This function takes in display_name of your team and gets the channel listing for that team.
        :param display_name:
        :return:

def get_channel_listing(self):
        """
        This function takes in display_name of your team and gets the channel listing for that team.
        :param display_name:
        :return:
        """
        teams = self.get('/teams')
        for team in teams:
            if team['name'].lower() == self.team:
                channel_listing = self.get('/teams/' + team['id'] + '/channels')
                return channel_listing