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| author | Tim Graham <timograham@gmail.com> | 2012-09-21 04:07:26 -0700 |
|---|---|---|
| committer | Tim Graham <timograham@gmail.com> | 2012-09-21 04:07:26 -0700 |
| commit | e758ecc628bb1d8960d0a59a140a43d7103e89e4 (patch) | |
| tree | c571e472282b4442c5ecdbd17373e385ffe694fc | |
| parent | 837425b425c2d58596f3ed04a7ed79541279ee7e (diff) | |
| parent | 2315f1a2ee4e83f7514f20302cdac4782b63751a (diff) | |
Merge pull request #386 from clelland/ticket_15269
Fixed #15269 - Added documentation for get_caches function
| -rw-r--r-- | docs/topics/cache.txt | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/docs/topics/cache.txt b/docs/topics/cache.txt index 77d2de7fe0..e80ac85bd8 100644 --- a/docs/topics/cache.txt +++ b/docs/topics/cache.txt @@ -663,12 +663,27 @@ dictionaries, lists of model objects, and so forth. (Most common Python objects can be pickled; refer to the Python documentation for more information about pickling.) +Accessing the cache +------------------- + The cache module, ``django.core.cache``, has a ``cache`` object that's automatically created from the ``'default'`` entry in the :setting:`CACHES` setting:: >>> from django.core.cache import cache +If you have multiple caches defined in :setting:`CACHES`, then you can use +:func:`django.core.cache.get_cache` to retrieve a cache object for any key:: + + >>> from django.core.cache import get_cache + >>> cache = get_cache('alternate') + +If the named key does not exist, :exc:`InvalidCacheBackendError` will be raised. + + +Basic usage +----------- + The basic interface is ``set(key, value, timeout)`` and ``get(key)``:: >>> cache.set('my_key', 'hello, world!', 30) @@ -676,7 +691,7 @@ The basic interface is ``set(key, value, timeout)`` and ``get(key)``:: 'hello, world!' The ``timeout`` argument is optional and defaults to the ``timeout`` -argument of the ``'default'`` backend in :setting:`CACHES` setting +argument of the appropriate backend in the :setting:`CACHES` setting (explained above). It's the number of seconds the value should be stored in the cache. |
