no log: fix for Python 3.7

libs/stevedore/_cache.py

@@ -15,7 +15,6 @@
 import errno
 import glob
 import hashlib
-import importlib.metadata as importlib_metadata
 import itertools
 import json
 import logging
@@ -24,6 +23,13 @@ import os.path
 import struct
 import sys
 
+try:
+    # For python 3.8 and later
+    import importlib.metadata as importlib_metadata
+except ImportError:
+    # For everyone else
+    import importlib_metadata
+
 
 log = logging.getLogger('stevedore._cache')
 
@@ -104,7 +110,8 @@ def _build_cacheable_data():
         # importlib-metadata 4.0 or later (or stdlib importlib.metadata in
         # Python 3.9 or later)
         real_groups = {
-            name: real_groups.select(name=name) for name in real_groups.names
+            group: real_groups.select(group=group)
+            for group in real_groups.groups
         }
 
     # Convert the namedtuple values to regular tuples

libs/stevedore/tests/test_driver.py

@@ -13,7 +13,12 @@
 """Tests for stevedore.extension
 """
 
-import importlib.metadata as importlib_metadata
+try:
+    # For python 3.8 and later
+    import importlib.metadata as importlib_metadata
+except ImportError:
+    # For everyone else
+    import importlib_metadata
 
 from stevedore import driver
 from stevedore import exception

libs/stevedore/tests/test_extension.py

@@ -13,10 +13,16 @@
 """Tests for stevedore.extension
 """
 
-import importlib.metadata as importlib_metadata
 import operator
 from unittest import mock
 
+try:
+    # For python 3.8 and later
+    import importlib.metadata as importlib_metadata
+except ImportError:
+    # For everyone else
+    import importlib_metadata
+
 from stevedore import exception
 from stevedore import extension
 from stevedore.tests import utils

libs/stevedore/tests/test_sphinxext.py

@@ -12,7 +12,12 @@
 """Tests for the sphinx extension
 """
 
-import importlib.metadata as importlib_metadata
+try:
+    # For python 3.8 and later
+    import importlib.metadata as importlib_metadata
+except ImportError:
+    # For everyone else
+    import importlib_metadata
 
 from stevedore import extension
 from stevedore import sphinxext

libs/version.txt

@@ -103,7 +103,7 @@ babelfish==0.6.0
 beautifulsoup4==4.11.1
 chardet==5.0.0
 pysrt==1.1.2
-stevedore==4.1.0
+#stevedore==3.5.2 # Do not upgrade. Version newer than that have issues with importlib on Python 3.7
 
 # Required-by: subliminal_patch
 cloudscraper==1.2.58