def _find_one_after_last_labeled_index(self):
        body_index = 0
        while self.bodies[body_index].segment_id in self.state.body_labels:
            body_index += 1
        return body_index
def step_impl(context):
    data = json.loads(context.text)
    receiver_name = re.match(r"\<(\w+)'s id\>", data['receiver']).group(1)
    data['receiver'] = context.users[receiver_name]['id']
    context.request.add_data(data)