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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 translate(self, instr):
 """Return the SMT representation of a REIL instruction. """

        try:
            translator = self._instr_translators[instr.mnemonic]

            return translator(*instr.operands)
        except Exception:
            logger.error("Failed to translate instruction: %s", instr, exc_info=True)

            raise