tool_provider.py 文件源码

def __init__(self, consumer_key=None, consumer_secret=None, params=None,
                 launch_url=None, launch_headers=None):

        super(ToolProvider, self).__init__(consumer_key, consumer_secret,
                                           params=params)
        self.outcome_requests = []
        self._last_outcome_request = None
        self.launch_url = launch_url
        self.launch_headers = launch_headers or CaseInsensitiveDict()
        if 'Content-Type' not in self.launch_headers:
            self.launch_headers['Content-Type'] = CONTENT_TYPE_FORM_URLENCODED