code: def is_light(syll):
      '''Return True if 'syll' is light.'''
      return re.match(r'(^|[^ieaouäöy]+)[ieaouäöy]{1}$', syll, flags=FLAGSf is_light(syll):
      '''Return True if 'syll' is light.'''
      return re.match(r'(^|[^ieaouäöy]+)[ieaouäöy]{1}$', syll, flags=FLAGS)
docs: Return True if 'syll' is light.