demandimport: refactor processfromitem
This will match the next patch smaller and easier to read.
--- a/mercurial/demandimport.py Sat Oct 03 15:30:17 2015 -0700
+++ b/mercurial/demandimport.py Sun Oct 04 10:36:54 2015 -0700
@@ -149,9 +149,10 @@
If the symbol doesn't exist in the parent module, it must be a
module. We set missing modules up as _demandmod instances.
"""
- if getattr(mod, attr, nothing) is nothing:
- setattr(mod, attr,
- _demandmod(attr, mod.__dict__, locals, **kwargs))
+ symbol = getattr(mod, attr, nothing)
+ if symbol is nothing:
+ symbol = _demandmod(attr, mod.__dict__, locals, **kwargs)
+ setattr(mod, attr, symbol)
if level >= 0:
# Mercurial's enforced import style does not use