bpo-22276: Change pathlib.Path.glob not to ignore trailing path separator (GH-10349)

Now pathlib.Path.glob() **only** matches directories when the pattern ends in a path separator.

Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/Lib/pathlib.py b/Lib/pathlib.py
index 4763ab5..1f098fe 100644
--- a/Lib/pathlib.py
+++ b/Lib/pathlib.py
@@ -281,6 +281,8 @@ _posix_flavour = _PosixFlavour()
 def _make_selector(pattern_parts, flavour):
     pat = pattern_parts[0]
     child_parts = pattern_parts[1:]
+    if not pat:
+        return _TerminatingSelector()
     if pat == '**':
         cls = _RecursiveWildcardSelector
     elif '**' in pat:
@@ -943,6 +945,8 @@ class Path(PurePath):
         drv, root, pattern_parts = self._flavour.parse_parts((pattern,))
         if drv or root:
             raise NotImplementedError("Non-relative patterns are unsupported")
+        if pattern[-1] in (self._flavour.sep, self._flavour.altsep):
+            pattern_parts.append('')
         selector = _make_selector(tuple(pattern_parts), self._flavour)
         for p in selector.select_from(self):
             yield p
@@ -956,6 +960,8 @@ class Path(PurePath):
         drv, root, pattern_parts = self._flavour.parse_parts((pattern,))
         if drv or root:
             raise NotImplementedError("Non-relative patterns are unsupported")
+        if pattern[-1] in (self._flavour.sep, self._flavour.altsep):
+            pattern_parts.append('')
         selector = _make_selector(("**",) + tuple(pattern_parts), self._flavour)
         for p in selector.select_from(self):
             yield p