Python requests.exceptions.ProxyError: HTTPConnectionPool [WinError 10061] 由于目标计算机积极拒绝，无法连接。

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Traceback (most recent call last):
  File "D:\Anaconda3\lib\site-packages\urllib3\connectionpool.py", line 601, in urlopen
    chunked=chunked)
  File "D:\Anaconda3\lib\site-packages\urllib3\connectionpool.py", line 357, in _make_request
    conn.request(method, url, **httplib_request_kw)
  File "D:\Anaconda3\lib\http\client.py", line 1239, in request
    self._send_request(method, url, body, headers, encode_chunked)
  File "D:\Anaconda3\lib\http\client.py", line 1285, in _send_request
    self.endheaders(body, encode_chunked=encode_chunked)
  File "D:\Anaconda3\lib\http\client.py", line 1234, in endheaders
    self._send_output(message_body, encode_chunked=encode_chunked)
  File "D:\Anaconda3\lib\http\client.py", line 1026, in _send_output
    self.send(msg)
  File "D:\Anaconda3\lib\http\client.py", line 964, in send
    self.connect()
  File "D:\Anaconda3\lib\site-packages\urllib3\connection.py", line 166, in connect
    conn = self._new_conn()
  File "D:\Anaconda3\lib\site-packages\urllib3\connection.py", line 150, in _new_conn
    self, "Failed to establish a new connection: %s" % e)
urllib3.exceptions.NewConnectionError: <urllib3.connection.HTTPConnection object at 0x00000215BD3347B8>: Failed to establish a new connection: [WinError 10061] 由于目标计算机积极拒绝，无法连接。

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "D:\Anaconda3\lib\site-packages\requests\adapters.py", line 445, in send
    timeout=timeout
  File "D:\Anaconda3\lib\site-packages\urllib3\connectionpool.py", line 639, in urlopen
    _stacktrace=sys.exc_info()[2])
  File "D:\Anaconda3\lib\site-packages\urllib3\util\retry.py", line 388, in increment
    raise MaxRetryError(_pool, url, error or ResponseError(cause))
urllib3.exceptions.MaxRetryError: HTTPConnectionPool(host='127.0.0.1', port=1080): Max retries exceeded with url: http://192.168.1.103:7912/ (Caused by ProxyError('Cannot connect to proxy.', NewConnectionError('<urllib3.connection.HTTPConnection object at 0x00000215BD3347B8>: Failed to establish a new connection: [WinError 10061] 由于目标计算机积极拒绝，无法连接。',)))

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "D:\Anaconda3\lib\site-packages\requests\api.py", line 72, in get
    return request('get', url, params=params, **kwargs)
  File "D:\Anaconda3\lib\site-packages\requests\api.py", line 58, in request
    return session.request(method=method, url=url, **kwargs)
  File "D:\Anaconda3\lib\site-packages\requests\sessions.py", line 512, in request
    resp = self.send(prep, **send_kwargs)
  File "D:\Anaconda3\lib\site-packages\requests\sessions.py", line 622, in send
    r = adapter.send(request, **kwargs)
  File "D:\Anaconda3\lib\site-packages\requests\adapters.py", line 507, in send
    raise ProxyError(e, request=request)
requests.exceptions.ProxyError: HTTPConnectionPool(host='127.0.0.1', port=1080): Max retries exceeded with url: http://192.168.1.103:7912/ (Caused by ProxyError('Cannot connect to proxy.', NewConnectionError('<urllib3.connection.HTTPConnection object at 0x00000215BD3347B8>: Failed to establish a new connection: [WinError 10061] 由于目标计算机积极拒绝，无法连接。',)))

关掉代理服务也不行，

原因是全局变量里有个http_proxy变量，删掉重启就可以了。