def news(request):
# cache is like a database
cache = caches('redis_backend')
result = cache.get('news')
if result:
return HttpResponse(result)
news_list = []
for i in range(10):
news_list.append("recently trade war %d" % i)
sleep(5)
data = {'news_list': news_list}
response = render(request, 'news.html', context=locals())
cache.set('news', response.content, timeout=30)
return response
def set_cached_choices(self, choices):
if not self.cache_config['enabled']:
return
c = caches(self.cache_config['cache'])
return c.set(self.cache_config['key'] % self.field_path, choices)
def get_cached_choices(self):
if not self.cache_config['enabled']:
return None
c = caches(self.cache_config['cache'])
return c.get(self.cache_config['key'] % self.field_path)
from django import template
from django.conf import settings
try:
from django.core.cache import caches
except ImportError:
from django.core.cache import get_cache as caches
if caches.__module__.startswith('debug_toolbar'):
try:
from debug_toolbar.panels.cache import base_get_cache as caches
except ImportError:
from debug_toolbar.panels.cache import get_cache as caches
get_cache = lambda cache_name: caches(cache_name) if hasattr(
caches, '__call__') else caches[cache_name]
logger = logging.getLogger(__name__)
register = template.Library()
@register.simple_tag(takes_context=True)
def get_cache_stats(context):
"""
Reads the cache stats out of the memcached cache backend. Returns `None`
if no cache stats supported.
"""
cache_stats = []
for cache_backend_nm, cache_backend_attrs in six.iteritems(
settings.CACHES):
try:
def get_cache(cache_name):
if hasattr(caches, '__call__'):
return caches(cache_name)
return caches[cache_name]
def __init__(self):
self.cache = caches(SSO_SETTING_CACHE)
def set_cached_choices(self,choices):
if not self.cache_config['enabled']:
return
c = caches(self.cache_config['cache'])
return c.set(self.cache_config['key']%self.field_path,choices)
def get_cached_choices(self):
if not self.cache_config['enabled']:
return None
c = caches(self.cache_config['cache'])
return c.get(self.cache_config['key']%self.field_path)
def get_cache(cache_name):
if hasattr(caches, '__call__'):
return caches(cache_name)
return caches[cache_name]
def set_cached_choices(self, choices):
if not self.cache_config["enabled"]:
return
c = caches(self.cache_config["cache"])
return c.set(self.cache_config["key"] % self.field_path, choices)
def get_cached_choices(self):
if not self.cache_config["enabled"]:
return None
c = caches(self.cache_config["cache"])
return c.get(self.cache_config["key"] % self.field_path)
from django import template
from django.conf import settings
try:
from django.core.cache import caches
except:
from django.core.cache import get_cache as caches
if caches.__module__.startswith('debug_toolbar'):
from debug_toolbar.panels.cache import original_get_cache as caches
get_cache = lambda cache_name: caches(cache_name) if hasattr(caches, '__call__') else caches[cache_name]
register = template.Library()
class CacheStats(template.Node):
"""
Reads the cache stats out of the memcached cache backend. Returns `None`
if no cache stats supported.
"""
def render(self, context):
cache_stats = []
for cache_backend_nm, cache_backend_attrs in settings.CACHES.iteritems():
try:
cache_backend = get_cache(cache_backend_nm)
this_backend_stats = cache_backend._cache.get_stats()
# returns list of (name, stats) tuples
for server_name, server_stats in this_backend_stats:
cache_stats.append(("%s: %s" % (
cache_backend_nm, server_name), server_stats))
except AttributeError: # this backend probably doesn't support that
continue
context['cache_stats'] = cache_stats
def set_cached_choices(self, choices):
if not self.cache_config["enabled"]:
return
c = caches(self.cache_config["cache"])
return c.set(self.cache_config["key"] % self.field_path, choices)
def get_cached_choices(self):
if not self.cache_config["enabled"]:
return None
c = caches(self.cache_config["cache"])
return c.get(self.cache_config["key"] % self.field_path)
