There's a not-so-hidden danger when using Python that you need to be prepared to deal with. All modern software development languages are modular, which means developers can break larger sections of ...
# typing モジュールからCallableをインポート from typing import Callable # 関数を引数に取る関数 # callback の型: 引数(int, int)、戻り値int の関数 def apply_operation( a: int, b: int, callback: Callable[[int, int], int] ) -> int: # ...