30316
# Copyright (c) 2019 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from .... import layers
from .... import optimizer
from .... import Executor
from .... import Program
from .... import program_guard
from .... import regularizer
__all__ = ['FSPDistiller', 'L2Distiller', 'SoftLabelDistiller']
class L2Distiller(object):
"""
Combine two layers from student net and teacher net by l2-loss.
And add the loss into the total loss using for distillation training.
"""
def __init__(self,
student_feature_map,
teacher_feature_map,
distillation_loss_weight=1):
"""
Args:
student_feature_map(str): The name of feature map from student network.
teacher_feature_map(str): The name of feature map from teacher network.
It's shape should be the same with student network.
distillation_loss_weight(float): The weight of the l2-loss.
"""
self.student_feature_map = student_feature_map
self.teacher_feature_map = teacher_feature_map
self.distillation_loss_weight = distillation_loss_weight
def distiller_loss(self, graph):
"""
Modify graph inplace to add l2-loss.
Args:
graph(GraphWrapper): The graph to be modified.
Returns:
GraphWrapper: The modified graph.
"""
distiller_pass = L2DistillerPass(self.student_feature_map,
self.teacher_feature_map,
self.distillation_loss_weight)
dis_graph = distiller_pass.apply(graph)
return dis_graph
class L2DistillerPass(object):
"""
The pass used to add l2-loss.
"""
def __init__(self,
student_feature_map,
teacher_feature_map,
distillation_loss_weight=1):
"""
Args:
student_feature_map(str): The name of feature map from student network.
teacher_feature_map(str): The name of feature map from teacher network.
It's shape should be the same with student network.
distillation_loss_weight(float): The weight of the l2-loss.
"""
self.student_feature_map = student_feature_map
self.teacher_feature_map = teacher_feature_map
self.distillation_loss_weight = distillation_loss_weight
def apply(self, graph):
ret_graph = graph
with program_guard(ret_graph.program):
student_feature_map = ret_graph.var(self.student_feature_map)._var
teacher_feature_map = ret_graph.var(self.teacher_feature_map)._var
l2loss = layers.reduce_mean(
layers.square(student_feature_map - teacher_feature_map))
distillation_loss = l2loss * self.distillation_loss_weight
student_loss = 0
if 'loss' in ret_graph.out_nodes:
student_loss = ret_graph.var(ret_graph.out_nodes['loss'])._var
loss = distillation_loss + student_loss
ret_graph.out_nodes['loss'] = loss.name
ret_graph.out_nodes[
'l2loss_' + self.student_feature_map + "_" +
self.teacher_feature_map] = distillation_loss.name
return ret_graph
class FSPDistiller(object):
"""
Combine layers from student net and teacher net by fsp-loss.
"""
def __init__(self, student_pairs, teacher_pairs,
distillation_loss_weight=1):
"""
Args:
student_pairs(list<tuple>): Each tuple, with two variable names, in student_pairs indicates
a section in student network. The variables in a tuple should
have the same feature map size.
teacher_pairs(list<tuple>): Each tuple, with two variable names, in teacher_pairs indicates
a section in teacher network. The variables in a tuple should
have the same feature map size. Varibale named teacher_pairs[i][j]
should has the save channel number with that of variable named
student_pairs[i][j].
distillation_loss_weight(float): The weight of the fsp-loss. default: 1.
"""
self.student_pairs = student_pairs
self.teacher_pairs = teacher_pairs
self.distillation_loss_weight = distillation_loss_weight
def distiller_loss(self, graph):
"""
Modify graph inplace to add fsp-loss.
Args:
graph(GraphWrapper): The graph to be modified.
Returns:
GraphWrapper: The modified graph.
"""
distiller_pass = FSPDistillerPass(self.student_pairs,
self.teacher_pairs,
self.distillation_loss_weight)
dis_graph = distiller_pass.apply(graph)
return dis_graph
class FSPDistillerPass(object):
'''
Combine layers from student net and teacher net by fsp-loss.
'''
def __init__(self, s_pairs, t_pairs, distillation_loss_weight=1):
"""
Args:
s_pairs(list<tuple>): Each tuple, with two variable names, in student_pairs indicates
a section in student network. The variables in a tuple should
have the same feature map size.
t_pairs(list<tuple>): Each tuple, with two variable names, in teacher_pairs indicates
a section in teacher network. The variables in a tuple should
have the same feature map size. Varibale named teacher_pairs[i][j]
should has the save channel number with that of variable named
student_pairs[i][j].
distillation_loss_weight(float): The weight of the fsp-loss. default: 1.
"""
self.s_pairs = s_pairs
self.t_pairs = t_pairs
self.distillation_loss_weight = distillation_loss_weight
def apply(self, graph):
ret_graph = graph
with program_guard(ret_graph.program):
losses = []
for s_pair, t_pair in zip(self.s_pairs, self.t_pairs):
s_pair_start = ret_graph.var(s_pair[0])._var
s_pair_end = ret_graph.var(s_pair[1])._var
s_fsp_matrix = self._fsp_matrix(s_pair_start, s_pair_end)
t_pair_start = ret_graph.var(t_pair[0])._var
t_pair_end = ret_graph.var(t_pair[1])._var
t_fsp_matrix = self._fsp_matrix(t_pair_start, t_pair_end)
l2_loss = layers.reduce_mean(
layers.square(s_fsp_matrix - t_fsp_matrix))
losses.append(l2_loss)
distillation_loss = layers.sum(
losses) * self.distillation_loss_weight
student_loss = 0
if 'loss' in ret_graph.out_nodes:
student_loss = ret_graph.var(ret_graph.out_nodes['loss'])._var
loss = distillation_loss + student_loss
ret_graph.out_nodes['loss'] = loss.name
ret_graph.out_nodes[
'fsp_distillation_loss'] = distillation_loss.name
return ret_graph
def _fsp_matrix(self, fea_map_0, fea_map_1):
return layers.fsp_matrix(fea_map_0, fea_map_1)
class SoftLabelDistiller(object):
"""
Combine two layers from student net and teacher net by softmax_with_cross_entropy loss.
And add the loss into the total loss using for distillation training.
"""
def __init__(self,
student_feature_map=None,
teacher_feature_map=None,
student_temperature=1.0,
teacher_temperature=1.0,
distillation_loss_weight=1):
"""
Args:
student_feature_map(str): The name of feature map from student network.
teacher_feature_map(str): The name of feature map from teacher network.
It's shape should be the same with student network.
student_temperature(float): Temperature used to divide student_feature_map before softmax_with_cross_entropy. default: 1.0
teacher_temperature(float): Temperature used to divide teacher_feature_map before softmax_with_cross_entropy. default: 1.0
distillation_loss_weight(float): The weight of the l2-loss.
"""
self.student_feature_map = student_feature_map
self.teacher_feature_map = teacher_feature_map
self.distillation_loss_weight = distillation_loss_weight
self.student_temperature = student_temperature
self.teacher_temperature = teacher_temperature
def distiller_loss(self, graph):
"""
Modify graph inplace to add softmax_with_cross_entropy loss.
Args:
graph(GraphWrapper): The graph to be modified.
Returns:
GraphWrapper: The modified graph.
"""
distiller_pass = SoftLabelDistillerPass(
self.student_feature_map, self.teacher_feature_map,
self.student_temperature, self.teacher_temperature,
self.distillation_loss_weight)
dis_graph = distiller_pass.apply(graph)
return dis_graph
class SoftLabelDistillerPass(object):
def __init__(self,
student_feature_map,
teacher_feature_map,
student_temperature,
teacher_temperature,
distillation_loss_weight=1):
"""
Args:
student_feature_map(str): The name of feature map from student network.
teacher_feature_map(str): The name of feature map from teacher network.
It's shape should be the same with student network.
student_temperature(float): Temperature used to divide student_feature_map before softmax_with_cross_entropy.
teacher_temperature(float): Temperature used to divide teacher_feature_map before softmax_with_cross_entropy.
distillation_loss_weight(float): The weight of the l2-loss.
"""
self.student_feature_map = student_feature_map
self.teacher_feature_map = teacher_feature_map
self.student_temperature = student_temperature
self.teacher_temperature = teacher_temperature
self.distillation_loss_weight = distillation_loss_weight
def apply(self, graph):
ret_graph = graph
with program_guard(ret_graph.program):
student_feature_map = ret_graph.var(self.student_feature_map)._var
teacher_feature_map = ret_graph.var(self.teacher_feature_map)._var
s_fea = layers.softmax(student_feature_map /
self.student_temperature)
t_fea = layers.softmax(teacher_feature_map /
self.teacher_temperature)
t_fea.stop_gradient = True
ce_loss = layers.reduce_mean(
layers.cross_entropy(
s_fea, t_fea, soft_label=True))
distillation_loss = ce_loss * self.distillation_loss_weight
student_loss = 0
if 'loss' in ret_graph.out_nodes:
student_loss = ret_graph.var(ret_graph.out_nodes['loss'])._var
loss = distillation_loss + student_loss
ret_graph.out_nodes['loss'] = loss.name
ret_graph.out_nodes[
'soft_label_loss_' + self.student_feature_map + "_" +
self.teacher_feature_map] = distillation_loss.name
return ret_graph
python/paddle/fluid/contrib/slim/graph/__init__.py 已删除 100644 → 0
浏览文件 @ bca30316
# Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserve.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from . import executor
from .executor import *
from . import graph_wrapper
from .graph_wrapper import *
__all__ = executor.__all__
__all__ += graph_wrapper.__all__
python/paddle/fluid/contrib/slim/graph/executor.py 已删除 100644 → 0
浏览文件 @ bca30316
# Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserve.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from ....compiler import CompiledProgram
from ....data_feeder import DataFeeder
from .... import executor
from .graph_wrapper import GraphWrapper
__all__ = ['SlimGraphExecutor']
class SlimGraphExecutor(object):
"""
Wrapper of executor used to run GraphWrapper.
"""
def __init__(self, place):
self.exe = executor.Executor(place)
self.place = place
def run(self, graph, scope, data=None):
"""
Runing a graph with a batch of data.
Args:
graph(GraphWrapper): The graph to be executed.
scope(fluid.core.Scope): The scope to be used.
data(list<tuple>): A batch of data. Each tuple in this list is a sample.
It will feed the items of tuple to the in_nodes of graph.
Returns:
results(list): A list of result with the same order indicated by graph.out_nodes.
"""
assert isinstance(graph, GraphWrapper)
feed = None
if data is not None and isinstance(data[0], dict):
# return list = False
feed = data
elif data is not None:
feeder = DataFeeder(
feed_list=list(graph.in_nodes.values()),
place=self.place,
program=graph.program)
feed = feeder.feed(data)
fetch_list = list(graph.out_nodes.values())
program = graph.compiled_graph if graph.compiled_graph else graph.program
results = self.exe.run(program,
scope=scope,
fetch_list=fetch_list,
feed=feed)
return results
python/paddle/fluid/contrib/slim/graph/graph_wrapper.py 已删除 100644 → 0
浏览文件 @ bca30316
# Copyright (c) 2019 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from collections import OrderedDict
from .... import io
from .... import compiler
from ....framework import Program
from ....framework import program_guard
from ....framework import Parameter
from ....framework import Variable
from ....executor import Executor
import copy
from collections import Iterable
from ....io import save_inference_model, load_inference_model, save_persistables
import numpy as np
import pickle
import os
__all__ = ['GraphWrapper', 'VarWrapper', 'OpWrapper']
OPTIMIZER_OPS = [
'momentum',
'lars_momentum',
'adagrad',
'adam',
'adamax',
'dpsgd',
'decayed_adagrad',
'adadelta',
'rmsprop',
]
class VarWrapper(object):
def __init__(self, var, graph):
assert isinstance(var, Variable)
assert isinstance(graph, GraphWrapper)
self._var = var
self._graph = graph
def __eq__(self, v):
"""
Overwrite this function for ...in... syntax in python.
"""
return self._var.name == v._var.name
def name(self):
"""
Get the name of the variable.
