safehasattr: pass attribute name as string instead of bytes
This is a step toward replacing `util.safehasattr` usage with plain `hasattr`.
The builtin function behave poorly in Python2 but this was fixed in Python3.
These change are done one by one as they tend to have a small odd to trigger
puzzling breackage.
--- a/mercurial/subrepoutil.py Thu Feb 02 17:36:47 2023 +0100
+++ b/mercurial/subrepoutil.py Thu Feb 02 17:36:55 2023 +0100
@@ -428,7 +428,7 @@
return bytes(parent)
else: # recursion reached top repo
path = None
- if util.safehasattr(repo, b'_subtoppath'):
+ if util.safehasattr(repo, '_subtoppath'):
path = repo._subtoppath
elif push and repo.ui.config(b'paths', b'default-push'):
path = repo.ui.config(b'paths', b'default-push')