Merge pull request matplotlib#18523 from QuLogic/ps-metadata

Don't leak file paths into PostScript metadata

Author: timhoffm

lib/matplotlib/backends/backend_ps.py

@@ -797,11 +797,12 @@ def _print_ps(
 
         dsc_comments = {}
         if isinstance(outfile, (str, os.PathLike)):
+            filename = pathlib.Path(outfile).name
             dsc_comments["Title"] = \
-                os.fspath(outfile).encode("ascii", "replace").decode("ascii")
+                filename.encode("ascii", "replace").decode("ascii")
         dsc_comments["Creator"] = (metadata or {}).get(
             "Creator",
-            f"matplotlib version {mpl.__version__}, http://matplotlib.org/")
+            f"Matplotlib v{mpl.__version__}, https://matplotlib.org/")
         # See https://reproducible-builds.org/specs/source-date-epoch/
         source_date_epoch = os.getenv("SOURCE_DATE_EPOCH")
         dsc_comments["CreationDate"] = (