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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def delete_contacts(self, uid, **kwargs):
 """ Unassign contacts from the specified list. If contacts assign only to the specified list, then delete permanently. Returns True if success. :Example: client.lists.delete_contacts(uid=1901010, contacts="1723812,1239912") :param int uid: The unique id of the List. Required. :param str contacts: Contact ID(s), separated by comma. Required. """

        uri = "%s/%s/contacts" % (self.uri, uid)
        response, instance = self.request("DELETE", uri, data=kwargs)
        return response.status == 204