def save(self):
        tmp_path = self.path + '.tmp'
        with open(tmp_path, 'w') as f:
            f.write(json.dumps(self.body_labels.items()))
        os.rename(tmp_path, self.path)
def step_impl(context, state, code):
    context.response = context.request.send()
    context.response.status_code.should.equal(int(code))