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Avoid duplicating LD_LIBRARY_PATH entries

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Skip prepending a directory that is already on LD_LIBRARY_PATH, so a
repeated import of run.py does not bloat the variable.

Addresses review feedback on #1826.
This commit is contained in:
Olivier Booklage
2026-05-16 14:57:02 +02:00
parent 12a3f6a007
commit 682450755f
1 changed files with 7 additions and 4 deletions
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run.py
+7 -4
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@@ -52,10 +52,13 @@ if sys.platform.startswith("linux"):
_lib_dir = os.path.join(_nvidia_dir, _pkg, "lib")
if not os.path.isdir(_lib_dir):
continue
# Also expose the directory to child processes
os.environ["LD_LIBRARY_PATH"] = (
_lib_dir + os.pathsep + os.environ.get("LD_LIBRARY_PATH", "")
)
# Also expose the directory to child processes, without
# duplicating an entry that is already present.
_ldp = os.environ.get("LD_LIBRARY_PATH", "")
if _lib_dir not in _ldp.split(os.pathsep):
os.environ["LD_LIBRARY_PATH"] = (
_lib_dir + (os.pathsep + _ldp if _ldp else "")
)
for _so in sorted(glob.glob(os.path.join(_lib_dir, "lib*.so*"))):
try:
ctypes.CDLL(_so, mode=ctypes.RTLD_GLOBAL)