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解决Python3.7不能导入tensorflow的问题

解决Python3.7不能导入tensorflow的问题

作者: Kernholz | 来源:发表于2018-08-14 11:27 被阅读4次

Homebrew作为一个包管理器什么都好,就是在版本管理方面不太方便。默认只能装最新版本,想回退到老版本得费不少劲。这不,Python升级成3.7之后,就遇到了问题:

不能导入tensorflow了!!!

这可是出大事了。咋办呢?搜索了很久后在github上找到了解答:原网页链接

具体来说,原因就是Python3.7新引入了保留字async,而tensorflow的代码里,将其作为了变量名。要修改,方法也很简单:

首先找到下面这个文件:
/usr/local/lib/python3.7/site-packages/tensorflow/python/pywrap_tensorflow_internal.py
(如果用的是Anaconda这类发行版,就到对应的site-packages目录下找,不过用Anaconda的应该没这个问题,因为Anaconda还没有升级到Python3.7),然后搜索async(注意区分大小写),全部替换为async1,保存关闭。

打开IPython测试一下:

import tensorflow as tf

没有问题,成功导入啦。


附:在Python3.7下安装tensorflow

因为现在tensorflow还没有官方添加对Python3.7的支持,所以用pip直接安装是搜索不到合适的tensorflow包的,这时候就需要直接从.whl安装。具体方法为(以Mac为例):

pip install https://download.tensorflow.google.cn/mac/cpu/tensorflow-1.10.0-py3-none-any.whl --upgrade

如果访问不了这个地址的,请自行解决。

安装好之后,就按照上面的方法修改一下async就可以啦。

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网友评论

  • 范鑫:/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/tensorflow/bin/python /Users/david/PycharmProjects/untitled/MLTest.py
    Traceback (most recent call last):
    File "/Users/david/PycharmProjects/untitled/MLTest.py", line 4, in <module>
    import tensorflow as tf
    File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/tensorflow/lib/python3.7/site-packages/tensorflow/__init__.py", line 22, in <module>
    from tensorflow.python import pywrap_tensorflow # pylint: disable=unused-import
    File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/tensorflow/lib/python3.7/site-packages/tensorflow/python/__init__.py", line 49, in <module>
    from tensorflow.python import pywrap_tensorflow
    File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/tensorflow/lib/python3.7/site-packages/tensorflow/python/pywrap_tensorflow.py", line 58, in <module>
    from tensorflow.python.pywrap_tensorflow_internal import *
    File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/tensorflow/lib/python3.7/site-packages/tensorflow/python/pywrap_tensorflow_internal.py", line 116, in <module>
    TFE_ContextOptionsSetasync1 = _pywrap_tensorflow_internal.TFE_ContextOptionsSetasync1
    AttributeError: module '_pywrap_tensorflow_internal' has no attribute 'TFE_ContextOptionsSetasync1'

    Process finished with exit code 1
    范鑫:改过之后 就这样了

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