Mercurial > cpython-lru_cache-weakref

annotate Tools/scripts/lfcr.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 47ffb957921d
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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fcfe324663a6 convert shebang lines: python -> python3
Benjamin Peterson <benjamin@python.org>
parents: 42427
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1 #! /usr/bin/env python3
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728bbeb9e4f9 Utility to replace LF with CRLF in argument files.
Guido van Rossum <guido@python.org>
parents:
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2
728bbeb9e4f9 Utility to replace LF with CRLF in argument files.
Guido van Rossum <guido@python.org>
parents:
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3 "Replace LF with CRLF in argument files. Print names of changed files."
728bbeb9e4f9 Utility to replace LF with CRLF in argument files.
Guido van Rossum <guido@python.org>
parents:
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4
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9876a64c181a Patch by Gerrit Holl:
Guido van Rossum <guido@python.org>
parents: 9102
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5 import sys, re, os
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981fff7363b9 [Patch #1005491 ] use __name__ == '__main__' in scripts
Andrew M. Kuchling <amk@amk.ca>
parents: 29102
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6
981fff7363b9 [Patch #1005491 ] use __name__ == '__main__' in scripts
Andrew M. Kuchling <amk@amk.ca>
parents: 29102
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7 def main():
981fff7363b9 [Patch #1005491 ] use __name__ == '__main__' in scripts
Andrew M. Kuchling <amk@amk.ca>
parents: 29102
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8 for filename in sys.argv[1:]:
981fff7363b9 [Patch #1005491 ] use __name__ == '__main__' in scripts
Andrew M. Kuchling <amk@amk.ca>
parents: 29102
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9 if os.path.isdir(filename):
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46625e6122e9 Convert print statements to function calls in Tools/.
Collin Winter <collinw@gmail.com>
parents: 33074
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10 print(filename, "Directory!")
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981fff7363b9 [Patch #1005491 ] use __name__ == '__main__' in scripts
Andrew M. Kuchling <amk@amk.ca>
parents: 29102
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11 continue
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47ffb957921d Update crlf and lfcr scripts for 3.x bytes semantics (#12032).
Éric Araujo <merwok@netwok.org>
parents: 59522
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12 with open(filename, "rb") as f:
47ffb957921d Update crlf and lfcr scripts for 3.x bytes semantics (#12032).
Éric Araujo <merwok@netwok.org>
parents: 59522
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13 data = f.read()
47ffb957921d Update crlf and lfcr scripts for 3.x bytes semantics (#12032).
Éric Araujo <merwok@netwok.org>
parents: 59522
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14 if b'\0' in data:
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Collin Winter <collinw@gmail.com>
parents: 33074
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15 print(filename, "Binary!")
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981fff7363b9 [Patch #1005491 ] use __name__ == '__main__' in scripts
Andrew M. Kuchling <amk@amk.ca>
parents: 29102
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16 continue
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47ffb957921d Update crlf and lfcr scripts for 3.x bytes semantics (#12032).
Éric Araujo <merwok@netwok.org>
parents: 59522
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17 newdata = re.sub(b"\r?\n", b"\r\n", data)
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981fff7363b9 [Patch #1005491 ] use __name__ == '__main__' in scripts
Andrew M. Kuchling <amk@amk.ca>
parents: 29102
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18 if newdata != data:
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Collin Winter <collinw@gmail.com>
parents: 33074
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19 print(filename)
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47ffb957921d Update crlf and lfcr scripts for 3.x bytes semantics (#12032).
Éric Araujo <merwok@netwok.org>
parents: 59522
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20 with open(filename, "wb") as f:
47ffb957921d Update crlf and lfcr scripts for 3.x bytes semantics (#12032).
Éric Araujo <merwok@netwok.org>
parents: 59522
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21 f.write(newdata)
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981fff7363b9 [Patch #1005491 ] use __name__ == '__main__' in scripts
Andrew M. Kuchling <amk@amk.ca>
parents: 29102
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22
981fff7363b9 [Patch #1005491 ] use __name__ == '__main__' in scripts
Andrew M. Kuchling <amk@amk.ca>
parents: 29102
diff changeset
23 if __name__ == '__main__':
981fff7363b9 [Patch #1005491 ] use __name__ == '__main__' in scripts
Andrew M. Kuchling <amk@amk.ca>
parents: 29102
diff changeset
24 main()