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Circuitbreaker pattern for gevent apps

Project description

gevent-breaker
==============

[![Build Status](https://travis-ci.org/daroot/gevent-breaker.svg?branch=1.0.0)](https://travis-ci.org/daroot/gevent-breaker)

Circuit Breaker pattern for gevent apps.

Install
-------

$ pip install gevent-breaker

Usage
-----

```python
from gevent_breaker import circuit_breaker, CircuitBroken
while True:
try:
# After enough errors (5 by default), raise a CircuitBroken
with circuit_breaker("breaker1"):
1/0
except ZeroDivisionError:
print("Got an exception!")
except CircuitBroken:
print("Too many errors!")
break

try:
# Don't raise a CircuitBroken, instead just wait for a period
# of time (default 60s) before trying again.
with circuit_breaker("breaker2", block=True):
1/0
except ZeroDivisionError:
print("Got an exception")
```

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