在Pycharm中运行终端出现以下错误
Streamlit运行app.py
2022-08-19 20:50:02.531 Uncaught exception
Traceback (most recent call last):
File "e:\project\movies-recommender-system\venv\lib\site-packages\tornado\http1connection.py", line 276, in _read_message
delegate.finish()
File "e:\project\movies-recommender-system\venv\lib\site-packages\tornado\routing.py", line 268, in finish
self.delegate.finish()
File "e:\project\movies-recommender-system\venv\lib\site-packages\tornado\web.py", line 2322, in finish
self.execute()
File "e:\project\movies-recommender-system\venv\lib\site-packages\tornado\web.py", line 2344, in execute
self.handler = self.handler_class(
File "e:\project\movies-recommender-system\venv\lib\site-packages\tornado\websocket.py", line 224, in __init__
super().__init__(application, request, **kwargs)
File "e:\project\movies-recommender-system\venv\lib\site-packages\tornado\web.py", line 215, in __init__
super().__init__()
File "C:\Python39\lib\typing.py", line 1083, in _no_init
raise TypeError('Protocols cannot be instantiated`enter code here`')
TypeError: Protocols cannot be instantiated
我遇到过同样的问题。卸载streamlit并安装版本1.11.0
在终端中输入：
pip uninstall streamlit
pip install streamlit==1.11.0
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