Mercurial > cpython-lru_cache-weakref

annotate Lib/test/badsyntax_future8.py @ 87690:66c1c9f32567 default tip

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Add use_weakref option to functools.lru_cache The use_weakref option makes lru_cache create weak references to the function arguments when creating the cache key, which prevents them from staying in the memory forever even after all other references to them are gone. This is a proof of concept for http://bugs.python.org/issue19859
author Radomir Dopieralski <devel@sheep.art.pl>
date Tue, 03 Dec 2013 16:02:48 +0100
parents 4cdf21a0dbbc
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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31184
47eaa38b29cb SF #736962, port test_future to unittest, add a bit more coverage, by Walter Dörwald
Neal Norwitz <nnorwitz@gmail.com>
parents:
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1 """This is a test"""
47eaa38b29cb SF #736962, port test_future to unittest, add a bit more coverage, by Walter Dörwald
Neal Norwitz <nnorwitz@gmail.com>
parents:
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2
47eaa38b29cb SF #736962, port test_future to unittest, add a bit more coverage, by Walter Dörwald
Neal Norwitz <nnorwitz@gmail.com>
parents:
diff changeset
3 from __future__ import *
47eaa38b29cb SF #736962, port test_future to unittest, add a bit more coverage, by Walter Dörwald
Neal Norwitz <nnorwitz@gmail.com>
parents:
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4
47eaa38b29cb SF #736962, port test_future to unittest, add a bit more coverage, by Walter Dörwald
Neal Norwitz <nnorwitz@gmail.com>
parents:
diff changeset
5 def f(x):
47eaa38b29cb SF #736962, port test_future to unittest, add a bit more coverage, by Walter Dörwald
Neal Norwitz <nnorwitz@gmail.com>
parents:
diff changeset
6 def g(y):
47eaa38b29cb SF #736962, port test_future to unittest, add a bit more coverage, by Walter Dörwald
Neal Norwitz <nnorwitz@gmail.com>
parents:
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7 return x + y
47eaa38b29cb SF #736962, port test_future to unittest, add a bit more coverage, by Walter Dörwald
Neal Norwitz <nnorwitz@gmail.com>
parents:
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8 return g
47eaa38b29cb SF #736962, port test_future to unittest, add a bit more coverage, by Walter Dörwald
Neal Norwitz <nnorwitz@gmail.com>
parents:
diff changeset
9
40775
4cdf21a0dbbc Fix most trivially-findable print statements.
Guido van Rossum <guido@python.org>
parents: 31184
diff changeset
10 print(f(2)(4))