def post(self, post_id, fields=None, **params):
if fields:<EOL><INDENT>fields = "<STR_LIT:U+002C>".join(fields)<EOL><DEDENT>parameters = {"<STR_LIT>": fields,<EOL>"<STR_LIT>": self.key}<EOL>parameters = self.merge_params(parameters, params)<EOL>return self.api_call('<STR_LIT:%s>' % post_id, parameters)<EOL>
:param post_id:
:param fields:
:param params:
:return: