无法在 Windows 上安装 dotenv

Question

我从没想过我会使用 Stack Overflow，但我来了！

我无法在 Windows 上安装 DotEnv，当我使用其可选标志执行 pip install dotenv 时，会抛出此错误：

Collecting dotenv
  Using cached dotenv-0.0.5.tar.gz (2.4 kB)
    ERROR: Command errored out with exit status 1:
     command: 'c:\python38\python.exe' -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'C:\\Users\\Damian Freeman\\AppData\\Local\\Temp\\pip-install-bdy5mww4\\dotenv\\setup.py'"'"'; __file__='"'"'C:\\Users\\Damian Freeman\\AppData\\Local\\Temp\\pip-install-bdy5mww4\\dotenv\\setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' egg_info --egg-base 'C:\Users\Damian Freeman\AppData\Local\Temp\pip-pip-egg-info-k9desg5s'
         cwd: C:\Users\Damian Freeman\AppData\Local\Temp\pip-install-bdy5mww4\dotenv\
    Complete output (52 lines):
    WARNING: The wheel package is not available.
        ERROR: Command errored out with exit status 1:
         command: 'c:\python38\python.exe' -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'C:\\Users\\Damian Freeman\\AppData\\Local\\Temp\\pip-wheel-djm3svo6\\distribute\\setup.py'"'"'; __file__='"'"'C:\\Users\\Damian Freeman\\AppData\\Local\\Temp\\pip-wheel-djm3svo6\\distribute\\setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' egg_info --egg-base 'C:\Users\Damian Freeman\AppData\Local\Temp\pip-pip-egg-info-s15217m9'
             cwd: C:\Users\Damian Freeman\AppData\Local\Temp\pip-wheel-djm3svo6\distribute\
        Complete output (15 lines):
        Traceback (most recent call last):
          File "<string>", line 1, in <module>
          File "C:\Users\Damian Freeman\AppData\Local\Temp\pip-wheel-djm3svo6\distribute\setuptools\__init__.py", line 2, in <module>
            from setuptools.extension import Extension, Library
          File "C:\Users\Damian Freeman\AppData\Local\Temp\pip-wheel-djm3svo6\distribute\setuptools\extension.py", line 5, in <module>
            from setuptools.dist import _get_unpatched
          File "C:\Users\Damian Freeman\AppData\Local\Temp\pip-wheel-djm3svo6\distribute\setuptools\dist.py", line 7, in <module>
            from setuptools.command.install import install
          File "C:\Users\Damian Freeman\AppData\Local\Temp\pip-wheel-djm3svo6\distribute\setuptools\command\__init__.py", line 8, in <module>
            from setuptools.command import install_scripts
          File "C:\Users\Damian Freeman\AppData\Local\Temp\pip-wheel-djm3svo6\distribute\setuptools\command\install_scripts.py", line 3, in <module>
            from pkg_resources import Distribution, PathMetadata, ensure_directory
          File "C:\Users\Damian Freeman\AppData\Local\Temp\pip-wheel-djm3svo6\distribute\pkg_resources.py", line 1518, in <module>
            register_loader_type(importlib_bootstrap.SourceFileLoader, DefaultProvider)
        AttributeError: module 'importlib._bootstrap' has no attribute 'SourceFileLoader'
        ----------------------------------------
    ERROR: Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.
    Traceback (most recent call last):
      File "c:\python38\lib\site-packages\setuptools\installer.py", line 128, in fetch_build_egg
        subprocess.check_call(cmd)
      File "c:\python38\lib\subprocess.py", line 364, in check_call
        raise CalledProcessError(retcode, cmd)
    subprocess.CalledProcessError: Command '['c:\\python38\\python.exe', '-m', 'pip', '--disable-pip-version-check', 'wheel', '--no-deps', '-w', 'C:\\Users\\DAMIAN~1\\AppData\\Local\\Temp\\tmpfnchk15m', '--quiet', 'distribute']' returned non-zero exit status 1.

    During handling of the above exception, another exception occurred:

    Traceback (most recent call last):
      File "<string>", line 1, in <module>
      File "C:\Users\Damian Freeman\AppData\Local\Temp\pip-install-bdy5mww4\dotenv\setup.py", line 13, in <module>
        setup(name='dotenv',
      File "c:\python38\lib\site-packages\setuptools\__init__.py", line 143, in setup
        _install_setup_requires(attrs)
      File "c:\python38\lib\site-packages\setuptools\__init__.py", line 138, in _install_setup_requires
        dist.fetch_build_eggs(dist.setup_requires)
      File "c:\python38\lib\site-packages\setuptools\dist.py", line 695, in fetch_build_eggs
        resolved_dists = pkg_resources.working_set.resolve(
      File "c:\python38\lib\site-packages\pkg_resources\__init__.py", line 781, in resolve
        dist = best[req.key] = env.best_match(
      File "c:\python38\lib\site-packages\pkg_resources\__init__.py", line 1066, in best_match
        return self.obtain(req, installer)
      File "c:\python38\lib\site-packages\pkg_resources\__init__.py", line 1078, in obtain
        return installer(requirement)
      File "c:\python38\lib\site-packages\setuptools\dist.py", line 754, in fetch_build_egg
        return fetch_build_egg(self, req)
      File "c:\python38\lib\site-packages\setuptools\installer.py", line 130, in fetch_build_egg
        raise DistutilsError(str(e))
    distutils.errors.DistutilsError: Command '['c:\\python38\\python.exe', '-m', 'pip', '--disable-pip-version-check', 'wheel', '--no-deps', '-w', 'C:\\Users\\DAMIAN~1\\AppData\\Local\\Temp\\tmpfnchk15m', '--quiet', 'distribute']' returned non-zero exit status 1.
    ----------------------------------------
ERROR: Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.

但是，我在一个较旧的线程上阅读到使用pip install python-dotenv 安装 DotEnv，但说“解决方案”不能解决我的问题。

感谢任何帮助！

Answer 1

您正在安装 dotenv 而不是 python-dotenv。使用此命令：

pip install -U python-dotenv

参考这个issue