def friendship_followers(self, user_id=None, user_name=None,<EOL>page=<NUM_LIT:1>, count=<NUM_LIT:20>):
url = '<STR_LIT>'<EOL>data = {<EOL>'<STR_LIT>': self.client_id,<EOL>'<STR_LIT>': page,<EOL>'<STR_LIT:count>': count,<EOL>'<STR_LIT>': user_id,<EOL>'<STR_LIT>': user_name<EOL>}<EOL>data = remove_none_value(data)<EOL>r = requests.post(url, data=data)<EOL>check_error(r)<EOL>return r.json()<EOL>
doc: http://open.youku.com/docs/doc?id=27