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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 log_accept(self, block_id, vtxindex, opcode, op_data):
 """ Log an accepted operation """

        log.debug("ACCEPT op {} at ({}, {}) ({})".format(opcode, block_id, vtxindex, json.dumps(op_data, sort_keys=True)))