@@ -17,9 +17,30 @@ 17 17 18 18 class SubscriptableBaseModel(BaseModel): 19 19 def __getitem__(self, key: str) -> Any:20 - return getattr(self, key) 20 + """ 21 + >>> msg = Message(role='user') 22 + >>> msg['role'] 23 + 'user' ...
python 'NoneType' object has no attribute '_root' AttributeError: ‘NoneType’ object has no attribute ‘_root’ 在获取tkinter Entry()出现错误,print控件的type也显示为<class ‘NoneType’> 最后,经网上搜索,发现是在定义时同时布局,虽然布局没有问题, 但导致无法定义。最后......
File "C:\Python34\lib\socketserver.py", line 344, in finish_request self.RequestHandlerClass(request, client_address, self) File "C:\Python34\lib\socketserver.py", line 673, in __init__ self.handle() File "C:\Python34\lib\wsgiref\simple_server.py", line 133, in handle handler.run...
File "C:\Python34\lib\socketserver.py", line 331, in process_request self.finish_request(request, client_address) File "C:\Python34\lib\socketserver.py", line 344, in finish_request self.RequestHandlerClass(request, client_address, self) File "C:\Python34\lib\socketserver.py", line 673...
old-style-class, no-init, len-as-condition, unneeded-not, no-self-use, multiple-imports, no-else-return, logging-not-lazy, fixme, redefined-outer-name, unused-variable, unsubscriptable-object, expression-not-assigned, too-many-boolean-expressions, consider-using-ternary, invalid-unary-operand-...