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Flatten the lru cache keyword args tuple for better memory utilization.

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This commit is contained in:
Raymond Hettinger 2012-04-29 12:28:02 -07:00
parent 1182351e69
commit 678e7f3be6
1 changed files with 3 additions and 1 deletions
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4
Lib/functools.py
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@ -185,7 +185,9 @@ def lru_cache(maxsize=100, typed=False):
key = args key = args
if kwds: if kwds:
sorted_items = tuple(sorted(kwds.items())) sorted_items = tuple(sorted(kwds.items()))
key += kwd_mark + sorted_items key += kwd_mark
key += tuple(k for k, v in sorted_items)
key += tuple(v for k, v in sorted_items)
if typed: if typed:
key += tuple(type(v) for v in args) key += tuple(type(v) for v in args)
if kwds: if kwds: