Gather identifying information about a user via an authorized token.

        :Parameters:
            access_token : `AccessToken`
                A token representing an authorized user.  Obtained from
                `complete()`.
            leeway : `int` | `float`
                The number of seconds of leeway to account for when examining a
                tokens "issued at" timestamp.

        :Returns:
            A dictionary containing identity information.

def identify(self, access_token, leeway=10.0):
        """
        Gather identifying information about a user via an authorized token.

        :Parameters:
            access_token : `AccessToken`
                A token representing an authorized user.  Obtained from
                `complete()`.
            leeway : `int` | `float`
                The number of seconds of leeway to account for when examining a
                tokens "issued at" timestamp.

        :Returns:
            A dictionary containing identity information.
        """
        return identify(self.mw_uri, self.consumer_token, access_token,
                        leeway=leeway, user_agent=self.user_agent)