def METHOD_NAME(self, arg0, arg1, templater=None, debug=False):
    """
    execute transformation with {0} and {1}
    where {0} is the file to transform
    and {1} is the result file
    """
    if os.path.exists(arg1):
        msg = f'transformation \"{self.key}\": destination exists: {arg1}'
        self.log.warn(msg)
        return False
    if not self.args:
        self.args = []
    self.args.insert(0, arg1)
    self.args.insert(0, arg0)
    return self.execute(templater=templater, debug=debug)