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Title: bpo-33639: use high-performance os.sendfile() in shutil.copy* by giampaolo · Pull Request #7100 · python/cpython · GitHub

Open Graph Title: bpo-33639: use high-performance os.sendfile() in shutil.copy* by giampaolo · Pull Request #7100 · python/cpython

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Commits44 (44)https://github.com/python/cpython/pull/7100/commits
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bpo-33639: use high-performance os.sendfile() in shutil.copy*https://github.com/python/cpython/pull/7100#top
giampaolohttps://github.com/giampaolo
masterhttps://github.com/python/cpython/tree/master
shutil-copyfile-sendfilehttps://github.com/python/cpython/tree/shutil-copyfile-sendfile
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May 24, 2018https://github.com/python/cpython/pull/7100#issue-326275490
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May 22, 2018 14:31https://github.com/python/cpython/pull/7100#commits-pushed-1a72c01
https://github.com/giampaolo
have shutil.copyfileobj use sendfile() if possiblehttps://github.com/python/cpython/pull/7100/commits/1a72c0190af0cf6706be9e1813ece18266844184
1a72c01https://github.com/python/cpython/pull/7100/commits/1a72c0190af0cf6706be9e1813ece18266844184
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refactoring: use ctx managerhttps://github.com/python/cpython/pull/7100/commits/77c4bfae6e33718d4fcb27a055bfd5e1f82a1a56
77c4bfahttps://github.com/python/cpython/pull/7100/commits/77c4bfae6e33718d4fcb27a055bfd5e1f82a1a56
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add test with non-regular file objhttps://github.com/python/cpython/pull/7100/commits/2afa04ac3a42955fb674156d000d543ece032e18
2afa04ahttps://github.com/python/cpython/pull/7100/commits/2afa04ac3a42955fb674156d000d543ece032e18
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emulate case where file size can't be determinedhttps://github.com/python/cpython/pull/7100/commits/542cd17739348dc5f01a45628c8055c7792e7034
542cd17https://github.com/python/cpython/pull/7100/commits/542cd17739348dc5f01a45628c8055c7792e7034
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reference _copyfileobj_sendfile directlyhttps://github.com/python/cpython/pull/7100/commits/3520c6c4a8b86f0bad21189223eb33ac3ee8e868
3520c6chttps://github.com/python/cpython/pull/7100/commits/3520c6c4a8b86f0bad21189223eb33ac3ee8e868
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add test for offset() at certain positionhttps://github.com/python/cpython/pull/7100/commits/050a7222fe5ea76efe5e32389ac6f599a17c4c83
050a722https://github.com/python/cpython/pull/7100/commits/050a7222fe5ea76efe5e32389ac6f599a17c4c83
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add test for empty filehttps://github.com/python/cpython/pull/7100/commits/c1fd38af066bbc9287a714e00b2b4d18857feccf
c1fd38ahttps://github.com/python/cpython/pull/7100/commits/c1fd38af066bbc9287a714e00b2b4d18857feccf
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add test for non regular file dsthttps://github.com/python/cpython/pull/7100/commits/2ab63171f3340a66fcd668a856b858487d522afd
2ab6317https://github.com/python/cpython/pull/7100/commits/2ab63171f3340a66fcd668a856b858487d522afd
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small refactoringhttps://github.com/python/cpython/pull/7100/commits/dacc3b6ddeeb9c3f79abbb956eafd5bdf35700fe
dacc3b6https://github.com/python/cpython/pull/7100/commits/dacc3b6ddeeb9c3f79abbb956eafd5bdf35700fe
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leave copyfileobj() alone in order to not introduce any incompatibilityhttps://github.com/python/cpython/pull/7100/commits/29d5881e78d8040d236e6240caeb1d7427cb544e
29d5881https://github.com/python/cpython/pull/7100/commits/29d5881e78d8040d236e6240caeb1d7427cb544e
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minor refactoringhttps://github.com/python/cpython/pull/7100/commits/114c4dec91206f74ad5b86a63f04cedf969a4b25
114c4dehttps://github.com/python/cpython/pull/7100/commits/114c4dec91206f74ad5b86a63f04cedf969a4b25
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remove old testhttps://github.com/python/cpython/pull/7100/commits/501c0dd2f92e10016fa55254fce27bec396de79d
