関連ワード:  python check if string contains same characters    python check if string has duplicate characters    python check if string contains characters    python check if string contains characters other than    python check if string contains characters from list    python check if string contains characters not in list    python check if string contains special characters    python check if string contains specific characters    python check if string contains alphanumeric characters    python check if string contains unicode characters  
結果 : python check if string contains same characters