25 lines
758 B
Python
25 lines
758 B
Python
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# -*- coding: utf-8 -*-
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from django.db import models
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class SQRLNutManager(models.Manager):
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"""
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Customer :obj:`.models.SQRLNut` model manager.
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"""
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def replace_or_create(self, session_key, **kwargs):
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"""
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This method creates new :obj:`.models.SQRLNut` with given parameters.
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If nut already exists, it removes it before creating new nut.
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Parameters
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----------
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session_key : str
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Key of the session. All nuts with matching session will be removed.
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**kwargs
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Kwargs which will be used to create new :obj:`.models.SQRLNut`
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"""
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self.get_queryset().filter(session_key=session_key).delete()
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return self.create(session_key=session_key, **kwargs)
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