関連ワード:  how to check upper case in python    how to find upper case in python    how to check lower and upper case in python    how to find upper case letters in python    how to check if a letter is upper case in python    how to check if a character is upper case in python    how to check if uppercase in python    how to check capital letter in python    how to test case in python    how to check if a letter is upper or lower case in python