Python VPN打开时，pip安装raise VALUETERROR（“检查”主机名需要服务器主机名）

pip安装

出现异常

        raise ValueError("check_hostname requires server_hostname")
ValueError: check_hostname requires server_hostname

    WARNING: Ignoring invalid distribution -rllib3 (c:\programdata\anaconda3\envs\pycharm\lib\site-packages)
WARNING: Ignoring invalid distribution -rllib3 (c:\programdata\anaconda3\envs\pycharm\lib\site-packages)
ERROR: Exception:
Traceback (most recent call last):
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\cli\base_command.py", line 180, in _main
    status = self.run(options, args)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\cli\req_command.py", line 204, in wrapper
    return func(self, options, args)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\commands\install.py", line 318, in run
    requirement_set = resolver.resolve(
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\resolution\resolvelib\resolver.py", line 127, in resolve
    result = self._result = resolver.resolve(
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\resolvelib\resolvers.py", line 473, in resolve
    state = resolution.resolve(requirements, max_rounds=max_rounds)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\resolvelib\resolvers.py", line 341, in resolve
    name, crit = self._merge_into_criterion(r, parent=None)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\resolvelib\resolvers.py", line 172, in _merge_into_criterion
    if not criterion.candidates:
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\resolvelib\structs.py", line 139, in __bool__
    return bool(self._sequence)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\resolution\resolvelib\found_candidates.py", line 143, in __bool__
    return any(self)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\resolution\resolvelib\found_candidates.py", line 129, in <genexpr>
    return (c for c in iterator if id(c) not in self._incompatible_ids)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\resolution\resolvelib\found_candidates.py", line 30, in _iter_built
    for version, func in infos:
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\resolution\resolvelib\factory.py", line 258, in iter_index_candidate_infos
    result = self._finder.find_best_candidate(
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\index\package_finder.py", line 879, in find_best_candidate
    candidates = self.find_all_candidates(project_name)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\index\package_finder.py", line 824, in find_all_candidates
    page_candidates = list(page_candidates_it)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\index\sources.py", line 134, in page_candidates
    yield from self._candidates_from_page(self._link)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\index\package_finder.py", line 783, in process_project_url
    html_page = self._link_collector.fetch_page(project_url)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\index\collector.py", line 512, in fetch_page
    return _get_html_page(location, session=self.session)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\index\collector.py", line 422, in _get_html_page
    resp = _get_html_response(url, session=session)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\index\collector.py", line 120, in _get_html_response
    resp = session.get(
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\requests\sessions.py", line 555, in get
    return self.request('GET', url, **kwargs)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\network\session.py", line 449, in request
    return super().request(method, url, *args, **kwargs)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\requests\sessions.py", line 542, in request
    resp = self.send(prep, **send_kwargs)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\requests\sessions.py", line 655, in send
    r = adapter.send(request, **kwargs)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\cachecontrol\adapter.py", line 53, in send
    resp = super(CacheControlAdapter, self).send(request, **kw)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\requests\adapters.py", line 439, in send
    resp = conn.urlopen(
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\urllib3\connectionpool.py", line 696, in urlopen
    self._prepare_proxy(conn)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\urllib3\connectionpool.py", line 964, in _prepare_proxy
    conn.connect()
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\urllib3\connection.py", line 359, in connect
    conn = self._connect_tls_proxy(hostname, conn)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\urllib3\connection.py", line 500, in _connect_tls_proxy
    return ssl_wrap_socket(
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\urllib3\util\ssl_.py", line 432, in ssl_wrap_socket
    ssl_sock = _ssl_wrap_socket_impl(sock, context, tls_in_tls)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\urllib3\util\ssl_.py", line 474, in _ssl_wrap_socket_impl
    return ssl_context.wrap_socket(sock)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\ssl.py", line 500, in wrap_socket
    return self.sslsocket_class._create(
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\ssl.py", line 997, in _create
    raise ValueError("check_hostname requires server_hostname")
ValueError: check_hostname requires server_hostname
WARNING: Ignoring invalid distribution -rllib3 (c:\programdata\anaconda3\envs\pycharm\lib\site-packages)
WARNING: Ignoring invalid distribution -rllib3 (c:\programdata\anaconda3\envs\pycharm\lib\site-packages)
WARNING: Ignoring invalid distribution -rllib3 (c:\programdata\anaconda3\envs\pycharm\lib\site-packages)

