http.py 文件源码

def __init__(self, method, url,
                 data=None,
                 params=None,
                 headers=None,
                 app_name=''):
        self.method = method
        self.url = url
        self.data = _convert_request_body(data)
        self.params = params or {}

        if not isinstance(headers, CaseInsensitiveDict):
            self.headers = CaseInsensitiveDict(headers)
        else:
            self.headers = headers

        # tell requests not to add 'Accept-Encoding: gzip, deflate' by default
        if 'Accept-Encoding' not in self.headers:
            self.headers['Accept-Encoding'] = None

        if 'User-Agent' not in self.headers:
            if app_name:
                self.headers['User-Agent'] = _USER_AGENT + '/' + app_name
            else:
                self.headers['User-Agent'] = _USER_AGENT