added circuitbreaker example;

2021-04-12 21:34:11 +02:00 · 2021-04-12 21:34:11 +02:00 · 191b772882
commit 191b772882
parent d035e19296
3 changed files with 14 additions and 2 deletions
--- a/components/i_feed/requirements.txt
+++ b/components/i_feed/requirements.txt
@ -0,0 +1,2 @@
+circuitbreaker    # fault tolerance
+
--- a/components/i_feed/traffic_light.py
+++ b/components/i_feed/traffic_light.py
@ -1 +1,6 @@
-# TODO
+from circuitbreaker import circuit
+
+
+@circuit(failure_threshold=10, expected_exception=ConnectionError)
+def external_call():
+    ...
--- a/components/i_feed/vehicle.py
+++ b/components/i_feed/vehicle.py
@ -1 +1,6 @@
-# TODO
+from circuitbreaker import circuit
+
+
+@circuit(failure_threshold=10, expected_exception=ConnectionError)
+def external_call():
+    ...