style: apply black and isort to tests directory

Author: SpectreDeath

tests/test_package.py

@@ -5,26 +5,29 @@
 def test_import():
     """Test that the package can be imported."""
     import stylometry
+
     assert hasattr(stylometry, "main")
     assert hasattr(stylometry, "__version__")
 
 
 def test_version():
     """Test that version is a valid string."""
     from stylometry import __version__
+
     assert isinstance(__version__, str)
     assert len(__version__.split(".")) >= 2
 
 
 def test_cli_help(capsys):
     """Test that CLI help works."""
-    from stylometry import main
     import sys
-    
+
+    from stylometry import main
+
     # Capture the help output
     with pytest.raises(SystemExit) as exc_info:
         main(["--help"])
-    
+
     assert exc_info.value.code == 0
     captured = capsys.readouterr()
     assert "stylometric" in captured.out.lower() or "corpus" in captured.out.lower()