関連ワード:  python check if something is a number    python check if object is a number    python check if something is not a number    python check if something is a whole number    python check if it's a number    python check if something is integer    python check if object is integer    python check if string is a number    python check if variable is a number    python check if value is a number  
結果 : python check if something is a number