def get_cache(backend):
from django.core.cache import (get_cache as django_get_cache,
InvalidCacheBackendError)
try:
cache = django_get_cache(backend)
except InvalidCacheBackendError:
cache = django_get_cache('default')
return cache
def get_cache(backend):
from django.core.cache import (
get_cache as django_get_cache, InvalidCacheBackendError)
try:
cache = django_get_cache(backend)
except InvalidCacheBackendError:
cache = django_get_cache('default')
return cache
def __call__(self, backend=None, *args, **kwargs):
"""Returns instance of CacheTagging class."""
backend = backend or DEFAULT_CACHE_ALIAS
key = pickle.dumps((backend, args, kwargs)).encode("base64")
if key not in self._caches:
self._caches[key] = CacheTagging(
django_get_cache(backend, *args, **kwargs)
)
return self._caches[key]
def set_backend(self, new_backend):
from django.core.cache import get_cache as django_get_cache
if isinstance(new_backend, basestring):
new_backend = django_get_cache(new_backend)
self._backend = new_backend
for attr in self._backend_attrs:
try:
delattr(self, attr)
except AttributeError:
pass
def set_backend(self, new_backend):
from django.core.cache import get_cache as django_get_cache
if isinstance(new_backend, basestring):
new_backend = django_get_cache(new_backend)
self._backend = new_backend
for attr in self._backend_attrs:
try:
delattr(self, attr)
except AttributeError:
pass
def __call__(self, backend=None, *args, **kwargs):
"""Returns instance of CacheTagging class."""
backend = backend or DEFAULT_CACHE_ALIAS
key = (backend, args, frozenset(kwargs.items()))
if not hasattr(self._caches, 'caches'):
self._caches.caches = {}
if key not in self._caches.caches:
self._caches.caches['key'] = CacheTagging(
django_get_cache(backend, *args, **kwargs)
)
return self._caches.caches['key']
def __call__(self, backend=None, *args, **kwargs):
"""Returns instance of CacheTagging class."""
backend = backend or DEFAULT_CACHE_ALIAS
key = (backend, args, frozenset(kwargs.items()))
if not hasattr(self._caches, "caches"):
self._caches.caches = {}
if key not in self._caches.caches:
options = getattr(settings, "CACHE_TAGGING", {}).get(backend, {})
delay = options.get("DELAY", None)
nonrepeatable_reads = options.get("NONREPEATABLE_READS", False)
django_backend = options.get("BACKEND", backend)
self._caches.caches["key"] = CacheTagging(
django_get_cache(django_backend, *args, **kwargs), delay, nonrepeatable_reads
)
return self._caches.caches["key"]
def __call__(self, backend=None, *args, **kwargs):
"""Returns instance of CacheTagging class."""
backend = backend or DEFAULT_CACHE_ALIAS
key = (backend, args, frozenset(kwargs.items()))
if not hasattr(self._caches, 'caches'):
self._caches.caches = {}
if key not in self._caches.caches:
options = getattr(settings, 'CACHE_TAGGING', {}).get(backend, {})
delay = options.get('DELAY', None)
nonrepeatable_reads = options.get('NONREPEATABLE_READS', False)
django_backend = options.get('BACKEND', backend)
self._caches.caches['key'] = CacheTagging(
django_get_cache(django_backend, *args, **kwargs), delay,
nonrepeatable_reads)
return self._caches.caches['key']