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Code Issues 32 Releases Wiki Activity

Made negative indexing on QuerySet instances raise an assertion error (previously

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it just returned incorrect results).


git-svn-id: http://code.djangoproject.com/svn/django/trunk@2992 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Luke Plant
2006-05-26 18:41:03 +00:00
parent b63157c616
commit 0c8ac0972c
2 changed files with 13 additions and 0 deletions
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3
django/db/models/query.py
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@@ -95,6 +95,9 @@ class QuerySet(object):
def __getitem__(self, k):
"Retrieve an item or slice from the set of results."
assert (not isinstance(k, slice) and (k >= 0)) \
or (isinstance(k, slice) and (k.start is None or k.start >= 0) and (k.stop is None or k.stop >= 0)), \
"Negative indexing is not supported."
if self._result_cache is None:
if isinstance(k, slice):
# Offset: