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-rw-r--r--digital/io-hub/tools/decode_fsm.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/digital/io-hub/tools/decode_fsm.py b/digital/io-hub/tools/decode_fsm.py
index 41e9fe37..7f88a8f0 100644
--- a/digital/io-hub/tools/decode_fsm.py
+++ b/digital/io-hub/tools/decode_fsm.py
@@ -31,7 +31,7 @@ def parse_proto(states, events):
old = states[old]
event = events[event]
new = states[new]
- except 1:
+ except KeyError:
print "unknown transition"
else:
print "%s -> %s -> %s" % (old, event, new)