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pirate/atomic_save.py

Created August 3, 2016 20:22
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atomic_save.py
def save(self, *args, **kwargs):
if self.id:
on_disk = Game.objects.get(pk=self.id)
if on_disk.modified > self.modified:
raise StaleWriteError('Tried to save outdated Game')
super(Game, self).save(*args, **kwargs)
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