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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 clean_bytes(line):
 """ Cleans a byte sequence of shell directives and decodes it. """


        text = line.decode('utf-8').replace('\r', '').strip('\n')
        return re.sub(r'\x1b[^m]*m', '', text).replace("``", "`\u200b`").strip('\n')