安装pyinstaller会显示一条错误消息

Question

C:\Windows\system32>pip install pyinstaller
DEPRECATION: Python 2.7 will reach the end of its life on January 1st, 2020. Please upgrade your Python as Python 2.7 won't be maintained after that date. A future version of pip will drop support for Python 2.7.
Collecting pyinstaller
  Using cached https://files.pythonhosted.org/packages/03/32/0e0de593f129bf1d1e77eed562496d154ef4460fd5cecfd78612ef39a0cc/PyInstaller-3.4.tar.gz
  Installing build dependencies ... done
  Getting requirements to build wheel ... error
  Complete output from command c:\python27\python.exe c:\python27\lib\site-packages\pip\_vendor\pep517\_in_process.py get_requires_for_build_wheel c:\users\goldp\appdata\local\temp\tmpz9mkmy:
  Traceback (most recent call last):
    File "c:\python27\lib\site-packages\pip\_vendor\pep517\_in_process.py", line 207, in <module>
      main()
    File "c:\python27\lib\site-packages\pip\_vendor\pep517\_in_process.py", line 197, in main
      json_out['return_val'] = hook(**hook_input['kwargs'])
    File "c:\python27\lib\site-packages\pip\_vendor\pep517\_in_process.py", line 54, in get_requires_for_build_wheel
      return hook(config_settings)
    File "c:\users\user\appdata\local\temp\pip-build-env-oljevt\overlay\Lib\site-packages\setuptools\build_meta.py", line 115, in get_requires_for_build_wheel
      return _get_build_requires(config_settings, requirements=['wheel'])
    File "c:\users\user\appdata\local\temp\pip-build-env-oljevt\overlay\Lib\site-packages\setuptools\build_meta.py", line 101, in _get_build_requires
      _run_setup()
    File "c:\users\user\appdata\local\temp\pip-build-env-oljevt\overlay\Lib\site-packages\setuptools\build_meta.py", line 85, in _run_setup
      exec(compile(code, __file__, 'exec'), locals())
    File "setup.py", line 20, in <module>
      from PyInstaller import __version__ as version, HOMEPATH, PLATFORM
  ImportError: No module named PyInstaller

Command "c:\python27\python.exe c:\python27\lib\site-packages\pip\_vendor\pep517\_in_process.py get_requires_for_build_wheel c:\users\user\appdata\local\temp\tmpz9mkmy" failed with error code 1 in c:\users\user\appdata\local\temp\pip-install-yd3kml\pyinstaller

这是我收到的特定错误消息。我不知道为什么会这样？这来自使用pip install pyinstaller和下面建议的所有3个命令。

Answer 1

这是由issue in pip 19引起的。目前唯一的解决办法是降级到pip 18.1：

$ pip install pip==18.1

$ pip --version
pip 18.1 from ...\lib\site-packages\pip (python 3.7)

然后你可以安装pyinstaller 3.4：

$ pip install pyinstaller
Collecting pyinstaller
  Using cached https://files.pythonhosted.org/packages/03/32/0e0de593f129bf1d1e77eed562496d154ef4460fd5cecfd78612ef39a0cc/PyInstaller-3.4.tar.gz
[...]
  Installing build dependencies: started
  Installing build dependencies: finished with status 'done'
[...]
Successfully built pyinstaller
Installing collected packages: pyinstaller
Successfully installed pyinstaller-3.4

Answer 2

确切的问题是：

正在获取生成轮子的要求...错误

菲利普·别列梅佐夫的答案对我很有效。下面是问题的再现和工作解决方案，以截图的形式让您更好地了解。

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解决方案

1. pip install pip==18.1 -以管理员身份运行命令提示符，它将为您安装pip版本18.1，如下所示。

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1. pip install pyinstaller -现在运行此命令，它将安装模块：

，如下所示。

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1. 最后一步是在命令中键入pyinstaller，如果输出类似，则表示您已成功安装了该命令

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Answer 3

我也遇到了同样的问题，并尝试了许多从互联网上获得的方法，但下面的方法对我很有效

对于版本18.1 pip install pip==18.1

• Download pyinstaller版本3.4 pip install pyinstaller==3.4

• Success，，使用administrator

• Downgrade pip打开

1. 打开命令提示符应该可以工作。使用pyinstaller -v

验证安装