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[3.9] bpo-45975: Use walrus operator for some idlelib while loops (GH-31083)

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co-authored by Nick Drozd
cherrypicked from 51a95be1d0
This commit is contained in:
Terry Jan Reedy 2022-02-02 22:12:38 -05:00 • committed by GitHub
parent 3c6173ca67
commit fafd2dadf6
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3 changed files with 7 additions and 16 deletions
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4
Lib/idlelib/run.py
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@ -468,9 +468,7 @@ class StdInputFile(StdioFile):
result = self._line_buffer
self._line_buffer = ''
if size < 0:
while True:
line = self.shell.readline()
if not line: break
while (line := self.shell.readline()):
result += line
else:
while len(result) < size: