lock: pass sysstr to warnings module
This makes test-lock.py slightly less broken, but it's still pretty
far from passing.
Differential Revision: https://phab.mercurial-scm.org/D3503
--- a/mercurial/lock.py Fri Apr 27 10:46:33 2018 -0400
+++ b/mercurial/lock.py Fri Apr 27 10:58:08 2018 -0400
@@ -204,7 +204,7 @@
def __del__(self):
if self.held:
- warnings.warn("use lock.release instead of del lock",
+ warnings.warn(r"use lock.release instead of del lock",
category=DeprecationWarning,
stacklevel=2)