traverseda
/
cpython
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

bpo-38092: Reduce overhead when using multiprocessing in a Windows virtual environment (GH-16098) 

https://bugs.python.org/issue38092
This commit is contained in:
Steve Dower 2019-09-13 17:40:19 +01:00 committed by Miss Islington (bot)
parent 5b9ff7a0dc
commit f2b7556ef8
3 changed files with 3 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
Lib/multiprocessing/popen_spawn_win32.py
View File

@ -72,7 +72,7 @@ class Popen(object):
try: try:
hp, ht, pid, tid = _winapi.CreateProcess( hp, ht, pid, tid = _winapi.CreateProcess(
python_exe, cmd, python_exe, cmd,
env, None, False, 0, None, None, None) None, None, False, 0, env, None, None)
_winapi.CloseHandle(ht) _winapi.CloseHandle(ht)
except: except:
_winapi.CloseHandle(rhandle) _winapi.CloseHandle(rhandle)

2
Lib/multiprocessing/spawn.py
View File

@ -36,7 +36,7 @@ else:
if WINSERVICE: if WINSERVICE:
_python_exe = os.path.join(sys.exec_prefix, 'python.exe') _python_exe = os.path.join(sys.exec_prefix, 'python.exe')
else: else:
_python_exe = sys.executable _python_exe = sys._base_executable
def set_executable(exe): def set_executable(exe):
global _python_exe global _python_exe

1
Misc/NEWS.d/next/Windows/2019-09-13-14-11-42.bpo-38092.x31ehI.rst Normal file
View File

@ -0,0 +1 @@
Reduce overhead when using multiprocessing in a Windows virtual environment.