当VPN开启时，让我们假设。我唯一的选择是。我不能把它关掉。如何解决这个问题。 Pip版本

PIP21.1.1

python3.9.5

Conda版本

Conda 4.10.1

这是一个完全例外

        raise ValueError("check_hostname requires server_hostname")
ValueError: check_hostname requires server_hostname

    WARNING: Ignoring invalid distribution -rllib3 (c:\programdata\anaconda3\envs\pycharm\lib\site-packages)
WARNING: Ignoring invalid distribution -rllib3 (c:\programdata\anaconda3\envs\pycharm\lib\site-packages)
ERROR: Exception:
Traceback (most recent call last):
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\cli\base_command.py", line 180, in _main
    status = self.run(options, args)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\cli\req_command.py", line 204, in wrapper
    return func(self, options, args)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\commands\install.py", line 318, in run
    requirement_set = resolver.resolve(
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\resolution\resolvelib\resolver.py", line 127, in resolve
    result = self._result = resolver.resolve(
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\resolvelib\resolvers.py", line 473, in resolve
    state = resolution.resolve(requirements, max_rounds=max_rounds)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\resolvelib\resolvers.py", line 341, in resolve
    name, crit = self._merge_into_criterion(r, parent=None)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\resolvelib\resolvers.py", line 172, in _merge_into_criterion
    if not criterion.candidates:
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\resolvelib\structs.py", line 139, in __bool__
    return bool(self._sequence)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\resolution\resolvelib\found_candidates.py", line 143, in __bool__
    return any(self)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\resolution\resolvelib\found_candidates.py", line 129, in <genexpr>
    return (c for c in iterator if id(c) not in self._incompatible_ids)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\resolution\resolvelib\found_candidates.py", line 30, in _iter_built
    for version, func in infos:
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\resolution\resolvelib\factory.py", line 258, in iter_index_candidate_infos
    result = self._finder.find_best_candidate(
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\index\package_finder.py", line 879, in find_best_candidate
    candidates = self.find_all_candidates(project_name)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\index\package_finder.py", line 824, in find_all_candidates
    page_candidates = list(page_candidates_it)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\index\sources.py", line 134, in page_candidates
    yield from self._candidates_from_page(self._link)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\index\package_finder.py", line 783, in process_project_url
    html_page = self._link_collector.fetch_page(project_url)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\index\collector.py", line 512, in fetch_page
    return _get_html_page(location, session=self.session)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\index\collector.py", line 422, in _get_html_page
    resp = _get_html_response(url, session=session)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\index\collector.py", line 120, in _get_html_response
    resp = session.get(
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\requests\sessions.py", line 555, in get
    return self.request('GET', url, **kwargs)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_internal\network\session.py", line 449, in request
    return super().request(method, url, *args, **kwargs)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\requests\sessions.py", line 542, in request
    resp = self.send(prep, **send_kwargs)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\requests\sessions.py", line 655, in send
    r = adapter.send(request, **kwargs)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\cachecontrol\adapter.py", line 53, in send
    resp = super(CacheControlAdapter, self).send(request, **kw)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\requests\adapters.py", line 439, in send
    resp = conn.urlopen(
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\urllib3\connectionpool.py", line 696, in urlopen
    self._prepare_proxy(conn)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\urllib3\connectionpool.py", line 964, in _prepare_proxy
    conn.connect()
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\urllib3\connection.py", line 359, in connect
    conn = self._connect_tls_proxy(hostname, conn)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\urllib3\connection.py", line 500, in _connect_tls_proxy
    return ssl_wrap_socket(
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\urllib3\util\ssl_.py", line 432, in ssl_wrap_socket
    ssl_sock = _ssl_wrap_socket_impl(sock, context, tls_in_tls)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\site-packages\pip\_vendor\urllib3\util\ssl_.py", line 474, in _ssl_wrap_socket_impl
    return ssl_context.wrap_socket(sock)
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\ssl.py", line 500, in wrap_socket
    return self.sslsocket_class._create(
  File "C:\ProgramData\Anaconda3\envs\PyCharm\lib\ssl.py", line 997, in _create
    raise ValueError("check_hostname requires server_hostname")
ValueError: check_hostname requires server_hostname
WARNING: Ignoring invalid distribution -rllib3 (c:\programdata\anaconda3\envs\pycharm\lib\site-packages)
WARNING: Ignoring invalid distribution -rllib3 (c:\programdata\anaconda3\envs\pycharm\lib\site-packages)
WARNING: Ignoring invalid distribution -rllib3 (c:\programdata\anaconda3\envs\pycharm\lib\site-packages)

