python - ValueError:错误的编码(marshal)数据(未知类型代码)

Question

我的操作系统是 Ubuntu。

当我运行我的 keras 模型时，我收到了这个错误消息。

我已经搜索了一些解决方案，但它们不起作用。例如，我尝试了这篇文章中提到的解决方案:
How to fix Python ValueError:bad marshal data?

Using TensorFlow backend.
[INFO] loading network...
Traceback (most recent call last):
File "classify.py", line 43, in <module>
color_model = load_model(color_model_path, custom_objects={"tf": tf})
File "/home/ubuntufashion/.local/lib/python2.7/site- 
packages/keras/engine/saving.py", line 260, in load_model
model = model_from_config(model_config, custom_objects=custom_objects)
File "/home/ubuntufashion/.local/lib/python2.7/site- 
packages/keras/engine/saving.py", line 334, in model_from_config
return deserialize(config, custom_objects=custom_objects)
File "/home/ubuntufashion/.local/lib/python2.7/site- 
packages/keras/layers/__init__.py", line 55, in deserialize
printable_module_name='layer')
File "/home/ubuntufashion/.local/lib/python2.7/site- 
packages/keras/utils/generic_utils.py", line 145, in 
deserialize_keras_object
list(custom_objects.items())))
File "/home/ubuntufashion/.local/lib/python2.7/site- 
packages/keras/engine/network.py", line 1017, in from_config
process_layer(layer_data)
File "/home/ubuntufashion/.local/lib/python2.7/site- 
packages/keras/engine/network.py", line 1003, in process_layer
custom_objects=custom_objects)
File "/home/ubuntufashion/.local/lib/python2.7/site- 
packages/keras/layers/__init__.py", line 55, in deserialize
printable_module_name='layer')
File "/home/ubuntufashion/.local/lib/python2.7/site- 
packages/keras/utils/generic_utils.py", line 145, in 
deserialize_keras_object
list(custom_objects.items())))
File "/home/ubuntufashion/.local/lib/python2.7/site- 
packages/keras/layers/core.py", line 730, in from_config
function = func_load(config['function'], globs=globs)
File "/home/ubuntufashion/.local/lib/python2.7/site- 
packages/keras/utils/generic_utils.py", line 235, in func_load
code = marshal.loads(raw_code)
ValueError: bad marshal data (unknown type code)

感谢您阅读这篇文章!

Answer 1

我得到了和我在debian 9上安装python3.7一样的错误，原来是python3.5，然后我得到了这个错误。我通过根据此页面更新 setuptools 来修复它:

https://github.com/pypa/setuptools/issues/1257

pip3 install -U setuptools