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Fix dll dir in CUDA 13.x #498

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Merged
inducer merged 2 commits into from
Jan 15, 2026
Merged

Fix dll dir in CUDA 13.x #498

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890fca5
Fix dll dir in CUDA 13.x
Hniii98 Jan 15, 2026
272a904
Bump version to 2026.1
inducer Jan 15, 2026
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2 changes: 1 addition & 1 deletion pycuda/__init__.py
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
from __future__ import annotations


VERSION = (2025, 1, 2)
VERSION = (2026, 1)
VERSION_STATUS = ""
VERSION_TEXT = ".".join(str(x) for x in VERSION) + VERSION_STATUS
9 changes: 7 additions & 2 deletions pycuda/driver.py
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Original file line number Diff line number Diff line change
Expand Up @@ -31,12 +31,17 @@ def _search_on_path(filenames):


def _add_cuda_libdir_to_dll_path():
from os.path import dirname, join
from os.path import dirname, exists, join

cuda_path = os.environ.get("CUDA_PATH")

if cuda_path is not None:
os.add_dll_directory(join(cuda_path, "bin"))
# CUDA 13.0+ use bin/x64/ as dir
lib_dir = join(cuda_path, "bin", "x64")
if exists(lib_dir):
os.add_dll_directory(lib_dir)
else:
os.add_dll_directory(join(cuda_path, "bin"))
return

nvcc_path = _search_on_path(["nvcc.exe"])
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