"""
return self._var.name
def shape(self):
"""
Get the shape of the variable.
"""
return self._var.shape
def set_shape(self, shape):
"""
Set the shape of the variable.
"""
self._var.desc.set_shape(shape)
def inputs(self):
"""
Get all the operators that use this variable as output.
Returns:
list<OpWrapper>: A list of operators.
"""
ops = []
for op in self._graph.ops():
if self in op.all_inputs():
ops.append(op)
return ops
def outputs(self):
"""
Get all the operators that use this variable as input.
Returns:
list<OpWrapper>: A list of operators.
"""
ops = []
for op in self._graph.ops():
if self in op.all_outputs():
ops.append(op)
return ops
class OpWrapper(object):
def __init__(self, op, graph):
assert isinstance(graph, GraphWrapper)
self._op = op
self._graph = graph
def __eq__(self, op):
"""
Overwrite this function for ...in... syntax in python.
"""
return self.idx() == op.idx()
def all_inputs(self):
"""
Get all the input variables of this operator.
"""
return [
self._graph.var(var_name) for var_name in self._op.input_arg_names
]
def all_outputs(self):
"""
Get all the output variables of this operator.
"""
return [
self._graph.var(var_name) for var_name in self._op.output_arg_names
]
def idx(self):
"""
Get the id of this operator.
"""
return self._op.idx
def type(self):
"""
Get the type of this operator.
"""
return self._op.type
def is_bwd_op(self):
"""
Whether this operator is backward op.
"""
return self.type().endswith('_grad')
def is_opt_op(self):
"""
Whether this operator is optimizer op.
"""
return self.type() in OPTIMIZER_OPS
def inputs(self, name):
"""
Get all the variables by the input name.
"""
return [self._graph.var(var_name) for var_name in self._op.input(name)]
def outputs(self, name):
"""
Get all the variables by the output name.
"""
return [self._graph.var(var_name) for var_name in self._op.output(name)]
def set_attr(self, key, value):
"""
Set the value of attribute by attribute's name.
Args:
key(str): the attribute name.
value(bool|int|str|float|list): the value of the attribute.
"""
self._op._set_attr(key, value)
def attr(self, name):
"""
Get the attribute by name.
Args:
name(str): the attribute name.
Returns:
bool|int|str|float|list: The attribute value. The return value
can be any valid attribute type.
"""
return self._op.attr(name)
class GraphWrapper(object):
"""
It is a wrapper of paddle.fluid.framework.IrGraph with some special functions
for paddle slim framework.
"""
def __init__(self, program=None, in_nodes=[], out_nodes=[]):
"""
Args:
program(framework.Program): A program with
in_nodes(dict): A dict to indicate the input nodes of the graph.
The key is user-defined and human-readable name.
The value is the name of Variable.
out_nodes(dict): A dict to indicate the input nodes of the graph.
The key is user-defined and human-readable name.
The value is the name of Variable.
"""
super(GraphWrapper, self).__init__()
self.program = Program() if program is None else program
self.persistables = {}
self.teacher_persistables = {}
for var in self.program.list_vars():
if var.persistable:
self.persistables[var.name] = var
self.compiled_graph = None
in_nodes = [] if in_nodes is None else in_nodes
out_nodes = [] if out_nodes is None else out_nodes
self.in_nodes = OrderedDict(in_nodes)
self.out_nodes = OrderedDict(out_nodes)
self._attrs = OrderedDict()
def all_parameters(self):
"""
Get all the parameters in this graph.
Returns:
list<VarWrapper>: A list of VarWrapper instances.
"""
params = []
for block in self.program.blocks:
for param in block.all_parameters():
params.append(VarWrapper(param, self))
return params
def is_parameter(self, var):
"""
Whether the given variable is parameter.
Args:
var(VarWrapper): The given variable.
"""
return isinstance(var._var, Parameter)
def is_persistable(self, var):
"""
Whether the given variable is persistable.
Args:
var(VarWrapper): The given variable.
"""
return var._var.persistable
def compile(self, for_parallel=True, for_test=False, mem_opt=False):
"""
Compile the program in this wrapper to framework.CompiledProgram for next running.
This function must be called if the program is modified.
Args:
for_parallel(bool): Whether the program to run in data parallel way. default: True.
for_test(bool): Whether the compiled program is used for test.
"""
target = self.program
if for_test:
loss = None
else:
loss = self.out_nodes['loss']
if for_parallel:
# disable memory optimize for stable training
build_strategy = compiler.BuildStrategy()
build_strategy.enable_inplace = mem_opt
build_strategy.memory_optimize = mem_opt
build_strategy.fuse_all_reduce_ops = False
# build_strategy.async_mode = False
self.compiled_graph = compiler.CompiledProgram(
target).with_data_parallel(
loss_name=loss, build_strategy=build_strategy)
else:
self.compiled_graph = compiler.CompiledProgram(target)
def ops(self):
"""
Return all operator nodes included in the graph as a set.
"""
ops = []
for block in self.program.blocks:
for op in block.ops:
ops.append(OpWrapper(op, self))
return ops
def vars(self):
"""
Get all the variables.
"""
return [VarWrapper(var, self) for var in self.program.list_vars()]
def var(self, name):
"""
Get the variable by variable name.
"""
return VarWrapper(self.program.global_block().var(name), self)
def clone(self, for_test=False):
"""
Clone a new graph from current graph.
Returns:
(GraphWrapper): The wrapper of a new graph.
"""
return GraphWrapper(
self.program.clone(for_test),
copy.deepcopy(self.in_nodes), copy.deepcopy(self.out_nodes))
def merge(self, graph):
"""
Merge a graph into current graph.
Args:
graph(GraphWrapper): The graph to be merged by current graph.
"""
for var in graph.program.list_vars():
if var.persistable:
self.teacher_persistables[var.name] = var
new_var = self.program.global_block()._clone_variable(
var, force_persistable=False)
new_var.stop_gradient = var.stop_gradient
# TODO: parameters should be cloned
for op in graph.ops():
op = op._op
inputs = {}
outputs = {}
attrs = {}
for input_name in op.input_names:
inputs[input_name] = [
self.var(in_var_name)._var
for in_var_name in op.input(input_name)
]
for output_name in op.output_names:
outputs[output_name] = [
self.var(out_var_name)._var
for out_var_name in op.output(output_name)
]
for attr_name in op.attr_names:
attrs[attr_name] = op.attr(attr_name)
self.program.global_block().append_op(
type=op.type, inputs=inputs, outputs=outputs, attrs=attrs)
def program(self):
"""
Get the program in current wrapper.
"""
return self.program
def pre_ops(self, op):
"""
Get all the previous operators of target operator.
Args:
op(OpWrapper): Target operator..
Returns:
list<OpWrapper>: A list of operators.
"""
ops = []
for p in self.ops():
for in_var in op.all_inputs():
if in_var in p.all_outputs():
ops.append(p)
return ops
def next_ops(self, op):
"""
Get all the next operators of target operator.
Args:
op(OpWrapper): Target operator..
Returns:
list<OpWrapper>: A list of operators.
"""
ops = []
for p in self.ops():
for out_var in op.all_outputs():
if out_var in p.all_inputs():
ops.append(p)
return ops
def get_param_by_op(self, op):
"""
Get the parameters used by target operator.
"""
assert isinstance(op, OpWrapper)
params = []
for var in op.all_inputs():
if isinstance(var._var, Parameter):
params.append(var)
assert len(params) > 0
return params
def numel_params(self):
"""
Get the number of elements in all parameters.
"""
ret = 0
for param in self.all_parameters():
ret += np.product(param.shape())
return ret
def get_optimize_graph(self, optimizer, place, scope, no_grad_var_names=[]):
"""
Get a new graph for training by appending some backward operators and optimization operators.
Args:
optimizer: The optimizer used to generate training graph.
place: The place to run the graph.
scope: The scope used to run the graph. Some new variable will be added into this scope.
no_grad_var_names(list<str>): Names of variables that should be ignored while computing gradients. default: [].
Returns:
(GraphWrapper): The wrapper of new graph with backward ops and optimization ops.
"""
graph = self.clone()
startup_program = Program()
with program_guard(
main_program=graph.program, startup_program=startup_program):
target_name = None
if 'loss' in graph.out_nodes:
target_name = graph.out_nodes['loss']
elif 'cost' in graph.out_nodes:
target_name = graph.out_nodes['cost']
else:
return None
target = graph.var(target_name)._var
# The learning rate variable may be created in other program.
# Update information in optimizer to make
# learning rate variable being accessible in current program.
if isinstance(optimizer._learning_rate, Variable):
optimizer._learning_rate_map[
graph.program] = optimizer._learning_rate
optimizer.minimize(target, no_grad_set=no_grad_var_names)
exe = Executor(place)
exe.run(program=startup_program, scope=scope)
return graph
def flops(self, only_conv=False):
"""
Get the flops of current graph.
Args:
only_conv: Only calculating the conv layers. default: False.
Returns:
int: The flops of current graph.
"""
flops = 0
for op in self.ops():
if op.type() in ['conv2d', 'depthwise_conv2d']:
filter_shape = op.inputs("Filter")[0].shape()
input_shape = op.inputs("Input")[0].shape()
output_shape = op.outputs("Output")[0].shape()
c_out, c_in, k_h, k_w = filter_shape
_, _, h_out, w_out = output_shape
groups = op.attr("groups")
kernel_ops = k_h * k_w * (c_in / groups)
if len(op.inputs("Bias")) > 0:
with_bias = 1
else:
with_bias = 0
flops += 2 * h_out * w_out * c_out * (kernel_ops + with_bias)
elif op.type() == 'pool2d' and not only_conv:
input_shape = op.inputs("X")[0].shape()
output_shape = op.outputs("Out")[0].shape()
_, c_out, h_out, w_out = output_shape
k_size = op.attr("ksize")
flops += h_out * w_out * c_out * (k_size[0]**2)
elif op.type() == 'mul' and not only_conv:
x_shape = list(op.inputs("X")[0].shape())
y_shape = op.inputs("Y")[0].shape()
if x_shape[0] == -1:
x_shape[0] = 1
flops += 2 * x_shape[0] * x_shape[1] * y_shape[1]
elif op.type() in ['relu', 'sigmoid', 'batch_norm'
] and not only_conv:
input_shape = list(op.inputs("X")[0].shape())
if input_shape[0] == -1:
input_shape[0] = 1
flops += np.product(input_shape)
return flops
def save_model(self, path, exe):
"""
Save network and parameters into file which can be load by load_inference_model api.
Args:
path(str): The path to save the persistables.
exe(framework.Executor): The executor used to save the persistables.
"""
out_vars = [
self.var(var_name)._var for var_name in self.out_nodes.values()
]
in_vars = list(self.in_nodes.values())
assert (len(in_vars) > 0)
assert (len(out_vars) > 0)
io.save_inference_model(
path,
in_vars,
out_vars,
exe.exe,
model_filename="__model__",
params_filename="__params__",
main_program=self.program.clone(),
export_for_deployment=True)
def save_infer_model(self, path, exe, in_out, program_only=False):
"""
Save network and parameters into file which can be load by load_inference_model api.
Args:
path(str): The path to save the persistables.
exe(framework.Executor): The executor used to save the persistables.
in_out(tuple|list): in_out[0] is a list of input nodes' names
and in_out[1] is a list of output nodes' names.
program_only(bool): Whether to save program only.
"""
out_vars = [self.var(var_name)._var for var_name in in_out[1]]
in_vars = list(in_out[0])
assert (len(in_vars) > 0)
assert (len(out_vars) > 0)
io.save_inference_model(
path,
in_vars,
out_vars,
exe.exe,
model_filename="__model__.infer",
params_filename="__params__",
program_only=program_only,
main_program=self.program.clone(),
export_for_deployment=True)
def save_persistables(self, path, exe):
"""
Save all the persistable variables into file.
Args:
path(str): The path to save the persistables.
exe(framework.Executor): The executor used to save the persistables.
