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-rw-r--r--Doc/library/functools.rst16
1 files changed, 4 insertions, 12 deletions
diff --git a/Doc/library/functools.rst b/Doc/library/functools.rst
index 29cbc87..40f43f8 100644
--- a/Doc/library/functools.rst
+++ b/Doc/library/functools.rst
@@ -110,18 +110,10 @@ The :mod:`functools` module defines the following functions:
``__slots__`` without including ``__dict__`` as one of the defined slots
(as such classes don't provide a ``__dict__`` attribute at all).
- If a mutable mapping is not available or if space-efficient key sharing
- is desired, an effect similar to :func:`cached_property` can be achieved
- by a stacking :func:`property` on top of :func:`cache`::
-
- class DataSet:
- def __init__(self, sequence_of_numbers):
- self._data = sequence_of_numbers
-
- @property
- @cache
- def stdev(self):
- return statistics.stdev(self._data)
+ If a mutable mapping is not available or if space-efficient key sharing is
+ desired, an effect similar to :func:`cached_property` can also be achieved by
+ stacking :func:`property` on top of :func:`lru_cache`. See
+ :ref:`faq-cache-method-calls` for more details on how this differs from :func:`cached_property`.
.. versionadded:: 3.8