Enhance pytest report header to format package paths for better readability

- Updated the path representation in the pytest report header to replace 'site-packages' with 'site:.' and the current working directory with 'CWD:.' for improved clarity.

Author: RonnyPfannschmidt

testing/conftest.py

@@ -38,7 +38,15 @@ def pytest_report_header() -> list[str]:
     for pkg in VERSION_PKGS:
         pkg_version = version(pkg)
         path = __import__(pkg).__file__
-        res.append(f"{pkg} version {pkg_version} from {path!r}")
+        if path and "site-packages" in path:
+            # Replace everything up to and including site-packages with site::
+            parts = path.split("site-packages", 1)
+            if len(parts) > 1:
+                path = "site:." + parts[1]
+        elif path and str(Path.cwd()) in path:
+            # Replace current working directory with CWD::
+            path = path.replace(str(Path.cwd()), "CWD:.")
+        res.append(f"{pkg} version {pkg_version} from {path}")
     return res