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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 add_arguments(self, parser):
 """Adds the unlock command arguments to the parser. Args: self (UnlockCommand):
 the ``UnlockCommand`` instance parser (argparse.ArgumentParser):
 the parser to add the arguments to Returns: ``None`` """

        parser.add_argument('name', nargs=1, choices=['kinetis'],
                            help='name of MCU to unlock')
        return self.add_common_arguments(parser, True)