Merge branch 'migrate-to-importlib' into 'master'

Migrate away from pkg_resources for recent Python versions

See merge request !38

.gitlab-ci.yml

@@ -30,15 +30,6 @@ stages:
       reports:
         junit: "reports/junit*.xml"
 
-test-py3.5:
-    image: docker.km3net.de/base/python:3.5
-    stage: test
-    script:
-        - *virtualenv_definition
-        - make test
-    <<: *junit_definition
-    allow_failure: true
-
 test-py3.6:
     image: docker.km3net.de/base/python:3.6
     stage: test

doc/conf.py

@@ -14,10 +14,13 @@
 # import sys
 # sys.path.insert(0, os.path.abspath('.'))
 import sys
-import os
 from datetime import date
 import sphinx_rtd_theme
-from pkg_resources import get_distribution
+
+if sys.version_info < (3, 10):
+    from pkg_resources import get_distribution
+else:
+    from importlib.metadata import distribution as get_distribution
 
 # -- Project information -----------------------------------------------------
 

km3net_testdata/__init__.py

 import atexit
-from pkg_resources import get_distribution, DistributionNotFound
-
-import importlib_resources
-
-try:
-    from importlib_resources import as_file
-except ImportError:
-    from importlib_resources.trees import as_file
+import sys
+
+if sys.version_info < (3, 9):
+    import importlib_resources
+    try:
+        from importlib_resources import as_file
+    except ImportError:
+        from importlib_resources.trees import as_file
+else:
+    import importlib.resources as importlib_resources
+    from importlib.resources import as_file
 
 try:
     from contextlib import ExitStack
 except ImportError:
     from contextlib2 import ExitStack
 
-try:
-    version = get_distribution(__name__).version
-except DistributionNotFound:
-    version = "unknown version"
+if sys.version_info < (3, 8):
+    from importlib_metadata import distribution
+else:
+    from importlib.metadata import distribution
+
+version = distribution(__name__).version
 __version__ = version
 
 LATEST_VERSIONS = {

requirements.txt

-importlib_resources
+importlib_resources;python_version<"3.8"
+importlib_metadata;python_version<"3.8"
 setuptools_scm