501c0ddhttps://github.com/python/cpython/pull/7100/commits/501c0dd2f92e10016fa55254fce27bec396de79d
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update docstringhttps://github.com/python/cpython/pull/7100/commits/41b4506b3f637b3bb388e37daf08cee12156aec1
41b4506https://github.com/python/cpython/pull/7100/commits/41b4506b3f637b3bb388e37daf08cee12156aec1
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update docstring; rename exception classhttps://github.com/python/cpython/pull/7100/commits/fdb0973ff46eaaba332b343b7b9331f9bca6b768
fdb0973https://github.com/python/cpython/pull/7100/commits/fdb0973ff46eaaba332b343b7b9331f9bca6b768
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detect platforms which only support file to socket zero copyhttps://github.com/python/cpython/pull/7100/commits/64d2bc59358848c2c72132bf1a8a5898b0a8e717
64d2bc5https://github.com/python/cpython/pull/7100/commits/64d2bc59358848c2c72132bf1a8a5898b0a8e717
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don't run test on platforms where file-to-file zero copy is not suppo…https://github.com/python/cpython/pull/7100/commits/3a3c8efbbe91d9490fe7e0e1b233cd80a640e4ed
3a3c8efhttps://github.com/python/cpython/pull/7100/commits/3a3c8efbbe91d9490fe7e0e1b233cd80a640e4ed
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use tempfileshttps://github.com/python/cpython/pull/7100/commits/78617370c1e6df95be22ada5c03eebcee3c6c249
7861737https://github.com/python/cpython/pull/7100/commits/78617370c1e6df95be22ada5c03eebcee3c6c249
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reset verbosityhttps://github.com/python/cpython/pull/7100/commits/f3eecfdad2c9edb115ca59f5b487cfc5c655a03e
f3eecfdhttps://github.com/python/cpython/pull/7100/commits/f3eecfdad2c9edb115ca59f5b487cfc5c655a03e
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add test for smaller chunkshttps://github.com/python/cpython/pull/7100/commits/f67ce578e85ec46824bde4eef9033eb473f982de
f67ce57https://github.com/python/cpython/pull/7100/commits/f67ce578e85ec46824bde4eef9033eb473f982de
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add big file size testhttps://github.com/python/cpython/pull/7100/commits/d45725453e370979e7344f8770acea26784da952
d457254https://github.com/python/cpython/pull/7100/commits/d45725453e370979e7344f8770acea26784da952
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add commenthttps://github.com/python/cpython/pull/7100/commits/8eb211d4db6304ff97dab5ee2ad352169373c47c
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update dochttps://github.com/python/cpython/pull/7100/commits/a0fe7036b1f4f1266602d208b69454152b07233d
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update whatsnew dochttps://github.com/python/cpython/pull/7100/commits/72961478b6b3288f3b5c7bba91cb7cc5ab31f98a
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update dochttps://github.com/python/cpython/pull/7100/commits/d0c3bbac48f615ace60b0adac2824e6477539c45
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May 24, 2018https://github.com/python/cpython/pull/7100#event-1645201590
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May 24, 2018 22:23https://github.com/python/cpython/pull/7100#commits-pushed-2cafd80
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catch Exceptionhttps://github.com/python/cpython/pull/7100/commits/2cafd805162d0880f1d2b5fd135084bdeb2aab38
2cafd80https://github.com/python/cpython/pull/7100/commits/2cafd805162d0880f1d2b5fd135084bdeb2aab38
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remove unused importhttps://github.com/python/cpython/pull/7100/commits/bb2a75f50c194f3badbf4bd1ae12968fa20573bc
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May 25, 2018 00:25https://github.com/python/cpython/pull/7100#commits-pushed-e5025dc
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add test case for error on second sendfile() callhttps://github.com/python/cpython/pull/7100/commits/e5025dce0d4bbccc1eca9da400643333225052f0
e5025dchttps://github.com/python/cpython/pull/7100/commits/e5025dce0d4bbccc1eca9da400643333225052f0
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turn docstring into commenthttps://github.com/python/cpython/pull/7100/commits/a36a534433471995ebe03475482b944fd8accedf