"""
# update persistables from program
for var in self.program.list_vars():
if var.persistable and var.name not in self.persistables:
self.persistables[var.name] = var
persistables = []
for var in self.persistables:
if 'reader' not in var and 'double_buffer' not in var and var not in self.teacher_persistables:
persistables.append(self.persistables[var])
io.save_vars(exe.exe, path, vars=persistables)
def load_persistables(self, path, exe):
"""
Load the persistable variables from file.
Args:
path(str): The path to load the persistables.
exe(framework.Executor): The executor used to load the persistables.
"""
def if_exist(var):
return os.path.exists(os.path.join(path, var.name))
persistables = []
for var in self.persistables:
if 'reader' not in var and 'double_buffer' not in var:
persistables.append(self.persistables[var])
io.load_vars(exe.exe, path, vars=persistables, predicate=if_exist)
def update_param_shape(self, scope):
"""
Update the shape of parameters in the graph according to tensors in scope.
It is used after loading pruned parameters from file.
"""
for param in self.all_parameters():
tensor_shape = np.array(scope.find_var(param.name()).get_tensor(
)).shape
param.set_shape(tensor_shape)
def infer_shape(self):
"""
Update the groups of convolution layer according to current filters.
It is used after loading pruned parameters from file.
"""
for op in self.ops():
if op.type() != 'conditional_block':
op._op.desc.infer_shape(op._op.block.desc)
def update_groups_of_conv(self):
for op in self.ops():
if op.type() == 'depthwise_conv2d' or op.type(
) == 'depthwise_conv2d_grad':
op.set_attr('groups', op.inputs('Filter')[0].shape()[0])
python/paddle/fluid/contrib/slim/nas/__init__.py 已删除 100644 → 0
浏览文件 @ bca30316
# Copyright (c) 2019 PaddlePaddle Authors. All Rights Reserve.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from . import light_nas_strategy
from .light_nas_strategy import *
from . import controller_server
from .controller_server import *
from . import search_agent
from .search_agent import *
from . import search_space
from .search_space import *
from . import lock
from .lock import *
__all__ = light_nas_strategy.__all__
__all__ += controller_server.__all__
__all__ += search_agent.__all__
__all__ += search_space.__all__
python/paddle/fluid/contrib/slim/nas/controller_server.py 已删除 100644 → 0
浏览文件 @ bca30316
# Copyright (c) 2019 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import logging
import socket
from threading import Thread
from ....log_helper import get_logger
__all__ = ['ControllerServer']
_logger = get_logger(
__name__,
logging.INFO,
fmt='ControllerServer-%(asctime)s-%(levelname)s: %(message)s')
class ControllerServer(object):
"""
The controller wrapper with a socket server to handle the request of search agent.
"""
def __init__(self,
controller=None,
address=('', 0),
max_client_num=100,
search_steps=None,
key=None):
"""
Args:
controller(slim.searcher.Controller): The controller used to generate tokens.
address(tuple): The address of current server binding with format (ip, port). Default: ('', 0).
which means setting ip automatically
max_client_num(int): The maximum number of clients connecting to current server simultaneously. Default: 100.
search_steps(int): The total steps of searching. None means never stopping. Default: None
"""
self._controller = controller
self._address = address
self._max_client_num = max_client_num
self._search_steps = search_steps
self._closed = False
self._port = address[1]
self._ip = address[0]
self._key = key
def start(self):
self._socket_server = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
self._socket_server.bind(self._address)
self._socket_server.listen(self._max_client_num)
self._port = self._socket_server.getsockname()[1]
self._ip = self._socket_server.getsockname()[0]
_logger.info("listen on: [{}:{}]".format(self._ip, self._port))
thread = Thread(target=self.run)
thread.start()
return str(thread)
def close(self):
"""Close the server."""
self._closed = True
def port(self):
"""Get the port."""
return self._port
def ip(self):
"""Get the ip."""
return self._ip
def run(self):
_logger.info("Controller Server run...")
while ((self._search_steps is None) or
(self._controller._iter <
(self._search_steps))) and not self._closed:
conn, addr = self._socket_server.accept()
message = conn.recv(1024).decode()
if message.strip("\n") == "next_tokens":
tokens = self._controller.next_tokens()
tokens = ",".join([str(token) for token in tokens])
conn.send(tokens.encode())
else:
_logger.info("recv message from {}: [{}]".format(addr, message))
messages = message.strip('\n').split("\t")
if (len(messages) < 3) or (messages[0] != self._key):
_logger.info("recv noise from {}: [{}]".format(addr,
message))
continue
tokens = messages[1]
reward = messages[2]
tokens = [int(token) for token in tokens.split(",")]
self._controller.update(tokens, float(reward))
tokens = self._controller.next_tokens()
tokens = ",".join([str(token) for token in tokens])
conn.send(tokens.encode())
_logger.info("send message to {}: [{}]".format(addr, tokens))
conn.close()
self._socket_server.close()
_logger.info("server closed!")
python/paddle/fluid/contrib/slim/nas/light_nas_strategy.py 已删除 100644 → 0
浏览文件 @ bca30316
# Copyright (c) 2019 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from ..core.strategy import Strategy
from ..graph import GraphWrapper
from .controller_server import ControllerServer
from .search_agent import SearchAgent
from ....executor import Executor
from ....log_helper import get_logger
import re
import logging
import functools
import socket
from .lock import lock, unlock
__all__ = ['LightNASStrategy']
_logger = get_logger(
__name__,
logging.INFO,
fmt='LightNASStrategy-%(asctime)s-%(levelname)s: %(message)s')
class LightNASStrategy(Strategy):
"""
Light-NAS search strategy.
"""
def __init__(self,
controller=None,
end_epoch=1000,
target_flops=629145600,
target_latency=0,
retrain_epoch=1,
metric_name='top1_acc',
server_ip=None,
server_port=0,
is_server=False,
max_client_num=100,
search_steps=None,
key="light-nas"):
"""
Args:
controller(searcher.Controller): The searching controller. Default: None.
end_epoch(int): The 'on_epoch_end' function will be called in end_epoch. Default: 0
target_flops(int): The constraint of FLOPS.
target_latency(float): The constraint of latency.
retrain_epoch(int): The number of training epochs before evaluating structure generated by controller. Default: 1.
metric_name(str): The metric used to evaluate the model.
It should be one of keys in out_nodes of graph wrapper. Default: 'top1_acc'
server_ip(str): The ip that controller server listens on. None means getting the ip automatically. Default: None.
server_port(int): The port that controller server listens on. 0 means getting usable port automatically. Default: 0.
is_server(bool): Whether current host is controller server. Default: False.
max_client_num(int): The maximum number of clients that connect to controller server concurrently. Default: 100.
search_steps(int): The total steps of searching. Default: None.
key(str): The key used to identify legal agent for controller server. Default: "light-nas"
"""
self.start_epoch = 0
self.end_epoch = end_epoch
self._max_flops = target_flops
self._max_latency = target_latency
self._metric_name = metric_name
self._controller = controller
self._retrain_epoch = 0
self._server_ip = server_ip
self._server_port = server_port
self._is_server = is_server
self._retrain_epoch = retrain_epoch
self._search_steps = search_steps
self._max_client_num = max_client_num
self._max_try_times = 100
self._key = key
if self._server_ip is None:
self._server_ip = self._get_host_ip()
def _get_host_ip(self):
return socket.gethostbyname(socket.gethostname())
def on_compression_begin(self, context):
self._current_tokens = context.search_space.init_tokens()
self._controller.reset(context.search_space.range_table(),
self._current_tokens, None)
# create controller server
if self._is_server:
open("./slim_LightNASStrategy_controller_server.socket",
'a').close()
socket_file = open(
"./slim_LightNASStrategy_controller_server.socket", 'r+')
lock(socket_file)
tid = socket_file.readline()
if tid == '':
_logger.info("start controller server...")
self._server = ControllerServer(
controller=self._controller,
address=(self._server_ip, self._server_port),
max_client_num=self._max_client_num,
search_steps=self._search_steps,
key=self._key)
tid = self._server.start()
self._server_port = self._server.port()
socket_file.write(tid)
_logger.info("started controller server...")
unlock(socket_file)
socket_file.close()
_logger.info("self._server_ip: {}; self._server_port: {}".format(
self._server_ip, self._server_port))
# create client
self._search_agent = SearchAgent(
self._server_ip, self._server_port, key=self._key)
def __getstate__(self):
"""Socket can't be pickled."""
d = {}
for key in self.__dict__:
if key not in ["_search_agent", "_server"]:
d[key] = self.__dict__[key]
return d
def on_epoch_begin(self, context):
if context.epoch_id >= self.start_epoch and context.epoch_id <= self.end_epoch and (
self._retrain_epoch == 0 or
(context.epoch_id - self.start_epoch) % self._retrain_epoch == 0):
_logger.info("light nas strategy on_epoch_begin")
min_flops = -1
for _ in range(self._max_try_times):
startup_p, train_p, test_p, _, _, train_reader, test_reader = context.search_space.create_net(
self._current_tokens)
context.eval_graph.program = test_p
flops = context.eval_graph.flops()
if min_flops == -1:
min_flops = flops
min_tokens = self._current_tokens[:]
else:
if flops < min_flops:
min_tokens = self._current_tokens[:]
if self._max_latency > 0:
latency = context.search_space.get_model_latency(test_p)
_logger.info("try [{}] with latency {} flops {}".format(
self._current_tokens, latency, flops))
else:
_logger.info("try [{}] with flops {}".format(
self._current_tokens, flops))
if flops > self._max_flops or (self._max_latency > 0 and
latency > self._max_latency):
self._current_tokens = self._controller.next_tokens(
min_tokens)
else:
break
context.train_reader = train_reader
context.eval_reader = test_reader
exe = Executor(context.place)
exe.run(startup_p)
context.optimize_graph.program = train_p
context.optimize_graph.compile()
context.skip_training = (self._retrain_epoch == 0)
def on_epoch_end(self, context):
if context.epoch_id >= self.start_epoch and context.epoch_id < self.end_epoch and (
self._retrain_epoch == 0 or
(context.epoch_id - self.start_epoch + 1
) % self._retrain_epoch == 0):
self._current_reward = context.eval_results[self._metric_name][-1]
flops = context.eval_graph.flops()
if flops > self._max_flops:
self._current_reward = 0.0
if self._max_latency > 0:
test_p = context.search_space.create_net(self._current_tokens)[
2]
latency = context.search_space.get_model_latency(test_p)
if latency > self._max_latency:
self._current_reward = 0.0
_logger.info("reward: {}; latency: {}; flops: {}; tokens: {}".
format(self._current_reward, latency, flops,
self._current_tokens))
else:
_logger.info("reward: {}; flops: {}; tokens: {}".format(
self._current_reward, flops, self._current_tokens))
self._current_tokens = self._search_agent.update(
self._current_tokens, self._current_reward)
python/paddle/fluid/contrib/slim/nas/lock.py 已删除 100644 → 0
浏览文件 @ bca30316
# Copyright (c) 2019 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import os
__All__ = ['lock', 'unlock']
if os.name == 'nt':
def lock(file):
raise NotImplementedError('Windows is not supported.')
def unlock(file):
raise NotImplementedError('Windows is not supported.')
elif os.name == 'posix':
from fcntl import flock, LOCK_EX, LOCK_UN
def lock(file):
"""Lock the file in local file system."""
flock(file.fileno(), LOCK_EX)
def unlock(file):
"""Unlock the file in local file system."""
flock(file.fileno(), LOCK_UN)
else:
raise RuntimeError("File Locker only support NT and Posix platforms!")
python/paddle/fluid/contrib/slim/nas/search_agent.py 已删除 100644 → 0
浏览文件 @ bca30316
# Copyright (c) 2019 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import logging
import socket
from ....log_helper import get_logger
__all__ = ['SearchAgent']
_logger = get_logger(
__name__, logging.INFO, fmt='%(asctime)s-%(levelname)s: %(message)s')
class SearchAgent(object):
"""
Search agent.
