pyttsx3 NameError 的 pip 安装突然失败：未定义名称“platform_system”答案

【问题标题】：Sudden failure on pip install of pyttsx3 NameError: name 'platform_system' is not definedpyttsx3 NameError 的 pip 安装突然失败：未定义名称“platform_system”
【发布时间】：2021-05-16 08:49:53
【问题描述】：

我无法在 Windows 上安装 pyttsx3，当我执行 pip install pyttsx3 时出现以下错误请帮助我，注意我已经运行了命令 pip --upgrade setuptools

Exception:
Traceback (most recent call last):
  File "c:\users\gamer\appdata\local\programs\python\python38\lib\site-packages\pip\_vendor\pkg_resources\__init__.py", line 2795, in _dep_map
    return self.__dep_map
  File "c:\users\gamer\appdata\local\programs\python\python38\lib\site-packages\pip\_vendor\pkg_resources\__init__.py", line 2652, in __getattr__
    raise AttributeError(attr)
AttributeError: _DistInfoDistribution__dep_map

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "c:\users\gamer\appdata\local\programs\python\python38\lib\site-packages\pip\basecommand.py", line 211, in main
    status = self.run(options, args)
  File "c:\users\gamer\appdata\local\programs\python\python38\lib\site-packages\pip\commands\install.py", line 294, in run
    requirement_set.prepare_files(finder)
  File "c:\users\gamer\appdata\local\programs\python\python38\lib\site-packages\pip\req\req_set.py", line 333, in prepare_files
    self._walk_req_to_install(
  File "c:\users\gamer\appdata\local\programs\python\python38\lib\site-packages\pip\req\req_set.py", line 321, in _walk_req_to_install
    more_reqs = handler(req_to_install)
  File "c:\users\gamer\appdata\local\programs\python\python38\lib\site-packages\pip\req\req_set.py", line 561, in _prepare_file
    set(req_to_install.extras) - set(dist.extras)
  File "c:\users\gamer\appdata\local\programs\python\python38\lib\site-packages\pip\_vendor\pkg_resources\__init__.py", line 2774, in extras
    return [dep for dep in self._dep_map if dep]
  File "c:\users\gamer\appdata\local\programs\python\python38\lib\site-packages\pip\_vendor\pkg_resources\__init__.py", line 2797, in _dep_map
    self.__dep_map = self._compute_dependencies()
  File "c:\users\gamer\appdata\local\programs\python\python38\lib\site-packages\pip\_vendor\pkg_resources\__init__.py", line 2830, in _compute_dependencies
    common = frozenset(reqs_for_extra(None))
  File "c:\users\gamer\appdata\local\programs\python\python38\lib\site-packages\pip\_vendor\pkg_resources\__init__.py", line 2827, in reqs_for_extra
    if req.marker_fn(override={'extra':extra}):
  File "c:\users\gamer\appdata\local\programs\python\python38\lib\site-packages\pip\_vendor\_markerlib\markers.py", line 113, in marker_fn
    return eval(compiled_marker, environment)
  File "<environment marker>", line 1, in <module>
NameError: name 'platform_system' is not defined

【问题讨论】：

您使用的是哪个版本的 setuptools？
尝试以管理员身份安装它。另外，尝试将pip 更新到最新版本。
非常感谢，它解决了这个问题，请告诉它作为答案，以便我支持它

标签： python python-3.x pip pyttsx3

【解决方案1】：

尝试更新setuptools。此外，使用pip install --upgrade pip 升级pip。并尝试以管理员身份运行该命令。

【讨论】：