a36a534https://github.com/python/cpython/pull/7100/commits/a36a534433471995ebe03475482b944fd8accedf
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add one more testhttps://github.com/python/cpython/pull/7100/commits/e9da3fa87056e7926082afdff60f50828f8f7f51
e9da3fahttps://github.com/python/cpython/pull/7100/commits/e9da3fa87056e7926082afdff60f50828f8f7f51
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update commenthttps://github.com/python/cpython/pull/7100/commits/9fcc2e7e52bd9efcc8ae913f6ac7622a398b15f5
9fcc2e7https://github.com/python/cpython/pull/7100/commits/9fcc2e7e52bd9efcc8ae913f6ac7622a398b15f5
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add Misc/NEWS entryhttps://github.com/python/cpython/pull/7100/commits/4f32242aa0cd8c92d1cc4bc4e955a368f5326467
4f32242https://github.com/python/cpython/pull/7100/commits/4f32242aa0cd8c92d1cc4bc4e955a368f5326467
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get rid of COPY_BUFSIZE; it belongs to another PRhttps://github.com/python/cpython/pull/7100/commits/24ad25acb8ce01ead720a4af48eb71a59dd98e6b
24ad25ahttps://github.com/python/cpython/pull/7100/commits/24ad25acb8ce01ead720a4af48eb71a59dd98e6b
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update dochttps://github.com/python/cpython/pull/7100/commits/24d20e629cf0674c86c72e677f9c42749e2aa8fc
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set min bufsize to either 8MB or 128MBhttps://github.com/python/cpython/pull/7100/commits/8380b9bf580bb504d4f579498bbf78cf92405b20
8380b9bhttps://github.com/python/cpython/pull/7100/commits/8380b9bf580bb504d4f579498bbf78cf92405b20
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fix testhttps://github.com/python/cpython/pull/7100/commits/081f9074f313e808d2d705ccedce5d0c2d0c71ca
081f907https://github.com/python/cpython/pull/7100/commits/081f9074f313e808d2d705ccedce5d0c2d0c71ca
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make sendfile() raise immediately if filesystem is full on first callhttps://github.com/python/cpython/pull/7100/commits/5c242f35bfe575b2ad8a0207edcfb00374994168
5c242f3https://github.com/python/cpython/pull/7100/commits/5c242f35bfe575b2ad8a0207edcfb00374994168
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use sendfile() only on Linuxhttps://github.com/python/cpython/pull/7100/commits/470dba8c8616c798f6a76a0146d4c1fa200feea1
470dba8https://github.com/python/cpython/pull/7100/commits/470dba8c8616c798f6a76a0146d4c1fa200feea1
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raise err from Nonehttps://github.com/python/cpython/pull/7100/commits/cbc79e1d8d3b2464f4f5bb27d426529b4debb07b
cbc79e1https://github.com/python/cpython/pull/7100/commits/cbc79e1d8d3b2464f4f5bb27d426529b4debb07b
https://github.com/giampaolo
remove 'total' variable; it's not necessaryhttps://github.com/python/cpython/pull/7100/commits/5ac745a0c48438d5d6fc41e1f07aa9f4940def1e
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check out file position as an extra method to determine whether some …https://github.com/python/cpython/pull/7100/commits/eb1edd3ffd468b69987e5141f9c27cda6c9236ca
eb1edd3https://github.com/python/cpython/pull/7100/commits/eb1edd3ffd468b69987e5141f9c27cda6c9236ca
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refactoringhttps://github.com/python/cpython/pull/7100/commits/f83a99073b87a0a881bf4f911ee641ea3d28556c
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test refactoring: move utility function out of test classhttps://github.com/python/cpython/pull/7100/commits/7905991764fcb76bdb6c38ec8ba9d62157644e82
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add asserthttps://github.com/python/cpython/pull/7100/commits/6ac06c1555d4a5d8e806f35966baf1f427daa270
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remove unused class attributehttps://github.com/python/cpython/pull/7100/commits/9373b4c0810281c5b8d46fade341a1a3784bb26d
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May 28, 2018https://github.com/python/cpython/pull/7100#issuecomment-392571169
#7160https://github.com/python/cpython/pull/7160
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May 28, 2018https://github.com/python/cpython/pull/7100#event-1649704616
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