fix auto prune unitest (#419)

* add cn times

* add en times

* align tag

* align type

* auto prune demo issue 382

* prune

* Update README.md

update default dataset

* ci ut

* code style
Co-authored-by: Ngmm <38800877+mmglove@users.noreply.github.com>

demo/auto_prune/README.md

 该示例介绍如何使用自动裁剪。
-该示例使用默认会自动下载并使用MNIST数据。支持以下模型：
+该示例需要使用IMAGENET数据，以及预训练模型。支持以下模型：
 
 - MobileNetV1
 - MobileNetV2

demo/auto_prune/train.py

@@ -8,10 +8,10 @@ import math
 import time
 import numpy as np
 import paddle.fluid as fluid
+sys.path[0] = os.path.join(os.path.dirname("__file__"), os.path.pardir)
 from paddleslim.prune import AutoPruner
 from paddleslim.common import get_logger
 from paddleslim.analysis import flops
-sys.path.append(sys.path[0] + "/../")
 import models
 from utility import add_arguments, print_arguments
 
@@ -23,7 +23,7 @@ add_arg = functools.partial(add_arguments, argparser=parser)
 add_arg('batch_size',       int,  64 * 4,                 "Minibatch size.")
 add_arg('use_gpu',          bool, True,                "Whether to use GPU or not.")
 add_arg('model',            str,  "MobileNet",                "The target model.")
-add_arg('pretrained_model', str,  "../pretrained_model/MobileNetV1_pretained",                "Whether to use pretrained model.")
+add_arg('pretrained_model', str,  "../pretrained_model/MobileNetV1_pretrained",                "Whether to use pretrained model.")
 add_arg('lr',               float,  0.1,               "The learning rate used to fine-tune pruned model.")
 add_arg('lr_strategy',      str,  "piecewise_decay",   "The learning rate decay strategy.")
 add_arg('l2_decay',         float,  3e-5,               "The l2_decay parameter.")
@@ -32,7 +32,7 @@ add_arg('num_epochs',       int,  120,               "The number of total epochs
 add_arg('total_images',     int,  1281167,               "The number of total training images.")
 parser.add_argument('--step_epochs', nargs='+', type=int, default=[30, 60, 90], help="piecewise decay step")
 add_arg('config_file',      str, None,                 "The config file for compression with yaml format.")
-add_arg('data',             str, "mnist",                 "Which data to use. 'mnist' or 'imagenet'")
+add_arg('data',             str, "imagenet",                 "Which data to use. 'mnist' or 'imagenet'")
 add_arg('log_period',       int, 10,                 "Log period in batches.")
 add_arg('test_period',      int, 10,                 "Test period in epoches.")
 # yapf: enable
@@ -90,8 +90,8 @@ def compress(args):
         raise ValueError("{} is not supported.".format(args.data))
 
     image_shape = [int(m) for m in image_shape.split(",")]
-    assert args.model in model_list, "{} is not in lists: {}".format(
-        args.model, model_list)
+    assert args.model in model_list, "{} is not in lists: {}".format(args.model,
+                                                                     model_list)
     image = fluid.layers.data(name='image', shape=image_shape, dtype='float32')
     label = fluid.layers.data(name='label', shape=[1], dtype='int64')
     # model definition
@@ -111,8 +111,7 @@ def compress(args):
     if args.pretrained_model:
 
         def if_exist(var):
-            return os.path.exists(
-                os.path.join(args.pretrained_model, var.name))
+            return os.path.exists(os.path.join(args.pretrained_model, var.name))
 
         fluid.io.load_vars(exe, args.pretrained_model, predicate=if_exist)
 
@@ -145,10 +144,9 @@ def compress(args):
             acc_top5_ns.append(np.mean(acc_top5_n))
             batch_id += 1
 
-        _logger.info("Final eval epoch[{}] - acc_top1: {}; acc_top5: {}".
-                     format(epoch,
-                            np.mean(np.array(acc_top1_ns)),
-                            np.mean(np.array(acc_top5_ns))))
+        _logger.info("Final eval epoch[{}] - acc_top1: {}; acc_top5: {}".format(
+            epoch,
+            np.mean(np.array(acc_top1_ns)), np.mean(np.array(acc_top5_ns))))
         return np.mean(np.array(acc_top1_ns))
 
     def train(epoch, program):

