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Consistently move the misses update to just before the user function call (GH-11715)

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Raymond Hettinger 2019-01-31 15:03:38 -08:00 • committed by GitHub
parent dcfcd146f8
commit ffdf1c30ab
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2 changed files with 8 additions and 6 deletions
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6
Lib/functools.py
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@ -541,10 +541,10 @@ def _lru_cache_wrapper(user_function, maxsize, typed, _CacheInfo):
if maxsize == 0:
def wrapper(*args, **kwds):
# No caching -- just a statistics update after a successful call
# No caching -- just a statistics update
nonlocal misses
result = user_function(*args, **kwds)
misses += 1
result = user_function(*args, **kwds)
return result
elif maxsize is None:
@ -557,9 +557,9 @@ def wrapper(*args, **kwds):
if result is not sentinel:
hits += 1
return result
misses += 1
result = user_function(*args, **kwds)
cache[key] = result
misses += 1
return result
else: