connection.py 文件源码

def authorize(self, connection, **kwargs):
        for key in self.headers:
            val = self.headers[key]
            if isinstance(val, unicode):
                self.headers[key] = urllib.quote_plus(val.encode('utf-8'))

        connection._auth_handler.add_auth(self, **kwargs)

        self.headers['User-Agent'] = UserAgent
        # I'm not sure if this is still needed, now that add_auth is
        # setting the content-length for POST requests.
        if 'Content-Length' not in self.headers:
            if 'Transfer-Encoding' not in self.headers or \
                    self.headers['Transfer-Encoding'] != 'chunked':
                self.headers['Content-Length'] = str(len(self.body))