[Twisted-Python] signaling failure to IConsumer
Clark C. Evans
cce at clarkevans.com
Tue Jun 10 05:21:45 EDT 2003
In the process of linking the flow module with IConsumer/IProducer,
I happened to lack any way for the producer to signal to the
consumer that it had an exception and is now inactive. A simple
'fail()' method should be added to IConsumer so that the receiver
of a data flow can have some resonable way of knowing the sender
has failed. Without further ado,
--- interfaces.py.orig Tue Jun 10 04:49:24 2003
+++ interfaces.py Tue Jun 10 04:50:23 2003
@@ -682,6 +682,9 @@
def write(self, data):
"""The producer will write data by calling this method."""
+ def fail(self, failure):
+ """The producer created an exception and has since died horribly."""
"""A Consumer for producers that finish.
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