"""
def __init__(self, server_ip=None, server_port=None, key=None):
"""
Args:
server_ip(str): The ip that controller server listens on. None means getting the ip automatically. Default: None.
server_port(int): The port that controller server listens on. 0 means getting usable port automatically. Default: 0.
key(str): The key used to identify legal agent for controller server. Default: "light-nas"
"""
self.server_ip = server_ip
self.server_port = server_port
self.socket_client = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
self._key = key
def update(self, tokens, reward):
"""
Update the controller according to latest tokens and reward.
Args:
tokens(list<int>): The tokens generated in last step.
reward(float): The reward of tokens.
"""
socket_client = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
socket_client.connect((self.server_ip, self.server_port))
tokens = ",".join([str(token) for token in tokens])
socket_client.send("{}\t{}\t{}".format(self._key, tokens, reward)
.encode())
tokens = socket_client.recv(1024).decode()
tokens = [int(token) for token in tokens.strip("\n").split(",")]
return tokens
def next_tokens(self):
"""
Get next tokens.
"""
socket_client = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
socket_client.connect((self.server_ip, self.server_port))
socket_client.send("next_tokens".encode())
tokens = socket_client.recv(1024).decode()
tokens = [int(token) for token in tokens.strip("\n").split(",")]
return tokens
python/paddle/fluid/contrib/slim/nas/search_space.py 已删除 100644 → 0
浏览文件 @ bca30316
# Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserve.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""The search space used to search neural architecture"""
__all__ = ['SearchSpace']
class SearchSpace(object):
"""Controller for Neural Architecture Search.
"""
def __init__(self, *args, **kwargs):
pass
def init_tokens(self):
"""Get init tokens in search space.
"""
raise NotImplementedError('Abstract method.')
def range_table(self):
"""Get range table of current search space.
"""
raise NotImplementedError('Abstract method.')
def create_net(self, tokens):
"""Create networks for training and evaluation according to tokens.
Args:
tokens(list<int>): The tokens which represent a network.
Return:
(tuple): startup_program, train_program, evaluation_program, train_metrics, test_metrics
"""
raise NotImplementedError('Abstract method.')
def get_model_latency(self, program):
"""Get model latency according to program.
Args:
program(Program): The program to get latency.
Return:
(float): model latency.
"""
raise NotImplementedError('Abstract method.')
python/paddle/fluid/contrib/slim/prune/__init__.py 已删除 100644 → 0
浏览文件 @ bca30316
# Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserve.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from . import pruner
from .pruner import *
from . import prune_strategy
from .prune_strategy import *
from . import auto_prune_strategy
from .auto_prune_strategy import *
__all__ = pruner.__all__
__all__ += prune_strategy.__all__
__all__ += auto_prune_strategy.__all__
python/paddle/fluid/contrib/slim/prune/auto_prune_strategy.py 已删除 100644 → 0
浏览文件 @ bca30316
# Copyright (c) 2019 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from .prune_strategy import PruneStrategy
import re
import logging
import functools
import copy
from ....log_helper import get_logger
__all__ = ['AutoPruneStrategy']
_logger = get_logger(
__name__, logging.INFO, fmt='%(asctime)s-%(levelname)s: %(message)s')
class AutoPruneStrategy(PruneStrategy):
"""
Automatic pruning strategy.
"""
def __init__(self,
pruner=None,
controller=None,
start_epoch=0,
end_epoch=10,
min_ratio=0.5,
max_ratio=0.7,
metric_name='top1_acc',
pruned_params='conv.*_weights',
retrain_epoch=0,
uniform_range=None,
init_tokens=None):
"""
Args:
pruner(slim.Pruner): The pruner used to prune the parameters. Default: None.
controller(searcher.Controller): The searching controller. Default: None.
start_epoch(int): The 'on_epoch_begin' function will be called in start_epoch. Default: 0
end_epoch(int): The 'on_epoch_end' function will be called in end_epoch. Default: 0
min_ratio(float): The maximum pruned ratio. Default: 0.7
max_ratio(float): The minimum pruned ratio. Default: 0.5
metric_name(str): The metric used to evaluate the model.
It should be one of keys in out_nodes of graph wrapper. Default: 'top1_acc'
pruned_params(str): The pattern str to match the parameter names to be pruned. Default: 'conv.*_weights'
retrain_epoch(int): The training epochs in each searching step. Default: 0
uniform_range(int): The token range in each position of tokens generated by controller. None means getting the range automatically. Default: None.
init_tokens(list<int>): The initial tokens. None means getting the initial tokens automatically. Default: None.
"""
super(AutoPruneStrategy, self).__init__(pruner, start_epoch, end_epoch,
0.0, metric_name, pruned_params)
self._max_ratio = max_ratio
self._min_ratio = min_ratio
self._controller = controller
self._metric_name = metric_name
self._pruned_param_names = []
self._retrain_epoch = retrain_epoch
self._uniform_range = uniform_range
self._init_tokens = init_tokens
self._current_tokens = None
def on_compression_begin(self, context):
"""
Prepare some information for searching strategy.
step 1: Find all the parameters to be pruned.
step 2: Get initial tokens and setup controller.
"""
pruned_params = []
for param in context.eval_graph.all_parameters():
if re.match(self.pruned_params, param.name()):
self._pruned_param_names.append(param.name())
if self._init_tokens is not None:
self._current_tokens = self._init_tokens
else:
self._current_tokens = self._get_init_tokens(context)
if self._uniform_range is not None:
self._range_table = [round(self._uniform_range, 2) / 0.01] * len(
self._pruned_param_names)
else:
self._range_table = copy.deepcopy(self._current_tokens)
_logger.info('init tokens: {}'.format(self._current_tokens))
_logger.info("range_table: {}".format(self._range_table))
constrain_func = functools.partial(
self._constrain_func, context=context)
self._controller.reset(self._range_table, self._current_tokens,
constrain_func)
def _constrain_func(self, tokens, context=None):
"""Check whether the tokens meet constraint."""
ori_flops = context.eval_graph.flops()
ratios = self._tokens_to_ratios(tokens)
params = self._pruned_param_names
param_shape_backup = {}
self._prune_parameters(
context.eval_graph,
context.scope,
params,
ratios,
context.place,
only_graph=True,
param_shape_backup=param_shape_backup)
context.eval_graph.update_groups_of_conv()
flops = context.eval_graph.flops()
for param in param_shape_backup.keys():
context.eval_graph.var(param).set_shape(param_shape_backup[param])
flops_ratio = (1 - float(flops) / ori_flops)
if flops_ratio >= self._min_ratio and flops_ratio <= self._max_ratio:
_logger.info("Success try [{}]; flops: -{}".format(tokens,
flops_ratio))
return True
else:
_logger.info("Failed try [{}]; flops: -{}".format(tokens,
flops_ratio))
return False
def _get_init_tokens(self, context):
"""Get initial tokens.
"""
ratios = self._get_uniform_ratios(context)
_logger.info('Get init ratios: {}'.format(
[round(r, 2) for r in ratios]))
return self._ratios_to_tokens(ratios)
def _ratios_to_tokens(self, ratios):
"""Convert pruned ratios to tokens.
"""
return [int(ratio / 0.01) for ratio in ratios]
def _tokens_to_ratios(self, tokens):
"""Convert tokens to pruned ratios.
"""
return [token * 0.01 for token in tokens]
def _get_uniform_ratios(self, context):
"""
Search a group of uniform ratios.
"""
min_ratio = 0.
max_ratio = 1.
target = (self._min_ratio + self._max_ratio) / 2
flops = context.eval_graph.flops()
model_size = context.eval_graph.numel_params()
ratios = None
while min_ratio < max_ratio:
ratio = (max_ratio + min_ratio) / 2
ratios = [ratio] * len(self._pruned_param_names)
param_shape_backup = {}
self._prune_parameters(
context.eval_graph,
context.scope,
self._pruned_param_names,
ratios,
context.place,
only_graph=True,
param_shape_backup=param_shape_backup)
pruned_flops = 1 - (float(context.eval_graph.flops()) / flops)
pruned_size = 1 - (float(context.eval_graph.numel_params()) /
model_size)
for param in param_shape_backup.keys():
context.eval_graph.var(param).set_shape(param_shape_backup[
param])
if abs(pruned_flops - target) < 1e-2:
break
if pruned_flops > target:
max_ratio = ratio
else:
min_ratio = ratio
_logger.info('Get ratios: {}'.format([round(r, 2) for r in ratios]))
return ratios
def on_epoch_begin(self, context):
"""
step 1: Get a new tokens from controller.
step 2: Pruning eval_graph and optimize_program by tokens
"""
if context.epoch_id >= self.start_epoch and context.epoch_id <= self.end_epoch and (
self._retrain_epoch == 0 or
(context.epoch_id - self.start_epoch) % self._retrain_epoch == 0):
_logger.info("on_epoch_begin")
params = self._pruned_param_names
ratios = self._tokens_to_ratios(self._current_tokens)
self._param_shape_backup = {}
self._param_backup = {}
self._prune_parameters(
context.optimize_graph,
context.scope,
params,
ratios,
context.place,
param_backup=self._param_backup,
param_shape_backup=self._param_shape_backup)
self._prune_graph(context.eval_graph, context.optimize_graph)
context.optimize_graph.update_groups_of_conv()
context.eval_graph.update_groups_of_conv()
context.optimize_graph.compile(
mem_opt=False) # to update the compiled program
context.skip_training = (self._retrain_epoch == 0)
def on_epoch_end(self, context):
"""
step 1: Get reward of current tokens and update controller.
step 2: Restore eval_graph and optimize_graph
"""
if context.epoch_id >= self.start_epoch and context.epoch_id < self.end_epoch and (
self._retrain_epoch == 0 or
(context.epoch_id - self.start_epoch + 1
) % self._retrain_epoch == 0):
_logger.info("on_epoch_end")
reward = context.eval_results[self._metric_name][-1]
self._controller.update(self._current_tokens, reward)
self._current_tokens = self._controller.next_tokens()
# restore pruned parameters
for param_name in self._param_backup.keys():
param_t = context.scope.find_var(param_name).get_tensor()
param_t.set(self._param_backup[param_name], context.place)
self._param_backup = {}
# restore shape of parameters
for param in self._param_shape_backup.keys():
context.optimize_graph.var(param).set_shape(
self._param_shape_backup[param])
self._param_shape_backup = {}
self._prune_graph(context.eval_graph, context.optimize_graph)
context.optimize_graph.update_groups_of_conv()
context.eval_graph.update_groups_of_conv()
context.optimize_graph.compile(
mem_opt=False) # to update the compiled program
elif context.epoch_id == self.end_epoch: # restore graph for final training
# restore pruned parameters
for param_name in self._param_backup.keys():
param_t = context.scope.find_var(param_name).get_tensor()
param_t.set(self.param_backup[param_name], context.place)
# restore shape of parameters
for param in self._param_shape_backup.keys():
context.eval_graph.var(param).set_shape(
self._param_shape_backup[param])
context.optimize_graph.var(param).set_shape(
self._param_shape_backup[param])
context.optimize_graph.update_groups_of_conv()
context.eval_graph.update_groups_of_conv()
params, ratios = self._get_prune_ratios(
self._controller._best_tokens)
self._prune_parameters(context.optimize_graph, context.scope,
params, ratios, context.place)
self._prune_graph(context.eval_graph, context.optimize_graph)
context.optimize_graph.update_groups_of_conv()
context.eval_graph.update_groups_of_conv()
context.optimize_graph.compile(
mem_opt=True) # to update the compiled program
context.skip_training = False
python/paddle/fluid/contrib/slim/prune/pruner.py 已删除 100644 → 0
浏览文件 @ bca30316
# Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import numpy as np
import collections
from .... import layers
__all__ = ['Pruner', 'StructurePruner']
class Pruner(object):
"""
Base class of all pruners.
