Tensorflow keras-无法保存模型

我对keras实施了RCAN[并对模型进行了培训

在那之后，我试图像往常一样保存模型，但它突然输出错误而不保存模型

我的全部代码如下：

以下是错误消息：

File "C:/Users/Administrator/PycharmProjects/eps/venv/rca_keras.py", line 97, in <module>
rcan.save(route_save)
File "C:\Users\Administrator\PycharmProjects\eps\venv\lib\site-packages\keras\engine\network.py", line 1152, in save
save_model(self, filepath, overwrite, include_optimizer)
File "C:\Users\Administrator\PycharmProjects\eps\venv\lib\site-packages\keras\engine\saving.py", line 449, in save_wrapper
save_function(obj, filepath, overwrite, *args, **kwargs)
File "C:\Users\Administrator\PycharmProjects\eps\venv\lib\site-packages\keras\engine\saving.py", line 541, in save_model
_serialize_model(model, h5dict, include_optimizer)
File "C:\Users\Administrator\PycharmProjects\eps\venv\lib\site-packages\keras\engine\saving.py", line 129, in _serialize_model
model_config['config'] = model.get_config()
File "C:\Users\Administrator\PycharmProjects\eps\venv\lib\site-packages\keras\engine\network.py", line 950, in get_config
return copy.deepcopy(config)
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python36\lib\copy.py", line 150, in deepcopy
y = copier(x, memo)
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python36\lib\copy.py", line 240, in _deepcopy_dict
y[deepcopy(key, memo)] = deepcopy(value, memo)
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python36\lib\copy.py", line 150, in deepcopy
y = copier(x, memo)
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python36\lib\copy.py", line 215, in _deepcopy_list
append(deepcopy(a, memo))
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python36\lib\copy.py", line 150, in deepcopy
y = copier(x, memo)
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python36\lib\copy.py", line 240, in _deepcopy_dict
y[deepcopy(key, memo)] = deepcopy(value, memo)
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python36\lib\copy.py", line 150, in deepcopy
y = copier(x, memo)
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python36\lib\copy.py", line 240, in _deepcopy_dict
y[deepcopy(key, memo)] = deepcopy(value, memo)
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python36\lib\copy.py", line 150, in deepcopy
y = copier(x, memo)
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python36\lib\copy.py", line 220, in _deepcopy_tuple
y = [deepcopy(a, memo) for a in x]
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python36\lib\copy.py", line 220, in <listcomp>
y = [deepcopy(a, memo) for a in x]
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python36\lib\copy.py", line 150, in deepcopy
y = copier(x, memo)
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python36\lib\copy.py", line 220, in _deepcopy_tuple
y = [deepcopy(a, memo) for a in x]
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python36\lib\copy.py", line 220, in <listcomp>
y = [deepcopy(a, memo) for a in x]
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python36\lib\copy.py", line 180, in deepcopy
y = _reconstruct(x, memo, *rv)
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python36\lib\copy.py", line 280, in _reconstruct
state = deepcopy(state, memo)
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python36\lib\copy.py", line 150, in deepcopy
y = copier(x, memo)
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python36\lib\copy.py", line 240, in _deepcopy_dict
y[deepcopy(key, memo)] = deepcopy(value, memo)
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python36\lib\copy.py", line 180, in deepcopy
y = _reconstruct(x, memo, *rv)
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python36\lib\copy.py", line 280, in _reconstruct
state = deepcopy(state, memo)
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python36\lib\copy.py", line 150, in deepcopy
y = copier(x, memo)
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python36\lib\copy.py", line 240, in _deepcopy_dict
y[deepcopy(key, memo)] = deepcopy(value, memo)
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python36\lib\copy.py", line 180, in deepcopy
y = _reconstruct(x, memo, *rv)
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python36\lib\copy.py", line 280, in _reconstruct
state = deepcopy(state, memo)
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python36\lib\copy.py", line 150, in deepcopy
y = copier(x, memo)
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python36\lib\copy.py", line 240, in _deepcopy_dict
y[deepcopy(key, memo)] = deepcopy(value, memo)
File "C:\Users\Administrator\AppData\Local\Programs\Python\Python36\lib\copy.py", line 169, in deepcopy
rv = reductor(4)

TypeError: can't pickle _thread.RLock objects

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你能提供你的模型的代码片段或github链接吗，这样我就可以知道问题的确切原因。请添加自定义层实现，这样我们可以更好地帮助你。我添加了github链接。感谢你的建议针对这个问题中的上述错误提供了一些解决方法。谢谢！

route_save = route + 'rcan.hdf5'

... (Build Model and Nets/ train model ) 

mymodel.save(route_save)