Built-in Exceptions

Built-in Exceptions¶ In Python, all exceptions must be instances of a class that derives from BaseException. In a try statement with an except clause that mentions a particular class, that clause also handles any exception classes derived from that class (but not exception classes from which it is derived). Two exception classes that are not related via subclassing are never equivalent, even if th

[somemo]

“ModuleNotFoundError¶ A subclass of ImportError which is raised by import when a module could not be located. It is also raised when None is found in sys.modules. New in version 3.6.”

[buenaarbol]

どのExecptionを継承したらよいか

[plasma0713]

“組み込み例外のクラス階層は以下のとおりです: ”