関連ワード:  python check if a string is in a file    python check if a string is a file path    python check if a string exists in a file    python check if string is a filename    python search for a string in a file    python check if string is in text file    python check if string is file or directory    python check if string is a valid file path    python check if string is a valid filename    python check if string has file extension  
結果 : python check if a string is in a file