':calls: `GET /teams/:id/members/:user <http://developer.github.com/v3/orgs/teams>`_
:param member: :class:`github.NamedUser.NamedUser`
:rtype: bool'

def has_in_members(self, member):

    assert isinstance(member, github.NamedUser.NamedUser), member
    (status, headers, data) = self._requester.requestJson('GET', ((self.url + '/members/') + member._identity))
    return (status == 204)
