pip安装(install)任何package(扩展库)都报错status = self.run(options, args)...check_hostname requires serve的解决方法

原创 已于 2022-06-14 16:28:36 修改 · 2.6k 阅读 · 7 ·
CC 4.0 BY-SA版权
版权声明：本文为博主原创文章，遵循 CC 4.0 BY-SA 版权协议，转载请附上原文出处链接和本声明。
文章标签：

#pip错误排除

于 2022-06-14 07:50:54 首次发布
博主在尝试使用pip安装任何package时遇到错误，错误信息涉及到Python的SSL证书验证。问题源于一款改变网络环境的软件，该软件导致pip无法正常验证远程库的SSL证书。关闭这款软件后，pip安装恢复正常。博主推测该软件可能是一款代理或翻墙工具，并在私密博文中提及具体名称。

pip安装(install)任何package(扩展库)都报以下错误…

status = self.run(options, args)…
check_hostname requires serve

ERROR: Exception:
Traceback (most recent call last):
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_internal\cli\base_command.py", line 173, in _main
    status = self.run(options, args)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_internal\cli\req_command.py", line 203, in wrapper
    return func(self, options, args)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_internal\commands\install.py", line 315, in run
    requirement_set = resolver.resolve(
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_internal\resolution\resolvelib\resolver.py", line 94, in resolve
    result = self._result = resolver.resolve(
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_vendor\resolvelib\resolvers.py", line 472, in resolve
    state = resolution.resolve(requirements, max_rounds=max_rounds)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_vendor\resolvelib\resolvers.py", line 341, in resolve
    self._add_to_criteria(self.state.criteria, r, parent=None)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_vendor\resolvelib\resolvers.py", line 172, in _add_to_criteria
    if not criterion.candidates:
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_vendor\resolvelib\structs.py", line 151, in __bool__
    return bool(self._sequence)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_internal\resolution\resolvelib\found_candidates.py", line 140, in __bool__
    return any(self)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_internal\resolution\resolvelib\found_candidates.py", line 128, in <genexpr>
    return (c for c in iterator if id(c) not in self._incompatible_ids)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_internal\resolution\resolvelib\found_candidates.py", line 29, in _iter_built
    for version, func in infos:
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_internal\resolution\resolvelib\factory.py", line 272, in iter_index_candidate_infos
    result = self._finder.find_best_candidate(
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_internal\index\package_finder.py", line 851, in find_best_candidate
    candidates = self.find_all_candidates(project_name)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_internal\index\package_finder.py", line 798, in find_all_candidates
    page_candidates = list(page_candidates_it)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_internal\index\sources.py", line 134, in page_candidates
    yield from self._candidates_from_page(self._link)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_internal\index\package_finder.py", line 758, in process_project_url
    html_page = self._link_collector.fetch_page(project_url)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_internal\index\collector.py", line 490, in fetch_page
    return _get_html_page(location, session=self.session)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_internal\index\collector.py", line 400, in _get_html_page
    resp = _get_html_response(url, session=session)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_internal\index\collector.py", line 115, in _get_html_response
    resp = session.get(
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_vendor\requests\sessions.py", line 555, in get
    return self.request('GET', url, **kwargs)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_internal\network\session.py", line 454, in request
    return super().request(method, url, *args, **kwargs)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_vendor\requests\sessions.py", line 542, in request
    resp = self.send(prep, **send_kwargs)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_vendor\requests\sessions.py", line 655, in send
    r = adapter.send(request, **kwargs)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_vendor\cachecontrol\adapter.py", line 53, in send
    resp = super(CacheControlAdapter, self).send(request, **kw)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_vendor\requests\adapters.py", line 439, in send
    resp = conn.urlopen(
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_vendor\urllib3\connectionpool.py", line 696, in urlopen
    self._prepare_proxy(conn)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_vendor\urllib3\connectionpool.py", line 964, in _prepare_proxy
    conn.connect()
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_vendor\urllib3\connection.py", line 359, in connect
    conn = self._connect_tls_proxy(hostname, conn)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_vendor\urllib3\connection.py", line 500, in _connect_tls_proxy
    return ssl_wrap_socket(
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_vendor\urllib3\util\ssl_.py", line 453, in ssl_wrap_socket
    ssl_sock = _ssl_wrap_socket_impl(sock, context, tls_in_tls)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\site-packages\pip\_vendor\urllib3\util\ssl_.py", line 495, in _ssl_wrap_socket_impl
    return ssl_context.wrap_socket(sock)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\ssl.py", line 500, in wrap_socket
    return self.sslsocket_class._create(
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39\lib\ssl.py", line 997, in _create
    raise ValueError("check_hostname requires server_hostname")
ValueError: check_hostname requires server_hostname

连本地whl文件都这样…
突然联想到没用某款软件之前是没有出现这个报错的：
提问：上面这个软件是啥名字？抱歉，不能说，因为一说优快云就不给我通过这篇博文。我只能说它的作用是让我们上网更自由。具体的名字我写在私密博文中（仅我可见），链接 https://blog.youkuaiyun.com/wenhao_ir/article/details/125100220
关掉它，就安装成功了。
在这里插入图片描述
详情见 https://blog.youkuaiyun.com/wenhao_ir/article/details/125263766

pip install 总是报错的原因
克里斯蒂亚诺更新的博客
04-01 5262
如果您遇到了 pip 安装报错的问题，您可以尝试根据报错信息进行排查，并查找适当的解决方法。如果您仍然无法解决问题，您可以提供更多的信息，我将尽力帮助您解决。：如果您的网络使用了防火墙或代理，可能会影响 pip 的正常工作。：某些软件包可能有依赖项，如果依赖项未安装或者版本不兼容，可能会导致 pip 安装失败。这样，您就可以使用清华大学的镜像源来下载软件包了，这可能会加快下载速度并解决由于超时导致的安装问题。这将会将全局软件包源配置为清华大学的镜像源，使您之后所有的 pip 安装都会从该镜像源下载软件包。
解决安装scikit-learn时出现ValueError: check_hostname requires server_hostname
amosjy的博客
06-14 688
ERROR: Exception: Traceback (most recent call last): File "C:\Users\gc608\anaconda3\envs\yolo\lib\site-packages\pip\_internal\cli\base_command.py", line 180, in _main status = self.run(options, args) File "C:\Users\gc608\anaconda3\envs\yolo\lib\sit
还是关于pip的问题，终端pip install package 时报错，提示ssl module 不可用
qq_44905223的博客
12-06 384
1，首先，我在我user1(普通用户)下pip install pygame --user, 失败了，提示错误如下： Could not fetch URL https://pypi.tuna.tsinghua.edu.cn/simple/pip/: There was a problem confirming the ssl certificate: HTTPSConnectionPool(ho...
pip安装lxml时报错
zqg123123123的博客
02-20 289
这里写自定义目录标题欢迎使用Markdown编辑器新的改变功能快捷键合理的创建标题，有助于目录的生成如何改变文本的样式插入链接与图片如何插入一段漂亮的代码片生成一个适合你的列表创建一个表格设定内容居中、居左、居右SmartyPants创建一个自定义列表如何创建一个注脚注释也是必不可少的KaTeX数学公式新的甘特图功能，丰富你的文章UML 图表FLowchart流程图导出与导入导出导入 欢迎使用Ma...
当 pip 更新至最新版的时候，不管是执行 pip list 还说 pip install packageName 安装包，都会抛出一个异常...
weixin_30359021的博客
12-26 366
那么应该怎么解决呢，其实很简单， 编辑 /usr/bin/pip 文件，修改代码 from pip._internal import main 转载于:https://www.cnblogs.com/LingnM-Insane/p/10178532.html
pip install package 失败 应对
qq_42031990的博客
10-13 333
pip install package 失败
安装timm报错ERROR: Exception: Traceback (most recent call last): File "D:\py\anaconad3\lib\site-packages\pip\_internal\cli\base_command.py", line 173, in _main status = self.run(options, args) File "D:\py\anaconad3\lib\site-packages\pip\_internal\cli\req_command.py", line 203, in wrapper return func(self, options, args) File "D:\py\anaconad3\lib\site-packages\pip\_internal\commands\install.py", line 315, in run requirement_set = resolver.resolve( File "D:\py\anaconad3\lib\site-packages\pip\_internal\resolution\resolvelib\resolver.py", line 94, in resolve result = self._result = resolver.resolve( File "D:\py\anaconad3\lib\site-packages\pip\_vendor\resolvelib\resolvers.py", line 472, in resolve state = resolution.resolve(requirements, max_rounds=max_rounds) File "D:\py\anaconad3\lib\site-packages\pip\_vendor\resolvelib\resolvers.py", line 341, in resolve self._add_to_criteria(self.state.criteria, r, parent=None) File "D:\py\anaconad3\lib\site-packages\pip\_vendor\resolvelib\resolvers.py", line 172, in _add_to_criteria if not criterion.candidates: File "D:\py\anaconad3\lib\site-packages\pip\_vendor\resolvelib\structs.py", line 151, in __bool__ return bool(self._sequence) File "D:\py\anaconad3\lib\site-packages\pip\_internal\resolution\resolvelib\found_candidates.py", line 140, in __bool__ return any(self) File "D:\py\anaconad3\lib\site-packages\pip\_internal\resolution\resolvelib\found_candidates.py", line 128, in <genexpr> return (c for c in iterator if id(c) not in self._incompatible_ids) File "D:\py\anaconad3\lib\site-packages\pip\_internal\resolution\resolvelib\found_candidates.py", line 29, in _iter_built for version, func in infos: File "D:\py\anaconad3\lib\site-packages\pip\_internal\resolution\resolvelib\factory.py", line 272, in iter_index_candidate_infos result = self._finder.find_best_candidate( File "D:\py\anaconad3\lib\site-packages\pip\_internal\index\package_finder.py", line 851, in find_best_candidate candidates = self.find_all_candidates(project_name) File "D:\py\anaconad3\lib\site-packages\pip\_internal\index\package_finder.py", line 798, in find_all_candidates page_candidates = list(page_candidates_it) File "D:\py\anaconad3\lib\site-packages\pip\_internal\index\sources.py", line 134, in page_candidates yield from self._candidates_from_page(self._link) File "D:\py\anaconad3\lib\site-packages\pip\_internal\index\package_finder.py", line 758, in process_project_url html_page = self._link_collector.fetch_page(project_url) File "D:\py\anaconad3\lib\site-packages\pip\_internal\index\collector.py", line 490, in fetch_page return _get_html_page(location, session=self.session) File "D:\py\anaconad3\lib\site-packages\pip\_internal\index\collector.py", line 400, in _get_html_page resp = _get_html_response(url, session=session) File "D:\py\anaconad3\lib\site-packages\pip\_internal\index\collector.py", line 115, in _get_html_response resp = session.get( File "D:\py\anaconad3\lib\site-packages\pip\_vendor\requests\sessions.py", line 555, in get return self.request('GET', url, **kwargs) File "D:\py\anaconad3\lib\site-packages\pip\_internal\network\session.py", line 454, in request return super().request(method, url, *args, **kwargs) File "D:\py\anaconad3\lib\site-packages\pip\_vendor\requests\sessions.py", line 542, in request resp = self.send(prep, **send_kwargs) File "D:\py\anaconad3\lib\site-packages\pip\_vendor\requests\sessions.py", line 655, in send r = adapter.send(request, **kwargs) File "D:\py\anaconad3\lib\site-packages\pip\_vendor\cachecontrol\adapter.py", line 53, in send resp = super(CacheControlAdapter, self).send(request, **kw) File "D:\py\anaconad3\lib\site-packages\pip\_vendor\requests\adapters.py", line 439, in send resp = conn.urlopen( File "D:\py\anaconad3\lib\site-packages\pip\_vendor\urllib3\connectionpool.py", line 696, in urlopen self._prepare_proxy(conn) File "D:\py\anaconad3\lib\site-packages\pip\_vendor\urllib3\connectionpool.py", line 964, in _prepare_proxy conn.connect() File "D:\py\anaconad3\lib\site-packages\pip\_vendor\urllib3\connection.py", line 359, in connect conn = self._connect_tls_proxy(hostname, conn) File "D:\py\anaconad3\lib\site-packages\pip\_vendor\urllib3\connection.py", line 500, in _connect_tls_proxy return ssl_wrap_socket( File "D:\py\anaconad3\lib\site-packages\pip\_vendor\urllib3\util\ssl_.py", line 453, in ssl_wrap_socket ssl_sock = _ssl_wrap_socket_impl(sock, context, tls_in_tls) File "D:\py\anaconad3\lib\site-packages\pip\_vendor\urllib3\util\ssl_.py", line 495, in _ssl_wrap_socket_impl return ssl_context.wrap_socket(sock) File "D:\py\anaconad3\lib\ssl.py", line 500, in wrap_socket return self.sslsocket_class._create( File "D:\py\anaconad3\lib\ssl.py", line 997, in _create raise ValueError("check_hostname requires server_hostname") ValueError: check_hostname requires server_hostname
