Remove dead (3.7) references to importlib_metadata.

Author: Julian

jsonschema/__init__.py

@@ -35,11 +35,7 @@ def __getattr__(name):
             stacklevel=2,
         )
 
-        try:
-            from importlib import metadata
-        except ImportError:
-            import importlib_metadata as metadata
-
+        from importlib import metadata
         return metadata.version("jsonschema")
     elif name == "RefResolver":
         from jsonschema.validators import _RefResolver

jsonschema/cli.py

@@ -2,6 +2,7 @@
 The ``jsonschema`` command line.
 """
 
+from importlib import metadata
 from json import JSONDecodeError
 from textwrap import dedent
 import argparse
@@ -10,11 +11,6 @@
 import traceback
 import warnings
 
-try:
-    from importlib import metadata
-except ImportError:
-    import importlib_metadata as metadata  # type: ignore
-
 try:
     from pkgutil import resolve_name
 except ImportError:

jsonschema/tests/test_cli.py

@@ -1,4 +1,5 @@
 from contextlib import redirect_stderr, redirect_stdout
+from importlib import metadata
 from io import StringIO
 from json import JSONDecodeError
 from pathlib import Path
@@ -11,11 +12,6 @@
 import tempfile
 import warnings
 
-try:  # pragma: no cover
-    from importlib import metadata
-except ImportError:  # pragma: no cover
-    import importlib_metadata as metadata  # type: ignore
-
 from jsonschema import Draft4Validator, Draft202012Validator
 from jsonschema.exceptions import (
     SchemaError,