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fix object reload with shard_key in meta

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Dmitry Balabanov 2012-08-30 14:20:53 +04:00
commit d79ae30f31
1 changed files with 1 additions and 1 deletions
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mongoengine/base.py
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@ -840,7 +840,7 @@ class BaseDocument(object):
if hasattr(self, '_changed_fields'):
self._mark_as_changed(name)
if not self._created and name in self._meta.get('shard_key', tuple()):
if not self._created and name in self._meta.get('shard_key', tuple()) and self._data[name] != value:
from queryset import OperationError
raise OperationError("Shard Keys are immutable. Tried to update %s" % name)