Issue #26587: Allow .pth files to specify file paths as well as
directories.

Thanks to Wolfgang Langner for the bug report and initial version of
the patch.
diff --git a/Doc/whatsnew/3.6.rst b/Doc/whatsnew/3.6.rst
index 555814e..d217c4d 100644
--- a/Doc/whatsnew/3.6.rst
+++ b/Doc/whatsnew/3.6.rst
@@ -251,6 +251,14 @@
 an instance were excluded.  (Contributed by Martin Panter in :issue:`25590`.)
 
 
+site
+----
+
+When specifying paths to add to :attr:`sys.path` in a `.pth` file,
+you may now specify file paths on top of directories (e.g. zip files).
+(Contributed by Wolfgang Langner in :issue:`26587`).
+
+
 telnetlib
 ---------