'charmap' codec can't decode byte 0x81 in position 282: character maps to <undefined>ù code example
Example 1: UnicodeDecodeError: 'charmap' codec can't decode byte 0x9d in position 340: character maps to
file = open(filename, encoding="utf8")
Example 2: UnicodeDecodeError: 'charmap' codec can't decode byte 0x81 in position 92: character maps to
file = open(filename, encoding="cp437")