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new 464608c fix python 3.8 ctypes dll load with windows (#19236)
464608c is described below
commit 464608ca1b5271ed6b8a1ef25fe6d900c4a1cc92
Author: Hu Shiwen <[email protected]>
AuthorDate: Thu Oct 1 08:00:09 2020 +0800
fix python 3.8 ctypes dll load with windows (#19236)
---
python/mxnet/base.py | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/python/mxnet/base.py b/python/mxnet/base.py
index 0b4bdf9..daa33b8 100644
--- a/python/mxnet/base.py
+++ b/python/mxnet/base.py
@@ -276,7 +276,12 @@ class MXCallbackList(ctypes.Structure):
def _load_lib():
"""Load library by searching possible path."""
lib_path = libinfo.find_lib_path()
- lib = ctypes.CDLL(lib_path[0], ctypes.RTLD_LOCAL)
+ if sys.version_info >= (3, 8) and os.name == "nt":
+ # use LOAD_WITH_ALTERED_SEARCH_PATH, For simplicity, let's just fill
the numbers.
+ # pylint: disable=E1123
+ lib = ctypes.CDLL(lib_path[0], winmode=0x00000008)
+ else:
+ lib = ctypes.CDLL(lib_path[0], ctypes.RTLD_LOCAL)
# DMatrix functions
lib.MXGetLastError.restype = ctypes.c_char_p
return lib