"""
def __init__(self):
pass
def prune(self, param):
pass
class StructurePruner(Pruner):
"""
Pruner used to pruning parameters by groups.
"""
def __init__(self, pruning_axis, criterions):
"""
Args:
pruning_axis(dict): The key is the name of parameter to be pruned,
'*' means all the parameters.
The value is the axis to be used. Given a parameter
with shape [3, 4], the result of pruning 50% on axis 1
is a parameter with shape [3, 2].
criterions(dict): The key is the name of parameter to be pruned,
'*' means all the parameters.
The value is the criterion used to sort groups for pruning.
It only supports 'l1_norm' currently.
"""
self.pruning_axis = pruning_axis
self.criterions = criterions
def cal_pruned_idx(self, name, param, ratio, axis=None):
"""
Calculate the index to be pruned on axis by given pruning ratio.
Args:
name(str): The name of parameter to be pruned.
param(np.array): The data of parameter to be pruned.
ratio(float): The ratio to be pruned.
axis(int): The axis to be used for pruning given parameter.
If it is None, the value in self.pruning_axis will be used.
default: None.
Returns:
list<int>: The indexes to be pruned on axis.
"""
criterion = self.criterions[
name] if name in self.criterions else self.criterions['*']
if axis is None:
assert self.pruning_axis is not None, "pruning_axis should set if axis is None."
axis = self.pruning_axis[
name] if name in self.pruning_axis else self.pruning_axis['*']
prune_num = int(round(param.shape[axis] * ratio))
reduce_dims = [i for i in range(len(param.shape)) if i != axis]
if criterion == 'l1_norm':
criterions = np.sum(np.abs(param), axis=tuple(reduce_dims))
pruned_idx = criterions.argsort()[:prune_num]
return pruned_idx
def prune_tensor(self, tensor, pruned_idx, pruned_axis, lazy=False):
"""
Pruning a array by indexes on given axis.
Args:
tensor(numpy.array): The target array to be pruned.
pruned_idx(list<int>): The indexes to be pruned.
pruned_axis(int): The axis of given array to be pruned on.
lazy(bool): True means setting the pruned elements to zero.
False means remove the pruned elements from memory.
default: False.
Returns:
numpy.array: The pruned array.
"""
mask = np.zeros(tensor.shape[pruned_axis], dtype=bool)
mask[pruned_idx] = True
def func(data):
return data[~mask]
def lazy_func(data):
data[mask] = 0
return data
if lazy:
return np.apply_along_axis(lazy_func, pruned_axis, tensor)
else:
return np.apply_along_axis(func, pruned_axis, tensor)
python/paddle/fluid/contrib/slim/quantization/__init__.py
浏览文件 @ 2131559d
...@@ -16,10 +16,6 @@ from __future__ import print_function ...@@ -16,10 +16,6 @@ from __future__ import print_function
from . import quantization_pass from . import quantization_pass
from .quantization_pass import * from .quantization_pass import *
from . import quantization_strategy
from .quantization_strategy import *
from . import mkldnn_post_training_strategy
from .mkldnn_post_training_strategy import *
from . import quant_int8_mkldnn_pass from . import quant_int8_mkldnn_pass
from .quant_int8_mkldnn_pass import * from .quant_int8_mkldnn_pass import *
from . import quant2_int8_mkldnn_pass from . import quant2_int8_mkldnn_pass
...@@ -29,8 +25,7 @@ from .post_training_quantization import * ...@@ -29,8 +25,7 @@ from .post_training_quantization import *
from . import imperative from . import imperative
from .imperative import * from .imperative import *
__all__ = quantization_pass.__all__ + quantization_strategy.__all__ __all__ = quantization_pass.__all__
__all__ += mkldnn_post_training_strategy.__all__
__all__ += quant_int8_mkldnn_pass.__all__ __all__ += quant_int8_mkldnn_pass.__all__
__all__ += quant2_int8_mkldnn_pass.__all__ __all__ += quant2_int8_mkldnn_pass.__all__
__all__ += post_training_quantization.__all__ __all__ += post_training_quantization.__all__
......
python/paddle/fluid/contrib/slim/quantization/mkldnn_post_training_strategy.py 已删除 100644 → 0
浏览文件 @ bca30316
# Copyright (c) 2019 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import os
import logging
import six
import numpy as np
from .... import core
from ..core.strategy import Strategy
from ....log_helper import get_logger
__all__ = ['MKLDNNPostTrainingQuantStrategy']
_logger = get_logger(
__name__, logging.INFO, fmt='%(asctime)s-%(levelname)s: %(message)s')
class MKLDNNPostTrainingQuantStrategy(Strategy):
"""
The strategy for MKL-DNN Post Training quantization strategy.
"""
def __init__(self,
int8_model_save_path=None,
fp32_model_path=None,
cpu_math_library_num_threads=1):
"""
Args:
int8_model_save_path(str): int8_model_save_path is used to save an int8 ProgramDesc
with fp32 weights which is used for MKL-DNN int8 inference. For post training quantization,
MKLDNNPostTrainingQuantStrategy only supports converting a fp32 ProgramDesc
with fp32 weights to an int8 ProgramDesc with fp32 weights now. The saved
int8 ProgramDesc with fp32 weights only can be executed with MKL-DNN enabled.
None means it doesn't save int8 ProgramDesc with fp32 weights. default: None.
fp32_model_path(str): fp32_model_path is used to load an original fp32 ProgramDesc with fp32 weights.
None means it doesn't have a fp32 ProgramDesc with fp32 weights. default: None.
cpu_math_library_num_threads(int): The number of cpu math library threads which is used on
MKLDNNPostTrainingQuantStrategy. 1 means it only uses one cpu math library
thread. default: 1
"""
super(MKLDNNPostTrainingQuantStrategy, self).__init__(0, 0)
self.int8_model_save_path = int8_model_save_path
if fp32_model_path is None:
raise Exception("fp32_model_path is None")
self.fp32_model_path = fp32_model_path
self.cpu_math_library_num_threads = cpu_math_library_num_threads
def on_compression_begin(self, context):
"""
Prepare the data and quantify the model
"""
super(MKLDNNPostTrainingQuantStrategy,
self).on_compression_begin(context)
_logger.info('InferQuantStrategy::on_compression_begin')
# Prepare the Analysis Config
infer_config = core.AnalysisConfig("AnalysisConfig")
infer_config.switch_ir_optim(True)
infer_config.disable_gpu()
infer_config.set_model(self.fp32_model_path)
infer_config.enable_mkldnn()
infer_config.set_cpu_math_library_num_threads(
self.cpu_math_library_num_threads)
# Prepare the data for calculating the quantization scales
warmup_reader = context.eval_reader()
if six.PY2:
data = warmup_reader.next()
if six.PY3:
data = warmup_reader.__next__()
num_images = len(data)
image_data = [img.tolist() for (img, _) in data]
image_data = np.array(image_data).astype("float32").reshape(
[num_images, ] + list(data[0][0].shape))
image_data = image_data.ravel()
images = core.PaddleTensor(image_data, "x")
images.shape = [num_images, ] + list(data[0][0].shape)
label_data = [label for (_, label) in data]
labels = core.PaddleTensor(
np.array(label_data).astype("int64").reshape([num_images, 1]), "y")
warmup_data = [images, labels]
# Enable the INT8 Quantization
infer_config.enable_quantizer()
infer_config.quantizer_config().set_quant_data(warmup_data)
infer_config.quantizer_config().set_quant_batch_size(num_images)
# Run INT8 MKL-DNN Quantization
predictor = core.create_paddle_predictor(infer_config)
if self.int8_model_save_path:
if not os.path.exists(self.int8_model_save_path):
os.makedirs(self.int8_model_save_path)
predictor.SaveOptimModel(self.int8_model_save_path)
_logger.info(
'Finish MKLDNNPostTrainingQuantStrategy::on_compresseion_begin')
python/paddle/fluid/contrib/slim/quantization/quantization_strategy.py 已删除 100644 → 0
浏览文件 @ bca30316
# Copyright (c) 2019 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import logging
import sys
import numpy as np
from .... import Executor
from .... import io
from .... import core, scope_guard
from ....compiler import CompiledProgram
from ....compiler import BuildStrategy
from ....framework import IrGraph, Variable, Program
from ....log_helper import get_logger
from ..core.strategy import Strategy
from .quantization_pass import *
__all__ = ['QuantizationStrategy']
_logger = get_logger(
__name__, logging.INFO, fmt='%(asctime)s-%(levelname)s: %(message)s')
class QuantizationStrategy(Strategy):
"""
The strategy for Quantization.
"""
def __init__(self,
start_epoch=0,
end_epoch=0,
float_model_save_path=None,
mobile_model_save_path=None,
int8_model_save_path=None,
activation_bits=8,
weight_bits=8,
activation_quantize_type='abs_max',
weight_quantize_type='abs_max',
save_in_nodes=None,
save_out_nodes=None):
"""
Args:
start_epoch(int): The 'on_epoch_begin' function will be called in start_epoch. default: 0
end_epoch(int): The 'on_epoch_end' function will be called in end_epoch. default: 0
float_model_save_path(str): The path to save model with float weights.
None means it doesn't save float model. default: None.
mobile_model_save_path(str): The path to save model for paddle-mobile execution.
None means it doesn't save mobile model. default: None.
int8_model_save_path(str): The path to save model with int8_t weight.
None means it doesn't save int8 model. default: None.
activation_bits(int): quantization bit number for activation. default: 8.
weight_bits(int): quantization bit number for weights. The bias is not quantized.
default: 8.
activation_quantize_type(str): quantization type for activation,
now support 'abs_max', 'range_abs_max' and 'moving_average_abs_max'.
If use 'abs_max' mode, the quantization scale will be calculated
dynamically each step in both training and testing period. If use
'range_abs_max', a static quantization scale will be calculated
during training and used in inference.
weight_quantize_type (str): quantization type for weights, support 'abs_max' and 'channel_wise_abs_max'.
The 'range_abs_max' usually is not used for weight, since weights are fixed once the model is well trained.
save_in_nodes(list<str>): A list of variable names used to prune graph
for saving inference model.
save_out_nodes(list<str>): A list of variable names used to prune graph
for saving inference model.
"""
super(QuantizationStrategy, self).__init__(start_epoch, end_epoch)
self.start_epoch = start_epoch
self.end_epoch = end_epoch
self.float_model_save_path = float_model_save_path
self.mobile_model_save_path = mobile_model_save_path
self.int8_model_save_path = int8_model_save_path
self.activation_bits = activation_bits
self.weight_bits = weight_bits
self.activation_quantize_type = activation_quantize_type
self.weight_quantize_type = weight_quantize_type
self.save_out_nodes = save_out_nodes
self.save_in_nodes = save_in_nodes
def restore_from_checkpoint(self, context):
"""
Restore graph when the compression task is inited from checkpoint.
"""
# It is inited from checkpoint and has missed start epoch.
if context.epoch_id != 0 and context.epoch_id > self.start_epoch:
_logger.info("Restore quantization task from checkpoint")
self._modify_graph_for_quantization(context)
_logger.info("Finish restoring quantization task from checkpoint")
def _modify_graph_for_quantization(self, context):
"""
Insert fake_quantize_op and fake_dequantize_op before training and testing.
"""
train_ir_graph = IrGraph(
core.Graph(context.optimize_graph.program.clone().desc),
for_test=False)
test_ir_graph = IrGraph(
core.Graph(context.eval_graph.program.clone().desc), for_test=True)
transform_pass = QuantizationTransformPass(
scope=context.scope,
place=context.place,
weight_bits=self.weight_bits,
activation_bits=self.activation_bits,
activation_quantize_type=self.activation_quantize_type,
weight_quantize_type=self.weight_quantize_type)
transform_pass.apply(train_ir_graph)
transform_pass.apply(test_ir_graph)
# Put persistables created by transform_pass into context.optimize_graph.persistables
# for saving checkpoint.
program_persistables = set()
for var in context.optimize_graph.program.list_vars():
if var.persistable:
program_persistables.add(var.name)
program = Program()
for var_node in train_ir_graph.all_persistable_nodes():
if var_node.name() not in program_persistables:
var_desc = var_node.var()
var = program.global_block().create_var(
name=var_node.name(),
shape=var_desc.shape(),
dtype=var_desc.dtype(),
type=var_desc.type(),
lod_level=var_desc.lod_level())
context.optimize_graph.persistables[var.name] = var
build_strategy = BuildStrategy()
build_strategy.enable_inplace = False
build_strategy.memory_optimize = False
build_strategy.fuse_all_reduce_ops = False
# for quantization training
context.optimize_graph.compiled_graph = CompiledProgram(
train_ir_graph.graph).with_data_parallel(
loss_name=context.optimize_graph.out_nodes['loss'],
build_strategy=build_strategy)
context.eval_graph.program = test_ir_graph.to_program()
# for saving inference model after training
context.put('quantization_test_ir_graph_backup', test_ir_graph)
def on_epoch_begin(self, context):
"""
Insert fake_quantize_op and fake_dequantize_op before training and testing.
"""
super(QuantizationStrategy, self).on_epoch_begin(context)
if self.start_epoch == context.epoch_id:
_logger.info('QuantizationStrategy::on_epoch_begin')
self._modify_graph_for_quantization(context)
_logger.info('Finish QuantizationStrategy::on_epoch_begin')
def on_epoch_end(self, context):
"""
Free and save inference model.
"""
super(QuantizationStrategy, self).on_compression_end(context)
if context.epoch_id == self.end_epoch:
_logger.info('QuantizationStrategy::on_epoch_end')
test_ir_graph = context.get('quantization_test_ir_graph_backup')
# freeze the graph after training
freeze_pass = QuantizationFreezePass(
scope=context.scope,
place=context.place,
weight_bits=self.weight_bits,
activation_bits=self.activation_bits,
weight_quantize_type=self.weight_quantize_type)
freeze_pass.apply(test_ir_graph)
# for other strategies
context.eval_graph.program = test_ir_graph.to_program()
if self.save_out_nodes == None:
out_vars = [
context.eval_graph.var(var_name)._var
for var_name in context.eval_graph.out_nodes.values()
]
else:
out_vars = [
context.eval_graph.var(var_name)._var
for var_name in self.save_out_nodes
]
if self.save_in_nodes == None:
in_vars = list(context.eval_graph.in_nodes.values())
else:
in_vars = self.save_in_nodes
# save float model
if self.float_model_save_path:
executor = Executor(context.place)
with scope_guard(context.scope):
io.save_inference_model(
self.float_model_save_path,
in_vars,
out_vars,
executor,
main_program=test_ir_graph.to_program(),
model_filename='model',
params_filename='weights',
export_for_deployment=True)
# save int8 model
if self.int8_model_save_path:
convert_int8_pass = ConvertToInt8Pass(
scope=context.scope, place=context.place)
convert_int8_pass.apply(test_ir_graph)
executor = Executor(context.place)
with scope_guard(context.scope):
io.save_inference_model(
self.int8_model_save_path,
in_vars,
out_vars,
executor,
main_program=test_ir_graph.to_program(),
model_filename='model',
params_filename='weights',
export_for_deployment=True)
# save mobile model
if self.mobile_model_save_path:
if not self.int8_model_save_path:
# convert the weights as int8_t type
convert_int8_pass = ConvertToInt8Pass(
scope=context.scope, place=context.place)
convert_int8_pass.apply(test_ir_graph)
# make some changes on the graph for the mobile inference
mobile_pass = TransformForMobilePass()
mobile_pass.apply(test_ir_graph)
executor = Executor(context.place)
with scope_guard(context.scope):
io.save_inference_model(
self.mobile_model_save_path,
in_vars,
out_vars,
executor,
main_program=test_ir_graph.to_program(),
model_filename='model',
params_filename='weights',
export_for_deployment=True)
_logger.info('Finish QuantizationStrategy::on_epoch_end')
python/paddle/fluid/contrib/slim/searcher/__init__.py 已删除 100644 → 0
浏览文件 @ bca30316
# Copyright (c) 2019 PaddlePaddle Authors. All Rights Reserve.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from . import controller
from .controller import *
__all__ = controller.__all__
python/paddle/fluid/contrib/slim/searcher/controller.py 已删除 100644 → 0
浏览文件 @ bca30316
# Copyright (c) 2019 PaddlePaddle Authors. All Rights Reserve.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""The controller used to search hyperparameters or neural architecture"""
import numpy as np
import copy
import math
import logging
from ....log_helper import get_logger
__all__ = ['EvolutionaryController', 'SAController']
_logger = get_logger(
__name__, logging.INFO, fmt='%(asctime)s-%(levelname)s: %(message)s')
class EvolutionaryController(object):
"""Abstract controller for all evolutionary searching method.
"""
def __init__(self, *args, **kwargs):
pass
def update(self, tokens, reward):
"""Update the status of controller according current tokens and reward.
Args:
tokens(list<int>): A solution of searching task.
reward(list<int>): The reward of tokens.
"""
raise NotImplementedError('Abstract method.')
def reset(self, range_table, constrain_func=None):
"""Reset the controller.
Args:
range_table(list<int>): It is used to define the searching space of controller.
The tokens[i] generated by controller should be in [0, range_table[i]).
constrain_func(function): It is used to check whether tokens meet the constraint.
None means there is no constraint. Default: None.
"""
raise NotImplementedError('Abstract method.')
def next_tokens(self):
"""Generate new tokens.
"""
raise NotImplementedError('Abstract method.')
class SAController(EvolutionaryController):
"""Simulated annealing controller."""
def __init__(self,
range_table=None,
reduce_rate=0.85,
init_temperature=1024,
max_iter_number=300):
"""Initialize.
Args:
range_table(list<int>): Range table.
reduce_rate(float): The decay rate of temperature.
init_temperature(float): Init temperature.
max_iter_number(int): max iteration number.
"""
super(SAController, self).__init__()
self._range_table = range_table
self._reduce_rate = reduce_rate
self._init_temperature = init_temperature
self._max_iter_number = max_iter_number
self._reward = -1
self._tokens = None
self._max_reward = -1
self._best_tokens = None
self._iter = 0
def __getstate__(self):
d = {}
for key in self.__dict__:
if key != "_constrain_func":
d[key] = self.__dict__[key]
return d
def reset(self, range_table, init_tokens, constrain_func=None):
"""
Reset the status of current controller.
Args:
range_table(list<int>): The range of value in each position of tokens generated by current controller. The range of tokens[i] is [0, range_table[i]).
init_tokens(list<int>): The initial tokens.
constrain_func(function): The callback function used to check whether the tokens meet constraint. None means there is no constraint. Default: None.
"""
self._range_table = range_table
self._constrain_func = constrain_func
self._tokens = init_tokens
self._iter = 0
def update(self, tokens, reward):
"""
Update the controller according to latest tokens and reward.
Args:
tokens(list<int>): The tokens generated in last step.
reward(float): The reward of tokens.
"""
self._iter += 1
temperature = self._init_temperature * self._reduce_rate**self._iter
if (reward > self._reward) or (np.random.random() <= math.exp(
(reward - self._reward) / temperature)):
self._reward = reward
self._tokens = tokens
if reward > self._max_reward:
self._max_reward = reward
self._best_tokens = tokens
_logger.info("iter: {}; max_reward: {}; best_tokens: {}".format(
self._iter, self._max_reward, self._best_tokens))
_logger.info("current_reward: {}; current tokens: {}".format(
self._reward, self._tokens))
def next_tokens(self, control_token=None):
"""
Get next tokens.
"""
if control_token:
tokens = control_token[:]
else:
tokens = self._tokens
new_tokens = tokens[:]
index = int(len(self._range_table) * np.random.random())
new_tokens[index] = (
new_tokens[index] + np.random.randint(self._range_table[index] - 1)
+ 1) % self._range_table[index]
_logger.info("change index[{}] from {} to {}".format(index, tokens[
index], new_tokens[index]))
if self._constrain_func is None:
return new_tokens
for _ in range(self._max_iter_number):
if not self._constrain_func(new_tokens):
index = int(len(self._range_table) * np.random.random())
new_tokens = tokens[:]
new_tokens[index] = np.random.randint(self._range_table[index])
else:
break
return new_tokens
python/paddle/fluid/contrib/slim/tests/CMakeLists.txt
浏览文件 @ 2131559d
...@@ -138,41 +138,6 @@ if(LINUX AND WITH_MKLDNN) ...@@ -138,41 +138,6 @@ if(LINUX AND WITH_MKLDNN)
# Models should be already downloaded for INT8v2 unit tests # Models should be already downloaded for INT8v2 unit tests
set(INT8_INSTALL_DIR "${INFERENCE_DEMO_INSTALL_DIR}/int8v2") set(INT8_INSTALL_DIR "${INFERENCE_DEMO_INSTALL_DIR}/int8v2")
set(INT8_IC_TEST_FILE "test_mkldnn_int8_quantization_strategy.py")
set(INT8_IC_TEST_FILE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/${INT8_IC_TEST_FILE}")
# googlenet int8
set(INT8_GOOGLENET_MODEL_DIR "${INT8_INSTALL_DIR}/googlenet")
inference_analysis_python_api_int8_test_custom_warmup_batch_size(test_slim_int8_googlenet ${INT8_GOOGLENET_MODEL_DIR} ${IMAGENET_DATA_PATH} ${INT8_IC_TEST_FILE_PATH} 10)
# mobilenet int8
set(INT8_MOBILENET_MODEL_DIR "${INT8_INSTALL_DIR}/mobilenetv1")
inference_analysis_python_api_int8_test(test_slim_int8_mobilenet ${INT8_MOBILENET_MODEL_DIR} ${IMAGENET_DATA_PATH} ${INT8_IC_TEST_FILE_PATH})
inference_analysis_python_api_int8_test_mkldnn(test_slim_int8_mobilenet_mkldnn ${INT8_MOBILENET_MODEL_DIR} ${IMAGENET_DATA_PATH} ${INT8_IC_TEST_FILE_PATH})
# temporarily adding WITH_SLIM_MKLDNN_FULL_TEST FLAG for QA testing the following UTs locally,
# since the following UTs cost too much time on CI test.
if (WITH_SLIM_MKLDNN_FULL_TEST)
# resnet50 int8
set(INT8_RESNET50_MODEL_DIR "${INT8_INSTALL_DIR}/resnet50")
inference_analysis_python_api_int8_test(test_slim_int8_resnet50 ${INT8_RESNET50_MODEL_DIR} ${IMAGENET_DATA_PATH} ${INT8_IC_TEST_FILE_PATH})
# mobilenetv2 int8
set(INT8_MOBILENETV2_MODEL_DIR "${INT8_INSTALL_DIR}/mobilenetv2")
inference_analysis_python_api_int8_test(test_slim_int8_mobilenetv2 ${INT8_MOBILENETV2_MODEL_DIR} ${IMAGENET_DATA_PATH} ${INT8_IC_TEST_FILE_PATH})
# resnet101 int8
set(INT8_RESNET101_MODEL_DIR "${INT8_INSTALL_DIR}/resnet101")
inference_analysis_python_api_int8_test(test_slim_int8_resnet101 ${INT8_RESNET101_MODEL_DIR} ${IMAGENET_DATA_PATH} ${INT8_IC_TEST_FILE_PATH})
# vgg16 int8
set(INT8_VGG16_MODEL_DIR "${INT8_INSTALL_DIR}/vgg16")
inference_analysis_python_api_int8_test(test_slim_int8_vgg16 ${INT8_VGG16_MODEL_DIR} ${IMAGENET_DATA_PATH} ${INT8_IC_TEST_FILE_PATH})
# vgg19 int8
set(INT8_VGG19_MODEL_DIR "${INT8_INSTALL_DIR}/vgg19")
inference_analysis_python_api_int8_test(test_slim_int8_vgg19 ${INT8_VGG19_MODEL_DIR} ${IMAGENET_DATA_PATH} ${INT8_IC_TEST_FILE_PATH})
endif()
#### QUANT & INT8 comparison python api tests #### QUANT & INT8 comparison python api tests
......
python/paddle/fluid/contrib/slim/tests/auto_pruning/compress.yaml 已删除 100644 → 0
浏览文件 @ bca30316
version: 1.0
pruners:
pruner_1:
class: 'StructurePruner'
pruning_axis:
'*': 0
criterions:
'*': 'l1_norm'
controllers:
sa_controller:
class: 'SAController'
reduce_rate: 0.9
init_temperature: 1024
max_iter_number: 300
strategies:
auto_pruning_strategy:
class: 'AutoPruneStrategy'
pruner: 'pruner_1'
controller: 'sa_controller'
start_epoch: 0
end_epoch: 2
max_ratio: 0.7
min_ratio: 0.5
pruned_params: '.*_sep_weights'
metric_name: 'acc_top5'
compressor:
epoch: 2
checkpoint_path: './checkpoints_auto_pruning/'
strategies:
- auto_pruning_strategy
python/paddle/fluid/contrib/slim/tests/configs/compress.yaml 已删除 100644 → 0
浏览文件 @ bca30316
version: 1.0
compressor:
epoch: 1
checkpoint_path: './checkpoints/'
python/paddle/fluid/contrib/slim/tests/configs/filter_pruning.yaml 已删除 100644 → 0
浏览文件 @ bca30316
#start_epoch: The 'on_epoch_begin' function will be called in start_epoch. default: 0.
