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Do not use copy to copy models

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Raphael Michel
2018-08-07 16:52:54 +02:00
parent 5e4f45826e
commit 9f2ecb67d4
1 changed files with 2 additions and 2 deletions
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4
src/pretix/helpers/models.py
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@@ -13,11 +13,11 @@ class Thumbnail(models.Model):
def modelcopy(obj: models.Model): def modelcopy(obj: models.Model):
n = copy.copy(obj) n = obj.__class__()
for f in obj._meta.fields: for f in obj._meta.fields:
val = getattr(obj, f.name) val = getattr(obj, f.name)
if isinstance(val, models.Model): if isinstance(val, models.Model):
setattr(n, f.name, val) setattr(n, f.name, copy.copy(val))
else: else:
setattr(n, f.name, copy.deepcopy(val)) setattr(n, f.name, copy.deepcopy(val))
return n return n