docs: def get_binary_property(value, is_bytes=False):
      """Get `BINARY` property."""
  
      obj = unidata.ascii_binary if is_bytes else unidata.unicode_binary
  
      if value.startswith('^'):
          negated = value[1:]
          value = '^' + unidata.unicode_alias['binary'].get(negated, negated)
      else:
          value = unidata.unicode_alias['binary'].get(value, value)
  
      return obj[value]