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-rw-r--r--Lib/multiprocessing/util.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/Lib/multiprocessing/util.py b/Lib/multiprocessing/util.py
index 1a2c0db40b9..0ce274ceca6 100644
--- a/Lib/multiprocessing/util.py
+++ b/Lib/multiprocessing/util.py
@@ -386,7 +386,7 @@ def _close_stdin():
def spawnv_passfds(path, args, passfds):
import _posixsubprocess
- passfds = sorted(passfds)
+ passfds = tuple(sorted(map(int, passfds)))
errpipe_read, errpipe_write = os.pipe()
try:
return _posixsubprocess.fork_exec(