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/smartset.py Thu Feb 02 17:35:09 2023 +0100
+++ b/mercurial/smartset.py Thu Feb 02 17:35:31 2023 +0100
@@ -668,7 +668,7 @@
# try to use our own fast iterator if it exists
self._trysetasclist()
if self._ascending:
- attr = b'fastasc'
+ attr = 'fastasc'
else:
attr = b'fastdesc'
it = getattr(self, attr)