cannot change request content by using pytest_tavern_beta_before_every_request

[william-best]

tavern 2.11.0

def pytest_tavern_beta_before_every_request(request_args):
    # Add or modify request headers
    logging.info("------before req: {}".format(request_args))
    request_args["headers"] = {'bar': 'bbbbb'}
    request_args['params']['a'] = 8
    logging.info("------req: {}".format(request_args))
    return request_args
def pytest_tavern_beta_after_every_response(expected, response):
    logging.info("------response: {}".format(response.json()))

flask:

@app.route('/get-info', methods=['GET'])
def get_info():
    request_headers = dict(request.headers)
    request_remote_addr = request.remote_addr
    request_args = request.args.to_dict()
    info = {
        'headers': request_headers,
        'remote_addr': request_remote_addr,
        'args': request_args
    }
    return jsonify(info)

Log:

    2024-07-19 11:13:23 [INFO] Running stage : change header (run.py:351)
2024-07-19 11:13:23 [INFO] ------before req: {'method': 'GET', 'url': 'http://127.0.0.1:5005/get-info', 'params': {'a': 1, 'b': 2, 'c': 3}, 'headers': {'foo1': 'aaa bbb'}, 'allow_redirects': False} (conftest.py:6)
2024-07-19 11:13:23 [INFO] ------req: {'method': 'GET', 'url': 'http://127.0.0.1:5005/get-info', 'params': {'a': 8, 'b': 2, 'c': 3}, 'headers': {'bar': 'bbbbb'}, 'allow_redirects': False} (conftest.py:9)
2024-07-19 11:13:23 [DEBUG] Starting new HTTP connection (1): 127.0.0.1:5005 (connectionpool.py:243)
2024-07-19 11:13:23 [DEBUG] http://127.0.0.1:5005 "GET /get-info?a=1&b=2&c=3 HTTP/11" 200 303 (connectionpool.py:546)
2024-07-19 11:13:23 [INFO] Response: '<Response [200]>' (response.py:53)
2024-07-19 11:13:23 [INFO] ------response: {'args': {'a': '1', 'b': '2', 'c': '3'}, 'headers': {'Accept': '*/*', 'Accept-Encoding': 'gzip, deflate', 'Connection': 'keep-alive', 'Foo1': 'aaa bbb', 'Host': '127.0.0.1:5005', 'User-Agent': 'python-requests/2.32.3'}, 'remote_addr': '192.168.65.1'} (conftest.py:13)