Fix #155963: Odd entries in the Keymap dropdown

Caused by a0dafebac9
Skip subdirectories for keyconfig folder. New boolean fn parameter added
that decides whether to include subdirs or not

Pull Request: https://projects.blender.org/blender/blender/pulls/155998

scripts/modules/_bpy_types.py

@@ -1213,6 +1213,7 @@ class Menu(_StructRNA, _GenericUI, metaclass=_RNAMeta):
         add_operator=None,
         add_operator_props=None,
         translate=True,
+        recursive_paths=False,
     ):
         """
         Populate a menu from a list of paths.
@@ -1257,7 +1258,7 @@ class Menu(_StructRNA, _GenericUI, metaclass=_RNAMeta):
             for entry in os.scandir(directory):
                 if entry.name.startswith("."):
                     continue
-                if entry.is_dir():
+                if entry.is_dir() and recursive_paths:
                     subdirs.append((entry.name, entry.path))
                     continue
                 if (filter_ext is not None) and (not filter_ext(os.path.splitext(entry.name)[1])):

scripts/startup/bl_ui/space_text.py

@@ -290,6 +290,7 @@ class TEXT_MT_templates_py(Menu):
             props_default={"internal": True},
             filter_ext=lambda ext: (ext.lower() == ".py"),
             translate=False,
+            recursive_paths=True,
         )