<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def forget(self, label_name):
 """ Forget training for label 'label_name' """

        self._bayes.pop(label_name)
        baye_dir = self._get_baye_dir(label_name)
        logger.info("Deleting label training {} : {}".format(
            label_name, baye_dir
        ))
        rm_rf(baye_dir)