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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 javascript_tag(self, *args):
 """ Convenience tag to output 1 or more javascript tags. :param args: 1 or more javascript file names :return: Script tag(s) containing the asset """

        tags = []

        for arg in args:
            asset_path = self.asset_url_for('{0}.js'.format(arg))
            if asset_path:
                tags.append('<script src="{0}"></script>'.format(asset_path))

        return '\n'.join(tags)