# HG changeset patch
# User Matt Harbison <matt_harbison@yahoo.com>
# Date 1721346951 14400
# Node ID 7601978f9e9ff2fded5db5cdc5be3b849b87aa83
# Parent  45d5e9a0f6a6290fd5a364bc170afa24e3d28c33
typing: add type hints to `cmdutil.findrepo()`

Since 10db46e128d4, pytype almost figured this out, going from `Any` -> `_T0`,
but the intent is obvious.

diff -r 45d5e9a0f6a6 -r 7601978f9e9f mercurial/cmdutil.py
--- a/mercurial/cmdutil.py	Thu Jul 18 19:01:55 2024 -0400
+++ b/mercurial/cmdutil.py	Thu Jul 18 19:55:51 2024 -0400
@@ -1112,7 +1112,7 @@
         ui.status(_(b"changed branch on %d changesets\n") % len(replacements))
 
 
-def findrepo(p):
+def findrepo(p: bytes) -> Optional[bytes]:
     while not os.path.isdir(os.path.join(p, b".hg")):
         oldp, p = p, os.path.dirname(p)
         if p == oldp: