将tensorflow的ckpt模型存储为npy的实例

时间:2022-10-24 08:14:15

实例如下所示:

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#coding=gbk
import numpy as np
import tensorflow as tf
from tensorflow.python import pywrap_tensorflow
 
checkpoint_path='model.ckpt-5000'#your ckpt path
reader=pywrap_tensorflow.NewCheckpointReader(checkpoint_path)
var_to_shape_map=reader.get_variable_to_shape_map()
 
alexnet={}
alexnet_layer = ['conv1','conv2','conv3','conv4','conv5','fc6','fc7','fc8']
add_info = ['weights','biases']
 
alexnet={'conv1':[[],[]],'conv2':[[],[]],'conv3':[[],[]],'conv4':[[],[]],'conv5':[[],[]],'fc6':[[],[]],'fc7':[[],[]],'fc8':[[],[]]}
 
 
for key in var_to_shape_map:
 #print ("tensor_name",key)
 
 str_name = key
 # 因为模型使用Adam算法优化的,在生成的ckpt中,有Adam后缀的tensor
 if str_name.find('Adam') > -1:
  continue
 
 print('tensor_name:' , str_name)
 
 if str_name.find('/') > -1:
  names = str_name.split('/')
  # first layer name and weight, bias
  layer_name = names[0]
  layer_add_info = names[1]
 else:
  layer_name = str_name
  layer_add_info = None
 
 if layer_add_info == 'weights':
  alexnet[layer_name][0]=reader.get_tensor(key)
 elif layer_add_info == 'biases':
  alexnet[layer_name][1] = reader.get_tensor(key)
 else:
  alexnet[layer_name] = reader.get_tensor(key)
 
# save npy
np.save('alexnet_pointing04.npy',alexnet)
print('save npy over...')
#print(alexnet['conv1'][0].shape)
#print(alexnet['conv1'][1].shape)

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原文链接:https://blog.csdn.net/raby_gyl/article/details/79075716