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Refs #23919 -- Stopped using django.utils.lru_cache().

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Aymeric Augustin 2017-01-18 21:30:21 +01:00 • committed by Tim Graham
parent 2b281cc35e
commit 3cc5f01d9b
21 changed files with 52 additions and 216 deletions
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4
django/db/models/query_utils.py
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@ -5,12 +5,12 @@ Factored out from django.db.models.query to avoid making the main module very
large and/or so that they can be used by other modules without getting into
circular import difficulties.
"""
import functools
import inspect
from collections import namedtuple
from django.db.models.constants import LOOKUP_SEP
from django.utils import tree
from django.utils.lru_cache import lru_cache
# PathInfo is used when converting lookups (fk__somecol). The contents
# describe the relation in Model terms (model Options and Fields for both
@ -137,7 +137,7 @@ class RegisterLookupMixin(object):
return cls.get_lookups().get(lookup_name, None)
@classmethod
@lru_cache(maxsize=None)
@functools.lru_cache(maxsize=None)
def get_lookups(cls):
class_lookups = [parent.__dict__.get('class_lookups', {}) for parent in inspect.getmro(cls)]
return cls.merge_dicts(class_lookups)