demo/auto_prune/train_finetune.py

@@ -21,7 +21,7 @@ add_arg('batch_size',       int,  64 * 4,                 "Minibatch size.")
 add_arg('use_gpu',          bool, True,                "Whether to use GPU or not.")
 add_arg('model',            str,  "MobileNet",                "The target model.")
 add_arg('model_save_dir',            str,  "./",                "checkpoint  model.")
-add_arg('pretrained_model', str,  "../pretrained_model/MobileNetV1_pretained",                "Whether to use pretrained model.")
+add_arg('pretrained_model', str,  "../pretrained_model/MobileNetV1_pretrained",                "Whether to use pretrained model.")
 add_arg('lr',               float,  0.01,               "The learning rate used to fine-tune pruned model.")
 add_arg('lr_strategy',      str,  "piecewise_decay",   "The learning rate decay strategy.")
 add_arg('l2_decay',         float,  3e-5,               "The l2_decay parameter.")
@@ -81,8 +81,8 @@ def compress(args):
     class_dim = 1000
     image_shape = "3,224,224"
     image_shape = [int(m) for m in image_shape.split(",")]
-    assert args.model in model_list, "{} is not in lists: {}".format(
-        args.model, model_list)
+    assert args.model in model_list, "{} is not in lists: {}".format(args.model,
+                                                                     model_list)
     image = fluid.layers.data(name='image', shape=image_shape, dtype='float32')
     label = fluid.layers.data(name='label', shape=[1], dtype='int64')
     # model definition
@@ -158,8 +158,7 @@ def compress(args):
                 train_program,
                 feed=train_feeder.feed(data),
                 fetch_list=[
-                    avg_cost.name, acc_top1.name, acc_top5.name,
-                    "learning_rate"
+                    avg_cost.name, acc_top1.name, acc_top5.name, "learning_rate"
                 ])
             end_time = time.time()
             loss_n = np.mean(loss_n)
@@ -177,8 +176,7 @@ def compress(args):
         #if "_weights" in  param.name and "conv1_weights" not in param.name:
         if "_sep_weights" in param.name:
             params.append(param.name)
-    print("fops before pruning: {}".format(
-        flops(fluid.default_main_program())))
+    print("fops before pruning: {}".format(flops(fluid.default_main_program())))
     pruned_program_iter = fluid.default_main_program()
     pruned_val_program_iter = val_program
     for ratios in ratiolist:

demo/auto_prune/train_iterator.py

@@ -24,7 +24,7 @@ add_arg = functools.partial(add_arguments, argparser=parser)
 add_arg('batch_size',       int,  64 * 4,                 "Minibatch size.")
 add_arg('use_gpu',          bool, True,                "Whether to use GPU or not.")
 add_arg('model',            str,  "MobileNet",                "The target model.")
-add_arg('pretrained_model', str,  "../pretrained_model/MobileNetV1_pretained",                "Whether to use pretrained model.")
+add_arg('pretrained_model', str,  "../pretrained_model/MobileNetV1_pretrained",                "Whether to use pretrained model.")
 add_arg('model_save_dir',   str,  "./",                "checkpoint  model.")
 add_arg('lr',               float,  0.1,               "The learning rate used to fine-tune pruned model.")
 add_arg('lr_strategy',      str,  "piecewise_decay",   "The learning rate decay strategy.")
@@ -34,7 +34,7 @@ add_arg('num_epochs',       int,  120,               "The number of total epochs
 add_arg('total_images',     int,  1281167,               "The number of total training images.")
 parser.add_argument('--step_epochs', nargs='+', type=int, default=[30, 60, 90], help="piecewise decay step")
 add_arg('config_file',      str, None,                 "The config file for compression with yaml format.")
-add_arg('data',             str, "mnist",                 "Which data to use. 'mnist' or 'imagenet'")
+add_arg('data',             str, "imagenet",                 "Which data to use. 'mnist' or 'imagenet'")
 add_arg('log_period',       int, 10,                 "Log period in batches.")
 add_arg('test_period',      int, 10,                 "Test period in epoches.")
 # yapf: enable
@@ -96,8 +96,8 @@ def compress(args):
         raise ValueError("{} is not supported.".format(args.data))
 
     image_shape = [int(m) for m in image_shape.split(",")]
-    assert args.model in model_list, "{} is not in lists: {}".format(
-        args.model, model_list)
+    assert args.model in model_list, "{} is not in lists: {}".format(args.model,
+                                                                     model_list)
     image = fluid.layers.data(name='image', shape=image_shape, dtype='float32')
     label = fluid.layers.data(name='label', shape=[1], dtype='int64')
     # model definition
@@ -117,8 +117,7 @@ def compress(args):
     if args.pretrained_model:
 
         def if_exist(var):
-            return os.path.exists(
-                os.path.join(args.pretrained_model, var.name))
+            return os.path.exists(os.path.join(args.pretrained_model, var.name))
 
 #        fluid.io.load_vars(exe, args.pretrained_model, predicate=if_exist)
 
@@ -151,10 +150,9 @@ def compress(args):
             acc_top5_ns.append(np.mean(acc_top5_n))
             batch_id += 1
 
-        _logger.info("Final eval epoch[{}] - acc_top1: {}; acc_top5: {}".
-                     format(epoch,
-                            np.mean(np.array(acc_top1_ns)),
-                            np.mean(np.array(acc_top5_ns))))
+        _logger.info("Final eval epoch[{}] - acc_top1: {}; acc_top5: {}".format(
+            epoch,
+            np.mean(np.array(acc_top1_ns)), np.mean(np.array(acc_top5_ns))))
         return np.mean(np.array(acc_top1_ns))
 
     def train(epoch, program):

paddleslim/prune/auto_pruner.py

@@ -191,14 +191,14 @@ class AutoPruner(object):
             paddle.fluid.Program: The pruned program.
         """
         self._current_ratios = self._next_ratios()
-        pruned_program, _, _ = self._pruner.prune(
+        pruned_program, self._param_backup, _ = self._pruner.prune(
             program,
             self._scope,
             self._params,
             self._current_ratios,
             place=self._place,
             only_graph=False,
-            param_backup=self._param_backup)
+            param_backup=True)
         pruned_val_program = None
         if eval_program is not None:
             pruned_val_program, _, _ = self._pruner.prune(