#end_epoch: The 'on_epoch_end' function will be called in end_epoch. default: 10.
#delta_rate: The delta used to generate ratios when calculating sensitivities.
#target_ratio: The flops ratio to be pruned from current model.
#metric_name: The metric used to evaluate the model.
#pruned_params: The pattern str to match the parameter names to be pruned.
#sensitivities_file: The sensitivities file.
#num_steps: The number of pruning steps.
#eval_rate: The rate of sampled data used to calculate sensitivities.
version: 1.0
pruners:
pruner_1:
class: 'StructurePruner'
pruning_axis:
'*': 0
criterions:
'*': 'l1_norm'
strategies:
sensitive_pruning_strategy:
class: 'SensitivePruneStrategy'
pruner: 'pruner_1'
start_epoch: 0
delta_rate: 0.1
target_ratio: 0.3
num_steps: 1
eval_rate: 0.5
pruned_params: '.*_sep_weights'
sensitivities_file: 'mobilenet_acc_top1_sensitive.data'
metric_name: 'acc_top1'
compressor:
epoch: 120
checkpoint_path: './checkpoints/'
strategies:
- sensitive_pruning_strategy
python/paddle/fluid/contrib/slim/tests/distillation/compress.yaml 已删除 100644 → 0
浏览文件 @ bca30316
#start_epoch(int): The epoch when to merge student graph and teacher graph for
# distillation training. default: 0
#
#end_epoch(int): The epoch when to finish distillation training. default: 0
#
#student_feature_map(str): The name of feature map from student network.
#
#teacher_feature_map(str): The name of feature map from teacher network.
# It's shape should be the same with student network.
#
#student_pairs(list<tuple>): Each tuple, with two variable names, in student_pairs indicates
# a section in student network. The variables in a tuple should
# have the same feature map size.
#
#teacher_pairs(list<tuple>): Each tuple, with two variable names, in teacher_pairs indicates
# a section in teacher network. The variables in a tuple should
# have the same feature map size. Varibale named teacher_pairs[i][j]
# should has the save channel number with that of variable named
# student_pairs[i][j].
#
#distillation_loss_weight(float): The weight of the loss.
version: 1.0
distillers:
fsp_distiller:
class: 'FSPDistiller'
# teacher_pairs: [['teacher_depthwise_conv2d_1.tmp_0', 'teacher_conv2d_3.tmp_0']]
# student_pairs: [['student_depthwise_conv2d_1.tmp_0', 'student_conv2d_3.tmp_0']]
teacher_pairs: [['teacher_conv2_1_dw.tmp_0', 'teacher_conv1.tmp_0']]
student_pairs: [['student_conv2_1_dw.tmp_0', 'student_conv1.tmp_0']]
distillation_loss_weight: 1
l2_distiller:
class: 'L2Distiller'
teacher_feature_map: 'teacher.tmp_1'
student_feature_map: 'student.tmp_1'
distillation_loss_weight: 1
soft_label_distiller:
class: 'SoftLabelDistiller'
student_temperature: 1.0
teacher_temperature: 1.0
teacher_feature_map: 'teacher.tmp_2'
student_feature_map: 'student.tmp_2'
distillation_loss_weight: 0.001
strategies:
distillation_strategy:
class: 'DistillationStrategy'
distillers: ['fsp_distiller', 'l2_distiller', 'soft_label_distiller']
start_epoch: 0
end_epoch: 1
compressor:
epoch: 1
checkpoint_path: './distillation_checkpoints/'
strategies:
- distillation_strategy
python/paddle/fluid/contrib/slim/tests/filter_pruning/compress.yaml 已删除 100644 → 0
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#start_epoch: The 'on_epoch_begin' function will be called in start_epoch. default: 0.
#end_epoch: The 'on_epoch_end' function will be called in end_epoch. default: 10.
#delta_rate: The delta used to generate ratios when calculating sensitivities.
#target_ratio: The flops ratio to be pruned from current model.
#metric_name: The metric used to evaluate the model.
#pruned_params: The pattern str to match the parameter names to be pruned.
#sensitivities_file: The sensitivities file.
#num_steps: The number of pruning steps.
#eval_rate: The rate of sampled data used to calculate sensitivities.
version: 1.0
pruners:
pruner_1:
class: 'StructurePruner'
pruning_axis:
'*': 0
criterions:
'*': 'l1_norm'
strategies:
sensitive_pruning_strategy:
class: 'SensitivePruneStrategy'
pruner: 'pruner_1'
start_epoch: 1
delta_rate: 0.2
target_ratio: 0.08
num_steps: 1
eval_rate: 0.5
pruned_params: '_conv6_sep_weights'
sensitivities_file: 'mobilenet_acc_top1_sensitive.data'
metric_name: 'acc_top1'
compressor:
epoch: 2
checkpoint_path: './checkpoints_pruning/'
strategies:
- sensitive_pruning_strategy
python/paddle/fluid/contrib/slim/tests/filter_pruning/uniform_restore.yaml 已删除 100644 → 0
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version: 1.0
pruners:
pruner_1:
class: 'StructurePruner'
pruning_axis:
'*': 0
criterions:
'*': 'l1_norm'
strategies:
uniform_pruning_strategy:
class: 'UniformPruneStrategy'
pruner: 'pruner_1'
start_epoch: 0
target_ratio: 0.5
pruned_params: 'conv.*'
metric_name: 'acc_top1'
compressor:
epoch: 2
checkpoint_path: './checkpoints_uniform_restore_tmp/'
strategies:
- uniform_pruning_strategy
python/paddle/fluid/contrib/slim/tests/filter_pruning/uniform_restore_0.yaml 已删除 100644 → 0
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version: 1.0
pruners:
pruner_1:
class: 'StructurePruner'
pruning_axis:
'*': 0
criterions:
'*': 'l1_norm'
strategies:
uniform_pruning_strategy:
class: 'UniformPruneStrategy'
pruner: 'pruner_1'
start_epoch: 0
target_ratio: 0.5
pruned_params: 'conv.*'
metric_name: 'acc_top1'
compressor:
epoch: 1
checkpoint_path: './checkpoints_uniform_restore/'
strategies:
- uniform_pruning_strategy
python/paddle/fluid/contrib/slim/tests/filter_pruning/uniform_restore_1.yaml 已删除 100644 → 0
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version: 1.0
pruners:
pruner_1:
class: 'StructurePruner'
pruning_axis:
'*': 0
criterions:
'*': 'l1_norm'
strategies:
uniform_pruning_strategy:
class: 'UniformPruneStrategy'
pruner: 'pruner_1'
start_epoch: 0
target_ratio: 0.5
pruned_params: 'conv.*'
metric_name: 'acc_top1'
compressor:
epoch: 2
checkpoint_path: './checkpoints_uniform_restore/'
strategies:
- uniform_pruning_strategy
python/paddle/fluid/contrib/slim/tests/light_nas/compress.yaml 已删除 100644 → 0
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version: 1.0
controllers:
sa_controller:
class: 'SAController'
reduce_rate: 0.9
init_temperature: 1024
max_iter_number: 300
strategies:
light_nas_strategy:
class: 'LightNASStrategy'
controller: 'sa_controller'
target_flops: 629145600
target_latency: 1
end_epoch: 2
retrain_epoch: 1
metric_name: 'acc_top1'
is_server: 1
max_client_num: 100
search_steps: 2
compressor:
epoch: 2
strategies:
- light_nas_strategy
python/paddle/fluid/contrib/slim/tests/light_nas/light_nas_space.py 已删除 100644 → 0
浏览文件 @ bca30316
# Copyright (c) 2019 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from paddle.fluid.contrib.slim.nas import SearchSpace
from light_nasnet import LightNASNet
import paddle.fluid as fluid
import paddle
import json
import random
total_images = 1281167
lr = 0.1
num_epochs = 1
batch_size = 256
lr_strategy = "cosine_decay"
l2_decay = 4e-5
momentum_rate = 0.9
image_shape = [1, 28, 28]
__all__ = ['LightNASSpace']
NAS_FILTER_SIZE = [[18, 24, 30], [24, 32, 40], [48, 64, 80], [72, 96, 120],
[120, 160, 192]]
NAS_LAYERS_NUMBER = [[1, 2, 3], [2, 3, 4], [3, 4, 5], [2, 3, 4], [2, 3, 4]]
NAS_KERNEL_SIZE = [3, 5]
NAS_FILTERS_MULTIPLIER = [3, 4, 5, 6]
NAS_SHORTCUT = [0, 1]
NAS_SE = [0, 1]
def get_bottleneck_params_list(var):
"""Get bottleneck_params_list from var.
Args:
var: list, variable list.
Returns:
list, bottleneck_params_list.
"""
params_list = [
1, 16, 1, 1, 3, 1, 0, \
6, 24, 2, 2, 3, 1, 0, \
6, 32, 3, 2, 3, 1, 0, \
6, 64, 4, 2, 3, 1, 0, \
6, 96, 3, 1, 3, 1, 0, \
6, 160, 3, 2, 3, 1, 0, \
6, 320, 1, 1, 3, 1, 0, \
]
for i in range(5):
params_list[i * 7 + 7] = NAS_FILTERS_MULTIPLIER[var[i * 6]]
params_list[i * 7 + 8] = NAS_FILTER_SIZE[i][var[i * 6 + 1]]
params_list[i * 7 + 9] = NAS_LAYERS_NUMBER[i][var[i * 6 + 2]]
params_list[i * 7 + 11] = NAS_KERNEL_SIZE[var[i * 6 + 3]]
params_list[i * 7 + 12] = NAS_SHORTCUT[var[i * 6 + 4]]
params_list[i * 7 + 13] = NAS_SE[var[i * 6 + 5]]
return params_list
class LightNASSpace(SearchSpace):
def __init__(self):
super(LightNASSpace, self).__init__()
def init_tokens(self):
"""Get init tokens in search space.
"""
return [
0, 1, 2, 0, 1, 0, 0, 2, 1, 1, 1, 0, 3, 2, 0, 1, 1, 0, 3, 1, 0, 0, 1,
0, 3, 2, 2, 1, 1, 0
]
def range_table(self):
"""Get range table of current search space.
"""
# [NAS_FILTER_SIZE, NAS_LAYERS_NUMBER, NAS_KERNEL_SIZE, NAS_FILTERS_MULTIPLIER, NAS_SHORTCUT, NAS_SE]
return [
4, 3, 3, 2, 2, 2, 4, 3, 3, 2, 2, 2, 4, 3, 3, 2, 2, 2, 4, 3, 3, 2, 2,
2, 4, 3, 3, 2, 2, 2
]
def get_model_latency(self, program):
"""Get model latency according to program.
