diff options
| -rw-r--r-- | Doc/library/functools.rst | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/Doc/library/functools.rst b/Doc/library/functools.rst index 40f43f8..f736eb0 100644 --- a/Doc/library/functools.rst +++ b/Doc/library/functools.rst @@ -226,8 +226,9 @@ The :mod:`functools` module defines the following functions: In general, the LRU cache should only be used when you want to reuse previously computed values. Accordingly, it doesn't make sense to cache - functions with side-effects, functions that need to create distinct mutable - objects on each call, or impure functions such as time() or random(). + functions with side-effects, functions that need to create + distinct mutable objects on each call (such as generators and async functions), + or impure functions such as time() or random(). Example of an LRU cache for static web content:: |