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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def detect(byte_str):
 """ Detect the encoding of the given byte string. :param byte_str: The byte sequence to examine. :type byte_str: ``bytes`` or ``bytearray`` """

    if not isinstance(byte_str, bytearray):
        if not isinstance(byte_str, bytes):
            raise TypeError('Expected object of type bytes or bytearray, got: '
                            '{0}'.format(type(byte_str)))
        else:
            byte_str = bytearray(byte_str)
    detector = UniversalDetector()
    detector.feed(byte_str)
    return detector.close()