Use packaging instead of deprecated distutils for version handling

conda/faiss-gpu-raft/meta.yaml

@@ -84,6 +84,7 @@ outputs:
       run:
         - python {{ python }}
         - numpy >=1.19,<2
+        - packaging
         - {{ pin_subpackage('libfaiss', exact=True) }}
     test:
       requires:

conda/faiss-gpu/meta.yaml

@@ -82,6 +82,7 @@ outputs:
       run:
         - python {{ python }}
         - numpy >=1.19,<2
+        - packaging
         - {{ pin_subpackage('libfaiss', exact=True) }}
     test:
       requires:

conda/faiss/meta.yaml

@@ -78,6 +78,7 @@ outputs:
       run:
         - python {{ python }}
         - numpy >=1.19,<2
+        - packaging
         - {{ pin_subpackage('libfaiss', exact=True) }}
     test:
       requires:

faiss/python/loader.py

@@ -3,7 +3,7 @@
 # This source code is licensed under the MIT license found in the
 # LICENSE file in the root directory of this source tree.
 
-from distutils.version import LooseVersion
+from packaging.version import Version
 import platform
 import subprocess
 import logging
@@ -25,7 +25,7 @@ def supported_instruction_sets():
     {"NEON", "ASIMD", ...}
     """
     import numpy
-    if LooseVersion(numpy.__version__) >= "1.19":
+    if Version(numpy.__version__) >= Version("1.19"):
         # use private API as next-best thing until numpy/numpy#18058 is solved
         from numpy.core._multiarray_umath import __cpu_features__
         # __cpu_features__ is a dictionary with CPU features

faiss/python/setup.py

@@ -69,7 +69,7 @@
     license='MIT',
     keywords='search nearest neighbors',
 
-    install_requires=['numpy'],
+    install_requires=['numpy', 'packaging'],
     packages=['faiss', 'faiss.contrib'],
     package_data={
         'faiss': ['*.so', '*.pyd'],