Remove deprecated pkg_resources. (#231)

Author: kklein

src/datajudge/__init__.py

@@ -1,7 +1,7 @@
 """datajudge allows to assess  whether data from database complies with reference
 information."""
 
-import pkg_resources
+import importlib.metadata
 
 from .constraints.base import Constraint
 from .db_access import Condition
@@ -16,6 +16,6 @@
 ]
 
 try:
-    __version__ = pkg_resources.get_distribution(__name__).version
+    __version__ = importlib.metadata.distribution(__name__).version
 except Exception:
     __version__ = "1.8.0"

src/datajudge/pytest_integration.py

@@ -1,7 +1,7 @@
 from typing import Iterable
 
 import pytest
-from pkg_resources import parse_version
+from packaging.version import Version
 
 from .constraints.base import Constraint
 from .db_access import apply_patches
@@ -22,7 +22,7 @@ def get_formatter(pytestconfig):
             try:
                 import pytest_html
 
-                if parse_version(pytest_html.__version__).major >= 4:
+                if Version(pytest_html.__version__).major >= 4:
                     return AnsiColorFormatter()
             finally:
                 return Formatter()