08-08
ValueError: check_hostname requires server_hostname ``` 此错误通常与 Python 的 `urllib3` 或 `requests` 库在网络请求中 SSL/TLS 验证相关的问题有关。尽管 `timm` 本身不直接处理网络请求，但其依赖的某些库...
如何修复ValueError: check_hostname requires server_hostname
qq_32702033的博客
07-12 500
ValueError: check_hostname requires server_hostname 记录一次错误 解决方法： 关掉代理工具，比如SSR，V2ray等 问题详情： ERROR: Exception: Traceback (most recent call last): File "c:\users\ziyuan\appdata\local\programs\python\python38\lib\site-packages\pip\_internal\cli\base
(pytorch) PS D:\yolov5> pip install -r requirements.txt ERROR: Exception: Traceback (most recent call last): File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_internal\cli\base_command.py", line 173, in _main status = self.run(options, args) File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_internal\cli\req_command.py", line 203, in wrapper return func(self, options, args) File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_internal\commands\install.py", line 316, in run reqs, check_supported_wheels=not options.target_dir File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_internal\resolution\resolvelib\resolver.py", line 95, in resolve collected.requirements, max_rounds=try_to_avoid_resolution_too_deep File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_vendor\resolvelib\resolvers.py", line 472, in resolve state = resolution.resolve(requirements, max_rounds=max_rounds) File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_vendor\resolvelib\resolvers.py", line 341, in resolve self._add_to_criteria(self.state.criteria, r, parent=None) File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_vendor\resolvelib\resolvers.py", line 172, in _add_to_criteria if not criterion.candidates: File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_vendor\resolvelib\structs.py", line 151, in __bool__ return bool(self._sequence) File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_internal\resolution\resolvelib\found_candidates.py", line 140, in __bool__ return any(self) File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_internal\resolution\resolvelib\found_candidates.py", line 128, in <genexpr> return (c for c in iterator if id(c) not in self._incompatible_ids) File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_internal\resolution\resolvelib\found_candidates.py", line 29, in _iter_built for version, func in infos: File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_internal\resolution\resolvelib\factory.py", line 275, in iter_index_candidate_infos hashes=hashes, File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_internal\index\package_finder.py", line 851, in find_best_candidate candidates = self.find_all_candidates(project_name) File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_internal\index\package_finder.py", line 798, in find_all_candidates page_candidates = list(page_candidates_it) File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_internal\index\sources.py", line 134, in page_candidates yield from self._candidates_from_page(self._link) File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_internal\index\package_finder.py", line 758, in process_project_url html_page = self._link_collector.fetch_page(project_url) File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_internal\index\collector.py", line 490, in fetch_page return _get_html_page(location, session=self.session) File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_internal\index\collector.py", line 400, in _get_html_page resp = _get_html_response(url, session=session) File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_internal\index\collector.py", line 132, in _get_html_response "Cache-Control": "max-age=0", File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_vendor\requests\sessions.py", line 555, in get return self.request('GET', url, **kwargs) File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_internal\network\session.py", line 454, in request return super().request(method, url, *args, **kwargs) File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_vendor\requests\sessions.py", line 542, in request resp = self.send(prep, **send_kwargs) File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_vendor\requests\sessions.py", line 655, in send r = adapter.send(request, **kwargs) File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_vendor\cachecontrol\adapter.py", line 53, in send resp = super(CacheControlAdapter, self).send(request, **kw) File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_vendor\requests\adapters.py", line 449, in send timeout=timeout File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_vendor\urllib3\connectionpool.py", line 696, in urlopen self._prepare_proxy(conn) File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_vendor\urllib3\connectionpool.py", line 964, in _prepare_proxy conn.connect() File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_vendor\urllib3\connection.py", line 359, in connect conn = self._connect_tls_proxy(hostname, conn) File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_vendor\urllib3\connection.py", line 506, in _connect_tls_proxy ssl_context=ssl_context, File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_vendor\urllib3\util\ssl_.py", line 453, in ssl_wrap_socket ssl_sock = _ssl_wrap_socket_impl(sock, context, tls_in_tls) File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\site-packages\pip\_vendor\urllib3\util\ssl_.py", line 495, in _ssl_wrap_socket_impl return ssl_context.wrap_socket(sock) File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\ssl.py", line 407, in wrap_socket _context=self, _session=session) File "D:\Users\Tx123\anaconda3\envs\pytorch\lib\ssl.py", line 773, in __init__ raise ValueError("check_hostname requires server_hostname") ValueError: check_hostname requires server_hostname
09-09
### 解决 `ValueError: check_hostname requires server_hostname` 问题 此错误通常和网络连接、SSL验证或者代理设置有关。可尝试以下解决办法： - **检查网络连接**：保证网络连接稳定，可尝试访问其他网站来确认...
D:\Program Files\Pycharm\python_code\my_app\test - 副本.py:12: DeprecationWarning: ssl.OP_NO_SSL*/ssl.OP_NO_TLS* options are deprecated context.options |= ssl.OP_NO_TLSv1 D:\Program Files\Pycharm\python_code\my_app\test - 副本.py:13: DeprecationWarning: ssl.OP_NO_SSL*/ssl.OP_NO_TLS* options are deprecated context.options |= ssl.OP_NO_TLSv1_1 Traceback (most recent call last): File "D:\Program Files\Pycharm\python_code\my_app\test - 副本.py", line 25, in <module> response2 = session.post( soa_url_token, ...