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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 syntax_err(self):
 """Creates a SyntaxError."""

        args = self.args[:2] + (None, None) + self.args[4:]
        err = SyntaxError(self.message(*args))
        err.offset = args[2]
        err.lineno = args[3]
        return err