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bpo-1613500: Don't hardcode output file mode in fileinput.FileInput (GH-12986)

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Berker Peksag 2019-04-29 17:55:39 +03:00 • committed by GitHub
parent 88c0937056
commit be6dbfb43b
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3 changed files with 16 additions and 2 deletions
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5
Lib/fileinput.py
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@ -222,6 +222,7 @@ class FileInput:
warnings.warn("'U' mode is deprecated",
DeprecationWarning, 2)
self._mode = mode
self._write_mode = mode.replace('r', 'w') if 'U' not in mode else 'w'
if openhook:
if inplace:
raise ValueError("FileInput cannot use an opening hook in inplace mode")
@ -348,14 +349,14 @@ class FileInput:
try:
perm = os.fstat(self._file.fileno()).st_mode
except OSError:
self._output = open(self._filename, "w")
self._output = open(self._filename, self._write_mode)
else:
mode = os.O_CREAT | os.O_WRONLY | os.O_TRUNC
if hasattr(os, 'O_BINARY'):
mode |= os.O_BINARY
fd = os.open(self._filename, mode, perm)
self._output = os.fdopen(fd, "w")
self._output = os.fdopen(fd, self._write_mode)
try:
os.chmod(self._filename, perm)
except OSError: