def has_in_members(self, member):
assert isinstance(member, github.NamedUser.NamedUser), member<EOL>status, headers, data = self._requester.requestJson(<EOL>"<STR_LIT:GET>",<EOL>self.url + "<STR_LIT>" + member._identity<EOL>)<EOL>if status == <NUM_LIT>:<EOL><INDENT>status, headers, data = self._requester.requestJson(<EOL>"<STR_LIT:GET>",<EOL>headers['<STR_LIT:location>']<EOL>)<EOL><DEDENT>return status == <NUM_LIT><EOL>
:calls: `GET /orgs/:org/members/:user <http://developer.github.com/v3/orgs/members>`_
:param member: :class:`github.NamedUser.NamedUser`
:rtype: bool