From ff131b89660c54eddfb4fe21eada083ca467999d Mon Sep 17 00:00:00 2001
From: Jonathan Hartley <tartley@tartley.com>
Date: Mon, 3 Jul 2023 22:49:18 -0500
Subject: [PATCH] Fix source of backslashes in URLs

---
 nikola/nikola.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/nikola/nikola.py b/nikola/nikola.py
index 48aa8cef42..582090f3e9 100644
--- a/nikola/nikola.py
+++ b/nikola/nikola.py
@@ -33,6 +33,7 @@
 import logging
 import operator
 import os
+import pathlib
 import sys
 import mimetypes
 from collections import defaultdict
@@ -1926,7 +1927,8 @@ def path(self, kind, name, lang=None, is_link=False, **kwargs):
             else:
                 return link
         else:
-            return os.path.join(*path)
+            # URLs should always use forward slash separators, even on Windows
+            return pathlib.PurePosixPath(*path)
 
     def post_path(self, name, lang):
         """Link to the destination of an element in the POSTS/PAGES settings.