関連ワード:  python access first character of string    python read first character of string    python get first character of string in column    get first character of string in list python    python get only first character of string    python get first n character of string    python get first character of each string in list    python pandas get first character of string    python get first 3 character of string    python get first 2 character of string  
結果 : python access first character of string