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bpo-45975: Simplify some while-loops with walrus operator (GH-29347)

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Nick Drozd 2022-11-26 16:33:25 -06:00 • committed by GitHub
parent 25bc115df9
commit 024ac542d7
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28 changed files with 41 additions and 153 deletions
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5
Lib/shutil.py
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@ -194,10 +194,7 @@ def copyfileobj(fsrc, fdst, length=0):
# Localize variable access to minimize overhead.
fsrc_read = fsrc.read
fdst_write = fdst.write
while True:
buf = fsrc_read(length)
if not buf:
break
while buf := fsrc_read(length):
fdst_write(buf)
def _samefile(src, dst):