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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 __execute_jcc(self, instr):
 """Execute JCC instruction. """

        op0_val = self.read_operand(instr.operands[0])  # Branch condition.
        op2_val = self.read_operand(instr.operands[2])  # Target address.

        return op2_val if op0_val != 0 else None