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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 handle(self, args):
 """ Greet each person by name. """

        salutation = {
            'french': 'Bonjour',
            'spanish': 'Hola',
            'english': 'Hello',
        }[args.lang.lower()]

        output = []
        for name in args.name:
            output.append("{} {}!".format(salutation, name))
        return "\n".join(output)