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| author | Antoine Pitrou <solipsis@pitrou.net> | 2016-12-10 16:13:16 (GMT) |
|---|---|---|
| committer | Antoine Pitrou <solipsis@pitrou.net> | 2016-12-10 16:13:16 (GMT) |
| commit | cd2a201e5bb33c9b44401a91e10189be87885efe (patch) | |
| tree | 9dee87e322d960ada1c61a24aabe9408ea3e9db6 /Lib/multiprocessing | |
| parent | 7a44783b425ed810cf38e48b43fb3800e2995fa1 (diff) | |
| download | cpython-cd2a201e5bb33c9b44401a91e10189be87885efe.zip cpython-cd2a201e5bb33c9b44401a91e10189be87885efe.tar.gz cpython-cd2a201e5bb33c9b44401a91e10189be87885efe.tar.bz2 | |
Issue #28779: multiprocessing.set_forkserver_preload() would crash the forkserver process if a preloaded module instantiated some multiprocessing objects such as locks.
Diffstat (limited to 'Lib/multiprocessing')
| -rw-r--r-- | Lib/multiprocessing/context.py | 2 | ||||
| -rw-r--r-- | Lib/multiprocessing/spawn.py | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/Lib/multiprocessing/context.py b/Lib/multiprocessing/context.py index 63849f9..115d4bf 100644 --- a/Lib/multiprocessing/context.py +++ b/Lib/multiprocessing/context.py @@ -195,7 +195,7 @@ class BaseContext(object): def get_start_method(self, allow_none=False): return self._name - def set_start_method(self, method=None): + def set_start_method(self, method, force=False): raise ValueError('cannot set start method of concrete context') def _check_available(self): diff --git a/Lib/multiprocessing/spawn.py b/Lib/multiprocessing/spawn.py index 4d76951..392c1599 100644 --- a/Lib/multiprocessing/spawn.py +++ b/Lib/multiprocessing/spawn.py @@ -218,7 +218,7 @@ def prepare(data): process.ORIGINAL_DIR = data['orig_dir'] if 'start_method' in data: - set_start_method(data['start_method']) + set_start_method(data['start_method'], force=True) if 'init_main_from_name' in data: _fixup_main_from_name(data['init_main_from_name']) |