Created
October 18, 2018 02:29
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import tensorflow as tf | |
import argparse | |
def profile(graph, cmd): | |
run_meta = tf.RunMetadata() | |
writer = tf.summary.FileWriter("./graph", graph) | |
writer.close() | |
opts = tf.profiler.ProfileOptionBuilder.float_operation() | |
flops = tf.profiler.profile(graph, run_meta=run_meta, cmd=cmd, options=opts) | |
opts = tf.profiler.ProfileOptionBuilder.trainable_variables_parameter() | |
params = tf.profiler.profile(graph, run_meta=run_meta, cmd=cmd, options=opts) | |
print("ops {:,} --- params {:,}".format(flops.total_float_ops, params.total_parameters)) | |
if __name__ == "__main__": | |
parser = argparse.ArgumentParser(description='Tensorflow Model Analyzer') | |
parser.add_argument('--meta_graph', type=str, default=None, help='meta graph path') | |
parser.add_argument('--graph_def', type=str, default=None, help='graph def path') | |
parser.add_argument('--input_tensor', type=str, default="image:0", help='graph def path') | |
parser.add_argument('--cmd', type=str, default='op', help='op / scope / graph / code') | |
args = parser.parse_args() | |
with tf.Graph().as_default() as g: | |
if args.meta_graph is not None: | |
saver = tf.train.import_meta_graph(args.meta_graph, clear_devices=True) | |
elif args.graph_def is not None and args.input_tensor is not None: | |
with tf.gfile.GFile(args.graph_def, "rb") as f: | |
restored_graph_def = tf.GraphDef() | |
restored_graph_def.ParseFromString(f.read()) | |
with tf.Graph().as_default() as g2: | |
tf.import_graph_def( | |
restored_graph_def, | |
input_map=None, | |
return_elements=None, | |
name="" | |
) | |
input_tensor0 = g2.get_tensor_by_name(args.input_tensor) | |
shape = input_tensor0.shape.as_list() | |
print("shape", shape) | |
shape[0] = 1 | |
# shape = [1, 368, 368, 3] | |
input = tf.placeholder(tf.float32, shape=shape, name="input") | |
print("input.shape", input.shape) | |
tf.import_graph_def( | |
restored_graph_def, | |
input_map={args.input_tensor: input}, | |
return_elements=None, | |
name="" | |
) | |
# c = tf.get_collection(tf.GraphKeys.GLOBAL_VARIABLES) | |
# print(c) | |
# print(g.get_operations()) | |
else: | |
print("Input meta_graph of graph_def.") | |
exit(0) | |
profile(g, args.cmd) |
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