警告：忽略无效分发-rllib3（c:\programdata\anaconda3\envs\pycharm\lib\site包）
警告：忽略无效的分发-rllib3（c:\programdata\anaconda3\envs\pycharm\lib\site软件包）
错误：异常：
回溯（最近一次呼叫最后一次）：
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u internal\cli\base\u command.py”，第180行，在主目录中
status=self.run（选项、参数）
包装器中的文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\ u internal\cli\req\ u command.py”，第204行
返回函数（自身、选项、参数）
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u internal\commands\install.py”，第318行，正在运行
需求集合=解析器.resolve(
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u internal\resolution\resolvelib\resolver.py”，第127行，在resolve中
结果=自身。\u结果=解析程序.resolve(
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u vendor\resolvelb\resolvers.py”，第473行，在resolve中
状态=分辨率。分辨率（要求，最大轮数=最大轮数）
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u vendor\resolvelb\resolvers.py”，第341行，在“解析”中
名称，crit=self.\u将\u合并到\u标准中（r，parent=None）
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u vendor\resolvelb\resolvers.py”，第172行，合并到标准中
如果不是标准候选人：
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u vendor\resolvelb\structs.py”，第139行，在__
返回布尔值（自身序列）
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u internal\resolution\resolvelb\found\u candidates.py”，第143行，在__
返回任何（自我）
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u internal\resolution\resolvelb\found\u candidates.py”，第129行，在
返回（如果id（c）不在self.\u不兼容\u id中，则迭代器中的c代表c）
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u internal\resolution\resolvelb\found\u candidates.py”，第30行，内置
对于版本，信息中的func：
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u internal\resolution\resolvelib\factory.py”，第258行，在iter索引候选信息中
结果=自我。查找者。找到最佳候选人(
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u internal\index\package\u finder.py”，第879行，在find_best_候选者中
候选人=自我。查找所有候选人（项目名称）
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u internal\index\package\u finder.py”，第824行，在find挈u all挈
page_候选者=列表（page_候选者_it）
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u internal\index\sources.py”，第134行，第页
来自self.\u候选人的收益来自页面（self.\u链接）
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u internal\index\package\u finder.py”，第783行，进程中项目\u url
html\u page=self.\u link\u collector.fetch\u页面（项目url）
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u internal\index\collector.py”，第512行，在fetch\页
return\u get\u html\u页面（位置，session=self.session）
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u internal\index\collector.py”，第422行，在html页面中
resp=\u get\u html\u响应（url，session=session）
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u internal\index\collector.py”，第120行，在get\U html\U响应中
resp=session.get(
get中第555行的文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u vendor\requests\sessions.py”
返回self.request（'GET'，url，**kwargs）
请求中第449行的文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u internal\network\session.py”
return super（）.request（方法、url、*args、**kwargs）
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u vendor\requests\sessions.py”，第542行，在请求中
resp=自我发送（准备，**发送）
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u vendor\requests\sessions.py”，第655行，发送
r=适配器.send（请求，**kwargs）
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u vendor\cachecontrol\adapter.py”，第53行，发送
resp=super（CacheControlAdapter，self）.send（请求，**千瓦）
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u vendor\requests\adapters.py”，第439行，在send中
resp=conn.urlopen(
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u vendor\urllib3\connectionpool.py”，第696行，在urlopen中
自我准备代理（康涅狄格州）
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u vendor\urllib3\connectionpool.py”，第964行，在代理中
连接
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u vendor\urllib3\connection.py”，第359行，在connect中
conn=self.\u connect\u tls\u proxy（主机名，conn）
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u vendor\urllib3\connection.py”，第500行，在“connect\tls\u proxy”中
返回ssl\u wrap\u套接字(
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u vendor\urlib3\util\ssl\.py”，第432行，在ssl\u wrap\u套接字中
ssl\u sock=\u ssl\u wrap\u socket\u impl（sock、context、tls\u in\u tls）
文件“C:\ProgramData\Anaconda3\envs\PyCharm\lib\site packages\pip\\u vendor\urllib3\util\ssl\.py”，第474行，在ssl封装套接字impl中
返回ssl_context.w