This example demonstrates the Circuit Breaker design pattern in Python. It simulates an unreliable service that occasionally fails and wraps calls to it with a Circuit Breaker, showing how the breaker transitions between CLOSED, OPEN, and HALF_OPEN states to prevent cascading failures and allow recovery.
python
Save the code as main.py.
Run from your terminal: python main.py
This example accompanies the Turkish article: Sistemlerinizi Koruma Kalkanı: Devre Kesici Tasarım Deseni Nedir?.
MIT — see LICENSE.