33 lines
1.2 KiB
Python
33 lines
1.2 KiB
Python
|
|
||
|
|
'''
|
||
|
|
Helper to preload windows dlls to prevent dll not found errors.
|
||
|
|
Once a DLL is preloaded, its namespace is made available to any
|
||
|
|
subsequent DLL. This file originated in the numpy-wheels repo,
|
||
|
|
and is created as part of the scripts that build the wheel.
|
||
|
|
'''
|
||
|
|
import os
|
||
|
|
import glob
|
||
|
|
if os.name == 'nt':
|
||
|
|
# convention for storing / loading the DLL from
|
||
|
|
# numpy/.libs/, if present
|
||
|
|
try:
|
||
|
|
from ctypes import WinDLL
|
||
|
|
basedir = os.path.dirname(__file__)
|
||
|
|
except:
|
||
|
|
pass
|
||
|
|
else:
|
||
|
|
libs_dir = os.path.abspath(os.path.join(basedir, '.libs'))
|
||
|
|
DLL_filenames = []
|
||
|
|
if os.path.isdir(libs_dir):
|
||
|
|
for filename in glob.glob(os.path.join(libs_dir,
|
||
|
|
'*openblas*dll')):
|
||
|
|
# NOTE: would it change behavior to load ALL
|
||
|
|
# DLLs at this path vs. the name restriction?
|
||
|
|
WinDLL(os.path.abspath(filename))
|
||
|
|
DLL_filenames.append(filename)
|
||
|
|
if len(DLL_filenames) > 1:
|
||
|
|
import warnings
|
||
|
|
warnings.warn("loaded more than 1 DLL from .libs:\n%s" %
|
||
|
|
"\n".join(DLL_filenames),
|
||
|
|
stacklevel=1)
|