我用flask, connexion and swagger UI. 我用 openapi 定义了我的 apispec。我从 swagger 编辑器创建了 swagger python 服务器存根,你可以在 github 上找到示例项目。当我 deseialize 请求 JSON 数据进行验证时,util.py将被使用,但我有以下错误:错误Traceback (most recent call last): File "C:\Users\kim\AppData\Local\Programs\Python\Python37\lib\site-packages\flask\app.py", line 2447, in wsgi_app response = self.full_dispatch_request() File "C:\Users\kim\AppData\Local\Programs\Python\Python37\lib\site-packages\flask\app.py", line 1952, in full_dispatch_request rv = self.handle_user_exception(e) File "C:\Users\kim\AppData\Local\Programs\Python\Python37\lib\site-packages\flask\app.py", line 1821, in handle_user_exception reraise(exc_type, exc_value, tb) File "C:\Users\kim\AppData\Local\Programs\Python\Python37\lib\site-packages\flask\_compat.py", line 39, in reraise raise value File "C:\Users\kim\AppData\Local\Programs\Python\Python37\lib\site-packages\flask\app.py", line 1950, in full_dispatch_request rv = self.dispatch_request()错误消息说typing模块没有属性“GenericMeta”,我不明白为什么。谁能指出为什么会发生此错误?那是因为typing模块版本错误还是什么?任何可能的想法来摆脱这个错误?任何想法?谢谢
1 回答

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TA贡献1869条经验 获得超4个赞
您可以将代码更改为如下所示:
elif hasattr(klass, '__origin__'):
if klass.__origin__ == list:
return _deserialize_list(data, klass.__args__[0])
if klass.__origin__ == dict:
return _deserialize_dict(data, klass.__args__[1])
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