【错误收集】

Traceback (most recent call last):
  File "D:\myProgrom\ev\pythonnwe\Lib\site-packages\flask\app.py", line 1536, in __call__
    return self.wsgi_app(environ, start_response)
           ~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\myProgrom\ev\pythonnwe\Lib\site-packages\flask\app.py", line 1514, in wsgi_app
    response = self.handle_exception(e)
  File "D:\myProgrom\ev\pythonnwe\Lib\site-packages\flask_restful\__init__.py", line 298, in error_router
    return original_handler(e)
  File "D:\myProgrom\ev\pythonnwe\Lib\site-packages\flask_restful\__init__.py", line 295, in error_router
    return self.handle_error(e)
           ~~~~~~~~~~~~~~~~~^^^
  File "D:\myProgrom\ev\pythonnwe\Lib\site-packages\flask_restful\__init__.py", line 310, in handle_error
    _handle_flask_propagate_exceptions_config(current_app, e)
    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^
  File "D:\myProgrom\ev\pythonnwe\Lib\site-packages\flask\app.py", line 1511, in wsgi_app
    response = self.full_dispatch_request()
  File "D:\myProgrom\ev\pythonnwe\Lib\site-packages\flask\app.py", line 919, in full_dispatch_request
    rv = self.handle_user_exception(e)
  File "D:\myProgrom\ev\pythonnwe\Lib\site-packages\flask_restful\__init__.py", line 298, in error_router
    return original_handler(e)
  File "D:\myProgrom\ev\pythonnwe\Lib\site-packages\flask_restful\__init__.py", line 295, in error_router
    return self.handle_error(e)
           ~~~~~~~~~~~~~~~~~^^^
  File "D:\myProgrom\ev\pythonnwe\Lib\site-packages\flask_restful\__init__.py", line 310, in handle_error
    _handle_flask_propagate_exceptions_config(current_app, e)
    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^
  File "D:\myProgrom\ev\pythonnwe\Lib\site-packages\flask\app.py", line 917, in full_dispatch_request
    rv = self.dispatch_request()
  File "D:\myProgrom\ev\pythonnwe\Lib\site-packages\flask\app.py", line 902, in dispatch_request
    return self.ensure_sync(self.view_functions[rule.endpoint])(**view_args)  # type: ignore[no-any-return]
           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^
  File "D:\myProgrom\ev\pythonnwe\Lib\site-packages\flask_restful\__init__.py", line 493, in wrapper
    return self.make_response(data, code, headers=headers)
           ~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\myProgrom\ev\pythonnwe\Lib\site-packages\flask_restful\__init__.py", line 522, in make_response
    resp = self.representations[mediatype](data, *args, **kwargs)
  File "D:\myProgrom\ev\pythonnwe\Lib\site-packages\flask_restful\representations\json.py", line 21, in output_json
    dumped = dumps(data, **settings) + "\n"
             ~~~~~^^^^^^^^^^^^^^^^^^
  File "D:\myProgrom\ev\pythonnwe\Lib\json\__init__.py", line 238, in dumps
    **kw).encode(obj)
          ~~~~~~^^^^^
  File "D:\myProgrom\ev\pythonnwe\Lib\json\encoder.py", line 200, in encode
    chunks = self.iterencode(o, _one_shot=True)
  File "D:\myProgrom\ev\pythonnwe\Lib\json\encoder.py", line 261, in iterencode
    return _iterencode(o, 0)
  File "D:\myProgrom\ev\pythonnwe\Lib\json\encoder.py", line 180, in default
    raise TypeError(f'Object of type {o.__class__.__name__} '
    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
TypeError: Object of type TestCase is not JSON serializable

【错误分析】

传递对象的应该是JSON格式的，但是实际上传递进去的对象是一个TestCase类型的

【解决办法】

将TestCase对象进行json格式化,

【运行结果】

请求信息

后端接受到的信息