関連ワード:  string contains python case insensitive    string find python case insensitive    python string contains substring case insensitive    python if string contains case insensitive    python string contains word case insensitive    python check if string contains case insensitive    python list contains string case insensitive    python check if string contains substring case insensitive    python check if list contains string case insensitive    python string in list case insensitive  
結果 : string contains python case insensitive