<7 lines>... timeout=10 ) File "D:\Program Files\Python\Lib\site-packages\requests\sessions.py", line 635, in post return self.request("POST", url, data=data, json=json, **kwargs) ~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "D:\Program Files\Python\Lib\site-packages\requests\sessions.py", line 587, in request resp = self.send(prep, **send_kwargs) File "D:\Program Files\Python\Lib\site-packages\requests\sessions.py", line 701, in send r = adapter.send(request, **kwargs) File "D:\Program Files\Python\Lib\site-packages\requests\adapters.py", line 487, in send resp = conn.urlopen( method=request.method, ...<9 lines>... chunked=chunked, ) File "D:\Program Files\Python\Lib\site-packages\urllib3\connectionpool.py", line 699, in urlopen httplib_response = self._make_request( conn, ...<5 lines>... chunked=chunked, ) File "D:\Program Files\Python\Lib\site-packages\urllib3\connectionpool.py", line 382, in _make_request self._validate_conn(conn) ~~~~~~~~~~~~~~~~~~~^^^^^^ File "D:\Program Files\Python\Lib\site-packages\urllib3\connectionpool.py", line 1010, in _validate_conn conn.connect() ~~~~~~~~~~~~^^ File "D:\Program Files\Python\Lib\site-packages\urllib3\connection.py", line 411, in connect self.sock = ssl_wrap_socket( ~~~~~~~~~~~~~~~^ sock=conn, ^^^^^^^^^^ ...<8 lines>... tls_in_tls=tls_in_tls, ^^^^^^^^^^^^^^^^^^^^^^ ) ^ File "D:\Program Files\Python\Lib\site-packages\urllib3\util\ssl_.py", line 453, in ssl_wrap_socket ssl_sock = _ssl_wrap_socket_impl(sock, context, tls_in_tls) File "D:\Program Files\Python\Lib\site-packages\urllib3\util\ssl_.py", line 495, in _ssl_wrap_socket_impl return ssl_context.wrap_socket(sock) ~~~~~~~~~~~~~~~~~~~~~~~^^^^^^ File "D:\Program Files\Python\Lib\ssl.py", line 455, in wrap_socket return self.sslsocket_class._create( ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^ sock=sock, ^^^^^^^^^^ ...<5 lines>... session=session ^^^^^^^^^^^^^^^ ) ^ File "D:\Program Files\Python\Lib\ssl.py", line 1004, in _create raise ValueError("check_hostname requires server_hostname") ValueError: check_hostname requires server_hostname
08-09
### 解决 `ValueError: check_hostname requires server_hostname` 该错误通常出现在使用自定义 `SSLContext` 时，未设置 `server_hostname` 导致 `check_hostname` 验证失败。为避免此错误，应在创建 `SSLContext`...
Exception: Traceback (most recent call last): File "/Library/Python/2.7/site-packages/pip-9.0.1-py
WangFei
11-29 4万+
Exception: Traceback (most recent call last):   File "/Library/Python/2.7/site-packages/pip-9.0.1-py2.7.egg/pip/basecommand.py", line 215, in main     status = self.run(options, args)   Fi
pip install 报错问题解决
热门推荐
icepoint的博客
08-09 4万+
pip install 报错问题解决有时在用pip install命令安装python库时出现红字报错1.报错：ReadTimeoutError: HTTPSConnectionPool(host=’pypi.python.org’, port=443): Read timed out.Downloading xgboost-0.6a2.tar.gz (1.2MB) 48% |███████
pythonpip常见错误,安装时出现Pip错误
weixin_35012431的博客
03-25 926
每当我试图在get中安装pip时-点对点脚本，它只是给我错误。以管理员身份运行cmd，已重新安装python。。在我使用的是python2.7.9Exception:Traceback (most recent call last):File "c:\users\alex temporõr\appdata\local\temp\tmp13p7cp\pip.zip\pip\basecommand.p...
python3.6安装pip3_python3.6.3 安装aiohttp 报错（已经正确安装pip!!）
weixin_39967938的博客
11-23 431
问题：我已经安装好pip文件，但是在 pip3.6 install aiohttp 时报错！~环境配置:python版本：3.6.4pip版本：9.0.1错误代码：Exception:Traceback (most recent call last):File "c:\python36\lib\site-packages\pip\basecommand.py", line 215, in main...