Returns a random number since it's only for testing.
Args:
program(Program): The program to get latency.
Return:
(float): model latency.
"""
return random.randint(1, 2)
def create_net(self, tokens=None):
"""Create a network for training by tokens.
"""
if tokens is None:
tokens = self.init_tokens()
bottleneck_params_list = get_bottleneck_params_list(tokens)
startup_prog = fluid.Program()
train_prog = fluid.Program()
test_prog = fluid.Program()
train_py_reader, train_cost, train_acc1, train_acc5, global_lr = build_program(
is_train=True,
main_prog=train_prog,
startup_prog=startup_prog,
bottleneck_params_list=bottleneck_params_list)
test_py_reader, test_cost, test_acc1, test_acc5 = build_program(
is_train=False,
main_prog=test_prog,
startup_prog=startup_prog,
bottleneck_params_list=bottleneck_params_list)
test_prog = test_prog.clone(for_test=True)
train_batch_size = batch_size / 1
test_batch_size = batch_size
train_reader = paddle.batch(
paddle.dataset.mnist.train(),
batch_size=train_batch_size,
drop_last=True)
test_reader = paddle.batch(
paddle.dataset.mnist.test(), batch_size=test_batch_size)
with fluid.program_guard(train_prog, startup_prog):
train_py_reader.decorate_paddle_reader(train_reader)
with fluid.program_guard(test_prog, startup_prog):
test_py_reader.decorate_paddle_reader(test_reader)
return startup_prog, train_prog, test_prog, (
train_cost, train_acc1, train_acc5,
global_lr), (test_cost, test_acc1,
test_acc5), train_py_reader, test_py_reader
def build_program(is_train,
main_prog,
startup_prog,
bottleneck_params_list=None):
with fluid.program_guard(main_prog, startup_prog):
py_reader = fluid.layers.py_reader(
capacity=16,
shapes=[[-1] + image_shape, [-1, 1]],
lod_levels=[0, 0],
dtypes=["float32", "int64"],
use_double_buffer=False)
with fluid.unique_name.guard():
image, label = fluid.layers.read_file(py_reader)
model = LightNASNet()
avg_cost, acc_top1, acc_top5 = net_config(
image,
label,
model,
class_dim=10,
bottleneck_params_list=bottleneck_params_list,
scale_loss=1.0)
avg_cost.persistable = True
acc_top1.persistable = True
acc_top5.persistable = True
if is_train:
params = model.params
params["total_images"] = total_images
params["lr"] = lr
params["num_epochs"] = num_epochs
params["learning_strategy"]["batch_size"] = batch_size
params["learning_strategy"]["name"] = lr_strategy
params["l2_decay"] = l2_decay
params["momentum_rate"] = momentum_rate
optimizer = optimizer_setting(params)
optimizer.minimize(avg_cost)
global_lr = optimizer._global_learning_rate()
if is_train:
return py_reader, avg_cost, acc_top1, acc_top5, global_lr
else:
return py_reader, avg_cost, acc_top1, acc_top5
def net_config(image,
label,
model,
class_dim=1000,
bottleneck_params_list=None,
scale_loss=1.0):
bottleneck_params_list = [
bottleneck_params_list[i:i + 7]
for i in range(0, len(bottleneck_params_list), 7)
]
out = model.net(input=image,
bottleneck_params_list=bottleneck_params_list,
class_dim=class_dim)
cost, pred = fluid.layers.softmax_with_cross_entropy(
out, label, return_softmax=True)
if scale_loss > 1:
avg_cost = fluid.layers.mean(x=cost) * float(scale_loss)
else:
avg_cost = fluid.layers.mean(x=cost)
acc_top1 = fluid.layers.accuracy(input=pred, label=label, k=1)
acc_top5 = fluid.layers.accuracy(input=pred, label=label, k=5)
return avg_cost, acc_top1, acc_top5
def optimizer_setting(params):
"""optimizer setting.
Args:
params: dict, params.
"""
ls = params["learning_strategy"]
l2_decay = params["l2_decay"]
momentum_rate = params["momentum_rate"]
if ls["name"] == "piecewise_decay":
if "total_images" not in params:
total_images = IMAGENET1000
else:
total_images = params["total_images"]
batch_size = ls["batch_size"]
step = int(total_images / batch_size + 1)
bd = [step * e for e in ls["epochs"]]
base_lr = params["lr"]
lr = []
lr = [base_lr * (0.1**i) for i in range(len(bd) + 1)]
optimizer = fluid.optimizer.Momentum(
learning_rate=fluid.layers.piecewise_decay(
boundaries=bd, values=lr),
momentum=momentum_rate,
regularization=fluid.regularizer.L2Decay(l2_decay))
elif ls["name"] == "cosine_decay":
if "total_images" not in params:
total_images = IMAGENET1000
else:
total_images = params["total_images"]
batch_size = ls["batch_size"]
step = int(total_images / batch_size + 1)
lr = params["lr"]
num_epochs = params["num_epochs"]
optimizer = fluid.optimizer.Momentum(
learning_rate=fluid.layers.cosine_decay(
learning_rate=lr, step_each_epoch=step, epochs=num_epochs),
momentum=momentum_rate,
regularization=fluid.regularizer.L2Decay(l2_decay))
elif ls["name"] == "cosine_warmup_decay":
if "total_images" not in params:
total_images = IMAGENET1000
else:
total_images = params["total_images"]
batch_size = ls["batch_size"]
l2_decay = params["l2_decay"]
momentum_rate = params["momentum_rate"]
step = int(math.ceil(float(total_images) / batch_size))
lr = params["lr"]
num_epochs = params["num_epochs"]
optimizer = fluid.optimizer.Momentum(
learning_rate=cosine_decay_with_warmup(
learning_rate=lr, step_each_epoch=step, epochs=num_epochs),
momentum=momentum_rate,
regularization=fluid.regularizer.L2Decay(l2_decay))
elif ls["name"] == "linear_decay":
if "total_images" not in params:
total_images = IMAGENET1000
else:
total_images = params["total_images"]
batch_size = ls["batch_size"]
num_epochs = params["num_epochs"]
start_lr = params["lr"]
end_lr = 0
total_step = int((total_images / batch_size) * num_epochs)
lr = fluid.layers.polynomial_decay(
start_lr, total_step, end_lr, power=1)
optimizer = fluid.optimizer.Momentum(
learning_rate=lr,
momentum=momentum_rate,
regularization=fluid.regularizer.L2Decay(l2_decay))
elif ls["name"] == "adam":
lr = params["lr"]
optimizer = fluid.optimizer.Adam(learning_rate=lr)
else:
lr = params["lr"]
optimizer = fluid.optimizer.Momentum(
learning_rate=lr,
momentum=momentum_rate,
regularization=fluid.regularizer.L2Decay(l2_decay))
return optimizer
python/paddle/fluid/contrib/slim/tests/quantization/compress.yaml 已删除 100644 → 0
浏览文件 @ bca30316
#start_epoch(int): The epoch to insert quantization operators. default: 0
#
#end_epoch(int): The epoch to save inference model. default: 0
#
#float_model_save_path(str): The path to save model with float weights.
# None means it doesn't save float model. default: None.
#
#mobile_model_save_path(str): The path to save model for paddle-mobile execution.
# None means it doesn't save mobile model. default: None.
#
#int8_model_save_path(str): The path to save model with int8_t weight.
# None means it doesn't save int8 model. default: None.
#
#activation_bits(int): quantization bit number for activation. default: 8.
#
#weight_bits(int): quantization bit number for weights. The bias is not quantized.
# default: 8.
#
#activation_quantize_type(str): quantization type for activation,
# now support 'abs_max', 'range_abs_max' and 'moving_average_abs_max'.
# If use 'abs_max' mode, the quantization scale will be calculated
# dynamically each step in both training and testing period. If use
# 'range_abs_max', a static quantization scale will be calculated
# during training and used in inference.
#
#save_in_nodes(list<str>): A list of variable names used to prune graph
# for saving inference model.
#
#save_out_nodes(list<str>): A list of variable names used to prune graph
# for saving inference model.
version: 1.0
strategies:
quantization_strategy:
class: 'QuantizationStrategy'
start_epoch: 0
end_epoch: 0
float_model_save_path: './output/float'
mobile_model_save_path: './output/mobile'
int8_model_save_path: './output/int8'
weight_bits: 8
activation_bits: 8
weight_quantize_type: 'abs_max'
activation_quantize_type: 'abs_max'
save_in_nodes: ['image']
save_out_nodes: ['quan.tmp_2']
compressor:
epoch: 1
checkpoint_path: './checkpoints_quan/'
strategies:
- quantization_strategy
python/paddle/fluid/contrib/slim/tests/quantization/compress_1.yaml 已删除 100644 → 0
浏览文件 @ bca30316
#start_epoch(int): The epoch to insert quantization operators. default: 0
#
#end_epoch(int): The epoch to save inference model. default: 0
#
#float_model_save_path(str): The path to save model with float weights.
# None means it doesn't save float model. default: None.
#
#mobile_model_save_path(str): The path to save model for paddle-mobile execution.
# None means it doesn't save mobile model. default: None.
#
#int8_model_save_path(str): The path to save model with int8_t weight.
# None means it doesn't save int8 model. default: None.
#
#activation_bits(int): quantization bit number for activation. default: 8.
#
#weight_bits(int): quantization bit number for weights. The bias is not quantized.
# default: 8.
#
#activation_quantize_type(str): quantization type for activation,
# now support 'abs_max', 'range_abs_max' and 'moving_average_abs_max'.
# If use 'abs_max' mode, the quantization scale will be calculated
# dynamically each step in both training and testing period. If use
# 'range_abs_max', a static quantization scale will be calculated
# during training and used in inference.
#
#save_in_nodes(list<str>): A list of variable names used to prune graph
# for saving inference model.
#
#save_out_nodes(list<str>): A list of variable names used to prune graph
# for saving inference model.
version: 1.0
strategies:
quantization_strategy:
class: 'QuantizationStrategy'
start_epoch: 0
end_epoch: 0
float_model_save_path: './output/float'
mobile_model_save_path: './output/mobile'
int8_model_save_path: './output/int8'
weight_bits: 8
activation_bits: 8
weight_quantize_type: 'abs_max'
activation_quantize_type: 'abs_max'
save_in_nodes: ['image']
save_out_nodes: ['quan.tmp_2']
compressor:
epoch: 2
checkpoint_path: './checkpoints_quan/'
strategies:
- quantization_strategy
python/setup.py.in
浏览文件 @ 2131559d
...@@ -166,14 +166,8 @@ packages=['paddle', ...@@ -166,14 +166,8 @@ packages=['paddle',
'paddle.fluid.contrib.quantize', 'paddle.fluid.contrib.quantize',
'paddle.fluid.contrib.reader', 'paddle.fluid.contrib.reader',
'paddle.fluid.contrib.slim', 'paddle.fluid.contrib.slim',
'paddle.fluid.contrib.slim.core',
'paddle.fluid.contrib.slim.graph',
'paddle.fluid.contrib.slim.prune',
'paddle.fluid.contrib.slim.quantization', 'paddle.fluid.contrib.slim.quantization',
'paddle.fluid.contrib.slim.quantization.imperative', 'paddle.fluid.contrib.slim.quantization.imperative',
'paddle.fluid.contrib.slim.distillation',
'paddle.fluid.contrib.slim.nas',
'paddle.fluid.contrib.slim.searcher',
'paddle.fluid.contrib.utils', 'paddle.fluid.contrib.utils',
'paddle.fluid.contrib.extend_optimizer', 'paddle.fluid.contrib.extend_optimizer',
'paddle.fluid.contrib.mixed_precision', 'paddle.fluid.contrib.mixed_precision',
......
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