Author: Armin Rigo <[email protected]>
Branch:
Changeset: r84355:005256ca5fa9
Date: 2016-05-10 23:29 +0200
http://bitbucket.org/pypy/pypy/changeset/005256ca5fa9/
Log: Add comment
diff --git a/pypy/interpreter/executioncontext.py
b/pypy/interpreter/executioncontext.py
--- a/pypy/interpreter/executioncontext.py
+++ b/pypy/interpreter/executioncontext.py
@@ -466,6 +466,13 @@
list = self.fired_actions
if list is not None:
self.fired_actions = None
+ # NB. in case there are several actions, we reset each
+ # 'action._fired' to false only when we're about to call
+ # 'action.perform()'. This means that if
+ # 'action.fire()' happens to be called any time before
+ # the corresponding perform(), the fire() has no
+ # effect---which is the effect we want, because
+ # perform() will be called anyway.
for action in list:
action._fired = False
action.perform(ec, frame)
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