python更新pip3失败_python pip安装更新失败的问题
weixin_39760689的博客
12-08 697
C:\Windows\system32>python -m pip install --upgrade pipWARNING: Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after connection broken by 'ReadTimeoutError("HTTPSCon...
windows电脑pip安装报错的最终解决方案。
zhaojiafu的博客
09-04 3449
文章目录一、问题：二、几个小点1、windows卸载pip2、更新pip3、安装pip三、解决其他模块的安装问题： 一、问题： 今天不知道怎么了，我使用pip安装各种模块，都报错，始终没有解决，没有办法，把pip重新卸载安装了好几个版本，还是不行。 现在这个是最后一个pip版本的报错，实在弄了太久了，找到一个python安装解压包安装的方法。 C:\>pip install httpheader Collecting httpheader Using cached httpheader-1.1.t
python3.5切换为python3.9后,执行pip3 install numpy报错
jiaostyle的专栏
09-15 2904
一.问题描述: 将Python3.5更新为python3.9后,原来安装的PIP3和python3.9都已经切换过来了,也是存在的,软链接也设置好了,但是在pip3安装时包时,会出现报警,如下: joes@joes:~$ pip3 install numpy Defaulting to user installation because normal site-packages is not writeable ERROR: Exception: Traceback (most recen...
安装python的Flask报错了C:\Users\93849＞pip install FlaskERROR: Exception:
qq_33192454的博客
07-09 1599
如果这些方法仍然无法解决问题，建议联系你的网络管理员，或者尝试在不同的设备或网络环境下进行安装。如果上述方法仍然无法解决问题，可能是你的网络环境或计算机设置的问题，建议检查网络配置、SSL 证书、代理等。如果这些方法仍然无法解决问题，建议检查你的网络配置、SSL证书、代理等，或者尝试在不同的网络环境中重试。: 考虑更新或升级你的Python版本到最新稳定版本，因为较新的Python版本可能会解决一些SSL问题。: 如果你在公司网络内部或使用了代理，确保你的代理设置是正确的。选项设置为公司的代理地址。
代码出错 img = data_transform(img) File “C:\Users\Administrator\AppData\Local\Programs\Python\Python39
qq_55433305的博客
03-10 2186
代码出错 img = data_transform(img) File "C:\Users\Administrator\AppData\Local\Programs\Python\Python39，解决修改补全对应代码，img = Image.open(image_path).convert('RGB')
python安装库报错：ERROR: Exception: Traceback (most recent call last): File "C:\Users\XINYA\AppData\Local\Programs\Python\Python38\lib\site-packages\pip\_internal\cli\base_command.py", line 188, in main status = self.run(options, args)
最新发布
12-04
当Python安装库出现 `ERROR: Exception: Traceback (most recent call last): File "C:\Users\XINYA\AppData\Local\Programs\Python\Python38\lib\site-packages\pip\_internal\cli\base_command.py", line 188, in main status = self.run(options, args)` 这类错误时，可尝试以下解决办法： ### 1. 检查网络连接 网络问题可能导致pip无法正常从Python Package Index（PyPI）下载库。可以尝试访问其他网站，确认网络是否正常。若网络不稳定，可尝试切换网络环境。 ### 2. 更新pip 旧版本的pip可能存在一些兼容性问题，更新到最新版本可以解决部分问题。在命令行中运行以下命令更新pip： ```bash python -m pip install --upgrade pip ``` ### 3. 使用国内镜像源 国内访问PyPI可能较慢或不稳定，使用国内镜像源可以加快下载速度。常见的国内镜像源有清华大学、阿里云等。以清华大学镜像源为例，安装库时使用以下命令： ```bash pip install -i https://pypi.tuna.tsinghua.edu.cn/simple 库名称 ``` 还可以将镜像源设置为默认，避免每次都手动指定。在用户目录下创建或修改 `pip/pip.ini`（Windows）或 `~/.pip/pip.conf`（Linux/Mac）文件，添加以下内容： ```ini [global] index-url = https://pypi.tuna.tsinghua.edu.cn/simple ``` ### 4. 检查Python和pip版本兼容性 确保使用的Python版本和pip版本相互兼容。某些库可能对Python版本有特定要求，不兼容的版本可能导致安装失败。可以尝试升级或降级Python版本，然后重新安装pip。 ### 5. 检查磁盘空间 磁盘空间不足也可能导致安装失败。确保磁盘有足够的空间来下载和安装库。可以清理磁盘上不必要的文件，释放空间。 ### 6. 管理员权限运行 在Windows上，以管理员身份运行命令提示符；在Linux或Mac上，使用 `sudo` 命令。例如： ```bash sudo pip install 库名称 ``` ### 7. 检查库依赖 某些库可能依赖于其他库或系统组件，确保这些依赖项已经安装。查看库的官方文档，了解其依赖要求。 ### 8. 清除缓存 清除pip的缓存可以解决一些由于缓存文件损坏导致的问题。运行以下命令清除缓存： ```bash pip cache purge ```
评论 8
添加红包

请填写红包祝福语或标题

个

红包个数最小为10个

元

红包金额最低5元

当前余额3.43元 前往充值 >
需支付：10.00元
成就一亿技术人!
领取后你会自动成为博主和红包主的粉丝 规则
hope_wisdom
发出的红包

打赏作者

昊虹AI笔记

你的鼓励将是我创作的最大动力

¥1 ¥2 ¥4 ¥6 ¥10 ¥20
扫码支付：¥1
获取中
扫码支付

您的余额不足，请更换扫码支付或充值

打赏作者

实付元
使用余额支付
点击重新获取
扫码支付
钱包余额 0

抵扣说明：

1.余额是钱包充值的虚拟货币，按照1:1的比例进行支付金额的抵扣。
2.余额无法直接购买下载，可以购买VIP、付费专栏及课程。

余额充值