使用facebook graph api，报错如下
一开始以为是https证书验证失败，查了一下午源码，没有看到问题，于是把Python27libsite-packages equestsadapters.py文件的如下位置异常处理注释掉了，看看异常到底从哪来的
def send(self, request, stream=False, timeout=None, verify=True, cert=None, proxies=None): """Sends PreparedRequest object. Returns Response object. :param request: The :class:`PreparedRequest <PreparedRequest>` being sent. :param stream: (optional) Whether to stream the request content. :param timeout: (optional) How long to wait for the server to send data before giving up, as a float, or a :ref:`(connect timeout, read timeout) <timeouts>` tuple. :type timeout: float or tuple or urllib3 Timeout object :param verify: (optional) Either a boolean, in which case it controls whether we verify the server's TLS certificate, or a string, in which case it must be a path to a CA bundle to use :param cert: (optional) Any user-provided SSL certificate to be trusted. :param proxies: (optional) The proxies dictionary to apply to the request. :rtype: requests.Response """ conn = self.get_connection(request.url, proxies) self.cert_verify(conn, request.url, verify, cert) url = self.request_url(request, proxies) self.add_headers(request) chunked = not (request.body is None or 'Content-Length' in request.headers) if isinstance(timeout, tuple): try: connect, read = timeout timeout = TimeoutSauce(connect=connect, read=read) except ValueError as e: # this may raise a string formatting error. err = ("Invalid timeout {0}. Pass a (connect, read) " "timeout tuple, or a single float to set " "both timeouts to the same value".format(timeout)) raise ValueError(err) elif isinstance(timeout, TimeoutSauce): pass else: timeout = TimeoutSauce(connect=timeout, read=timeout) try: if not chunked: resp = conn.urlopen( method=request.method, url=url, body=request.body, headers=request.headers, redirect=False, assert_same_host=False, preload_content=False, decode_content=False, retries=self.max_retries, timeout=timeout ) # Send the request. else: if hasattr(conn, 'proxy_pool'): conn = conn.proxy_pool low_conn = conn._get_conn(timeout=DEFAULT_POOL_TIMEOUT) try: low_conn.putrequest(request.method, url, skip_accept_encoding=True) for header, value in request.headers.items(): low_conn.putheader(header, value) low_conn.endheaders() for i in request.body: low_conn.send(hex(len(i))[2:].encode('utf-8')) low_conn.send(b' ') low_conn.send(i) low_conn.send(b' ') low_conn.send(b'0 ') # Receive the response from the server try: # For Python 2.7+ versions, use buffering of HTTP # responses r = low_conn.getresponse(buffering=True) except TypeError: # For compatibility with Python 2.6 versions and back r = low_conn.getresponse() resp = HTTPResponse.from_httplib( r, pool=conn, connection=low_conn, preload_content=False, decode_content=False ) except: # If we hit any problems here, clean up the connection. # Then, reraise so that we can handle the actual exception. low_conn.close() raise except (ProtocolError, socket.error) as err: raise ConnectionError(err, request=request) except MaxRetryError as e: if isinstance(e.reason, ConnectTimeoutError): # TODO: Remove this in 3.0.0: see #2811 if not isinstance(e.reason, NewConnectionError): raise ConnectTimeout(e, request=request) if isinstance(e.reason, ResponseError): raise RetryError(e, request=request) if isinstance(e.reason, _ProxyError): raise ProxyError(e, request=request) raise ConnectionError(e, request=request) except ClosedPoolError as e: raise ConnectionError(e, request=request) except _ProxyError as e: raise ProxyError(e) # except (_SSLError, _HTTPError) as e: # if isinstance(e, _SSLError): # raise SSLError(e, request=request) # elif isinstance(e, ReadTimeoutError): # raise ReadTimeout(e, request=request) # else: # raise return self.build_response(request, resp)
注释后报错
于是把Python27libsite-packagesurllib3connectionpool.py625到630行注释掉
报错
最后估计是proxy的问题，找了一个墙外的服务器试一下果然好了，不翻墙就办不成事，shit
祝病魔早日战胜方校长