$ print 'Santã claus is a biker'.decode('ascii') # Here I made expressely an error with a letter (ã)
# that can be decoded in UTF-8 but not ASCII (this base 50's character encoding we discussed earlier)
$ Traceback (most recent call last): File "<stdin>", line 1, in <module> UnicodeDecodeError: 'ascii' codec can't decode
byte 0xC3 0xA3 in position 1: ordinal not in range(128) # Note that ã is composed of two bytes :
# `a` with code point `U+0061`, hexadecimal value `0xC3` and the tilde` ◌̃` with code point `U+0303` and hex decimal value `0xA3`
# (Both of these code points belongs to UTF-8 as it was originally coded)
$
$ print 'Santa claus is a biker'.decode('ascii', errors='ignore')
$ Sant claus is a biker
$ print 'Santa claus is a biker'.decode('ascii', errors='replace')
$ S��nt�� cl��us is a biker