1 files changed, 13 insertions, 0 deletions
diff --git a/src/mailman/interfaces/runner.py b/src/mailman/interfaces/runner.py
index 4611fa3a7..9a3c9baa4 100644
--- a/src/mailman/interfaces/runner.py
+++ b/src/mailman/interfaces/runner.py
@@ -22,6 +22,7 @@ from __future__ import absolute_import, unicode_literals
 __metaclass__ = type
 __all__ = [
     'IRunner',
+    'RunnerCrashEvent',
     ]
 
 
@@ -29,6 +30,18 @@ from zope.interface import Interface, Attribute
 
 
 
+class RunnerCrashEvent:
+    """Triggered when a runner encounters an exception in _dispose()."""
+
+    def __init__(self, runner, mlist, msg, metadata, error):
+        self.runner = runner
+        self.mailing_list = mlist
+        self.message = msg
+        self.metadata = metadata
+        self.error = error
+
+
+
 class IRunner(Interface):
     """The runner."""