Import tensorflow: OSError: [WinError 193] %1 不是有效的 Win32 应用程序。

错误代码

import tensorflow
2021-12-16 00:56:51.153666: W tensorflow/stream_executor/platform/default/dso_loader.cc:64] Could not load dynamic library 'cudart64_110.dll'; dlerror: cudart64_110.dll not found
2021-12-16 00:56:51.153973: I tensorflow/stream_executor/cuda/cudart_stub.cc:29] Ignore above cudart dlerror if you do not have a GPU set up on your machine.
D:\PyCharm 2018.3.4\helpers\pydev\_pydev_bundle\pydev_import_hook.py:21: UserWarning: The NumPy module was reloaded (imported a second time). This can in some cases result in small but subtle issues and is discouraged.
  module = self._system_import(name, *args, **kwargs)
Traceback (most recent call last):
  File "", line 1, in <module>
  File "D:\PyCharm 2018.3.4\helpers\pydev\_pydev_bundle\pydev_import_hook.py", line 21, in do_import
    module = self._system_import(name, *args, **kwargs)
  File "C:\Users\ASUS\AppData\Roaming\Python\Python37\site-packages\tensorflow\__init__.py", line 41, in <module>
    from tensorflow.python.tools import module_util as _module_util
  File "D:\PyCharm 2018.3.4\helpers\pydev\_pydev_bundle\pydev_import_hook.py", line 21, in do_import
    module = self._system_import(name, *args, **kwargs)
  .....
 
  File "D:\PyCharm 
  File "C:\Users\ASUS\AppData\Roaming\Python\Python37\site-packages\keras_preprocessing\image\affine_transformations.py", line 13, in <module>
    import scipy
  File "D:\PyCharm 2018.3.4\helpers\pydev\_pydev_bundle\pydev_import_hook.py", line 21, in do_import
    module = self._system_import(name, *args, **kwargs)
  File "E:\2020\game\venv\Lib\site-packages\scipy\__init__.py", line 136, in <module>
    from . import _distributor_init
  File "D:\PyCharm 2018.3.4\helpers\pydev\_pydev_bundle\pydev_import_hook.py", line 21, in do_import
    module = self._system_import(name, *args, **kwargs)
  File "E:\2020\game\venv\Lib\site-packages\scipy\_distributor_init.py", line 61, in <module>
    WinDLL(os.path.abspath(filename))
  File "C:\Program Files\Python37\lib\ctypes\__init__.py", line 356, in __init__
    self._handle = _dlopen(self._name, mode)
OSError: [WinError 193] %1 不是有效的 Win32 应用程序。

报错原因

兼容问题，tensorflow 2.7是64位的，python也选用了64位的，但是某个包（这里是scipy，位于另一个虚拟环境E:\2020\game\venv\中，是之前项目安装的32位包，但由于各种原因，在当前的64位虚拟环境中导入scipy时指向了它，导致版本不匹配）

解决办法

直接去把E:\2020\game\venv\Lib\site-packages\里面的scipy删掉