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json2prototxt.py
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json2prototxt.py
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# -*- coding:utf-8 -*-
import sys
import argparse
import json
from prototxt_basic import *
import logging
logging.basicConfig(level = logging.INFO)
# single_patch_mxnet/test-symbol.json
parser = argparse.ArgumentParser(description='Convert MXNet jason to Caffe prototxt')
parser.add_argument('--mx-json', type=str, default='to_be_converted/base-symbol.json')
parser.add_argument('--cf-prototxt', type=str, default='to_be_converted/be-converted.prototxt')
args = parser.parse_args()
with open(args.mx_json) as json_file:
jdata = json.load(json_file)
with open(args.cf_prototxt, "w") as prototxt_file:
for i_node in range(0,len(jdata['nodes'])):
#logging.info("i_node[%d],'name' %s" %(i_node,jdata['nodes'][i_node]['name']))
node_i = jdata['nodes'][i_node]
if str(node_i['op']) == 'null' and str(node_i['name']) != 'data':
continue
'''
print('{}, \top:{}, name:{} -> {}'.format(i_node,node_i['op'].ljust(20),
node_i['name'].ljust(30),
node_i['name']).ljust(20))
'''
##node[i]个节点 存在的信息 op name param input
info = node_i
info['top'] = info['name']
info['bottom'] = []
info['params'] = []
for input_idx_i in node_i['inputs']:
# jdata['nodes'][input_idx_i[0]] jdana['nodes'][input_index]
input_i = jdata['nodes'][input_idx_i[0]]
# 找 bottom
if str(input_i['op']) != 'null' or (str(input_i['name']) == 'data'):
info['bottom'].append(str(input_i['name']))
#
if str(input_i['op']) == 'null':
info['params'].append(str(input_i['name']))
if not str(input_i['name']).startswith(str(node_i['name'])):
logging.info(' use shared weight -> %s'% str(input_i['name']))
info['share'] = True
write_node(prototxt_file, info)