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Issue #18865: PEP 446 makes multiprocessing.util.pipe() unnecessary.

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This commit is contained in:
Richard Oudkerk 2013-08-28 11:25:34 +01:00
parent 1fa174a418
commit 0d097b6299
2 changed files with 1 additions and 21 deletions
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20
Lib/multiprocessing/util.py
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@ -358,13 +358,6 @@ def close_all_fds_except(fds):
def spawnv_passfds(path, args, passfds):
import _posixsubprocess, fcntl
passfds = sorted(passfds)
tmp = []
# temporarily unset CLOEXEC on passed fds
for fd in passfds:
flag = fcntl.fcntl(fd, fcntl.F_GETFD)
if flag & fcntl.FD_CLOEXEC:
fcntl.fcntl(fd, fcntl.F_SETFD, flag & ~fcntl.FD_CLOEXEC)
tmp.append((fd, flag))
errpipe_read, errpipe_write = os.pipe()
try:
return _posixsubprocess.fork_exec(
@ -374,16 +367,3 @@ def spawnv_passfds(path, args, passfds):
finally:
os.close(errpipe_read)
os.close(errpipe_write)
# reset CLOEXEC where necessary
for fd, flag in tmp:
fcntl.fcntl(fd, fcntl.F_SETFD, flag)
#
# Return pipe with CLOEXEC set on fds
#
# Deprecated: os.pipe() creates non-inheritable file descriptors
# since Python 3.4
#
def pipe():
return os.pipe()