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Updated with_id to raise Error if used with a filter.

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Closes #365
This commit is contained in:
Ross Lawley 2011-12-02 07:11:06 -08:00
commit e9d7353294
4 changed files with 11 additions and 1 deletions
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8
mongoengine/queryset.py
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@ -858,10 +858,16 @@ class QuerySet(object):
return return_one and results[0] or results
def with_id(self, object_id):
"""Retrieve the object matching the id provided.
"""Retrieve the object matching the id provided. Uses `object_id` only
and raises InvalidQueryError if a filter has been applied.
:param object_id: the value for the id of the document to look up
.. versionchanged:: 0.6 Raises InvalidQueryError if filter has been set
"""
if not self._query_obj.empty:
raise InvalidQueryError("Cannot use a filter whilst using `with_id`")
return self._document.objects(pk=object_id).first()
def in_bulk(self, object_ids):