Author: tack
Date: Sun Jan 13 18:19:44 2008
New Revision: 2969
Log:
Handle the case when a function decorated with yield_execution doesn't
actually yield anything. In this case the function should behave as though
it was't decorated at all.
Modified:
trunk/base/src/notifier/yieldfunc.py
Modified: trunk/base/src/notifier/yieldfunc.py
==============================================================================
--- trunk/base/src/notifier/yieldfunc.py (original)
+++ trunk/base/src/notifier/yieldfunc.py Sun Jan 13 18:19:44 2008
@@ -128,7 +128,15 @@
def decorator(func):
def newfunc(*args, **kwargs):
- function = func(*args, **kwargs).next
+ result = func(*args, **kwargs)
+ if not hasattr(result, 'next'):
+ # Decorated function doesn't have a next attribute, which
+ # likyle means it didn't yield anything. There was no sense
+ # in decorating that function with yield_execution, but on
+ # the other hand it's easy enough just to return the result.
+ return result
+
+ function = result.next
if lock and func._lock is not None and not func._lock.is_finished:
return YieldLock(func, function, interval)
try:
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