def get_signature(self):
        return self.get_signature_list()[0]
Update the parent model on the relationship.
dataset/ETHPy150Open androguard/androguard/androguard/core/bytecodes/apk.py/APK.get_signature--crossover with--dataset/ETHPy150Open sdispater/orator/orator/orm/relations/belongs_to.py/BelongsTo.update