未验证 提交 e0c3a668 编写于 作者: D dzhwinter 提交者: GitHub

"add net drawer for visualizing the graph" (#5292)

* "add net drawer for visualizing the graph"

* "fix "

* "add dep"
上级 0a32e74d
import argparse
import json
import logging
from collections import defaultdict
import paddle.v2.framework.core as core
import paddle.v2.framework.proto.framework_pb2 as framework_pb2
logger = logging.getLogger(__name__)
logger.setLevel(logging.INFO)
try:
from graphviz import Digraph
except ImportError:
logger.info(
'Cannot import graphviz, which is required for drawing a network. This '
'can usually be installed in python with "pip install graphviz". Also, '
'pydot requires graphviz to convert dot files to pdf: in ubuntu, this '
'can usually be installed with "sudo apt-get install graphviz".')
print('net_drawer will not run correctly. Please install the correct '
'dependencies.')
exit(0)
OP_STYLE = {
'shape': 'oval',
'color': '#0F9D58',
'style': 'filled',
'fontcolor': '#FFFFFF'
}
VAR_STYLE = {}
GRAPH_STYLE = {"rankdir": "TB", }
GRAPH_ID = 0
def unique_id():
def generator():
GRAPH_ID += 1
return GRAPH_ID
return generator
def draw_node(op):
node = OP_STYLE
node["name"] = op.type
node["label"] = op.type
return node
def draw_edge(var_parent, op, var, arg):
edge = VAR_STYLE
edge["label"] = "%s(%s)" % (var.parameter, arg)
edge["head_name"] = op.type
edge["tail_name"] = var_parent[arg]
return edge
def parse_graph(program, graph, var_dict, **kwargs):
# fill the known variables
for block in program.blocks:
for var in block.vars:
if not var_dict.has_key(var):
var_dict[var] = "Feed"
proto = framework_pb2.ProgramDesc.FromString(
program.desc.serialize_to_string())
for block in proto.blocks:
for op in block.ops:
graph.node(**draw_node(op))
for o in op.outputs:
for arg in o.arguments:
var_dict[arg] = op.type
for e in op.inputs:
for arg in e.arguments:
if var_dict.has_key(arg):
graph.edge(**draw_edge(var_dict, op, e, arg))
def draw_graph(init_program, program, **kwargs):
if kwargs.has_key("graph_attr"):
GRAPH_STYLE.update(kwargs[graph_attr])
if kwargs.has_key("node_attr"):
OP_STYLE.update(kwargs[node_attr])
if kwargs.has_key("edge_attr"):
VAR_STYLE.update(kwargs[edge_attr])
graph_id = unique_id()
filename = kwargs.get("filename")
if filename == None:
filename = str(graph_id) + ".gv"
g = Digraph(
name=str(graph_id),
filename=filename,
graph_attr=GRAPH_STYLE,
node_attr=OP_STYLE,
edge_attr=VAR_STYLE,
**kwargs)
var_dict = {}
parse_graph(init_program, g, var_dict)
parse_graph(program, g, var_dict)
if filename != None:
g.save()
return g
...@@ -7,3 +7,4 @@ rarfile ...@@ -7,3 +7,4 @@ rarfile
scipy>=0.19.0 scipy>=0.19.0
Pillow Pillow
nltk>=3.2.2 nltk>=3.2.2
graphviz
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