为什么请求会引发此异常“check_hostname需要server_hostname”?
p={
'http':'http://my correct proxy here',
'https':'https://my correct proxy here'
}
self.response=requests.get(url=url,headers=self.headers,timeout=(6,15),proxies=p)
然后它引发异常:
Traceback (most recent call last):
File "C:Usersxyl13509876955DesktopMonitordicks.py", line 61, in send_request
self.response=requests.get(url=url,headers=self.headers,timeout=(6,15),proxies=p)
File "C:Usersxyl13509876955AppDataLocalProgramsPythonPython37libsite-packagesrequestsapi.py", line 76, in get
return request('get', url, params=params, **kwargs)
File "C:Usersxyl13509876955AppDataLocalProgramsPythonPython37libsite-packagesrequestsapi.py", line 61, in request
return session.request(method=method, url=url, **kwargs)
File "C:Usersxyl13509876955AppDataLocalProgramsPythonPython37libsite-packagesrequestssessions.py", line 542, in request
resp = self.send(prep, **send_kwargs)
File "C:Usersxyl13509876955AppDataLocalProgramsPythonPython37libsite-packagesrequestssessions.py", line 655, in send
r = adapter.send(request, **kwargs)
File "C:Usersxyl13509876955AppDataLocalProgramsPythonPython37libsite-packagesrequestsadapters.py", line 449, in send
timeout=timeout
File "C:Usersxyl13509876955AppDataLocalProgramsPythonPython37libsite-packagesurllib3connectionpool.py", line 696, in urlopen
self._prepare_proxy(conn)
File "C:Usersxyl13509876955AppDataLocalProgramsPythonPython37libsite-packagesurllib3connectionpool.py", line 964, in _prepare_proxy
conn.connect()
File "C:Usersxyl13509876955AppDataLocalProgramsPythonPython37libsite-packagesurllib3connection.py", line 359, in connect
conn = self._connect_tls_proxy(hostname, conn)
File "C:Usersxyl13509876955AppDataLocalProgramsPythonPython37libsite-packagesurllib3connection.py", line 506, in _connect_tls_proxy
ssl_context=ssl_context,
File "C:Usersxyl13509876955AppDataLocalProgramsPythonPython37libsite-packagesurllib3utilssl_.py", line 432, in ssl_wrap_socket
ssl_sock = _ssl_wrap_socket_impl(sock, context, tls_in_tls)
File "C:Usersxyl13509876955AppDataLocalProgramsPythonPython37libsite-packagesurllib3utilssl_.py", line 474, in _ssl_wrap_socket_impl
return ssl_context.wrap_socket(sock)
File "C:Usersxyl13509876955AppDataLocalProgramsPythonPython37libssl.py", line 423, in wrap_socket
session=session
File "C:Usersxyl13509876955AppDataLocalProgramsPythonPython37libssl.py", line 827, in _create
raise ValueError("check_hostname requires server_hostname")
ValueError: check_hostname requires server_hostname
请帮我解决问题,最好的方法是向我展示正确的代码。我对这个问题感到非常困惑和沮丧!!
回答
作为解决方法:
pip 安装 urllib3==1.25.11
- Same error when executing "pip install urllib3==1.25.11" ...
回答
据我了解,在新的 urllib3 中,代理的主要架构已更改...可以在这里阅读。这个设置对我有帮助(对于 urllib3=1.26.4)。
一个老
proxy={
'http':'8.88.888.8:8888',
'https':'8.88.888.8:8888'
}
proxy={
'http':'8.88.888.8:8888',
'https':'8.88.888.8:8888'
}
新的
proxy={
'https': 'https://8.88.888.8:8888',
'http': 'http://8.88.888.8:8888',
}
更新
我再次遇到这个问题的请求 2.26.0,但这次它适用于旧模式......
回答
我已经解决了这个问题。这是 urllib3 的一个错误。
您可以使用 pip install urllib3==1.25.8
回答
降级 urllib3 也为我解决了这个问题。虽然我不得不重置代理环境变量:
https_proxy="http://127.0.0.1:<PROXY_PORT>" pip install urllib3==1.25.11
没有它,我会收到以下错误,并且无法降级 urllib3(请参阅SSLError 安装 pip)。
WARNING: Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError(SSLError(1, '[SSL: WRONG_VERSION_NUMBER] wrong version number (_ssl.c:1091)'))': /simple/pip/
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