Created
November 9, 2013 01:17
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SoundCloud API client that uses a circuit breaker
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import pybreaker | |
import soundcloud | |
import requests | |
sc_breaker = pybreaker.CircuitBreaker(fail_max=3, reset_timeout=30) | |
class LogListener(pybreaker.CircuitBreakerListener): | |
def before_call(self, cb, func, *args, **kwargs): | |
print "Before calling %s" % func | |
def failure(self, cb, exc): | |
print "Failure: %s" % repr(exc) | |
sc_breaker.add_listeners(LogListener()) | |
class SoundCloudClient(object): | |
def __init__(self, *args, **kwargs): | |
self.client = soundcloud.Client(*args, **kwargs) | |
@sc_breaker | |
def playlists(self, *args, **kwargs): | |
return self.client.get('/me/playlists', *args, **kwargs) | |
@sc_breaker | |
def me(self): | |
return self.client.get('/me') | |
client = SoundCloudClient(access_token='paultest') | |
for i in range(10): | |
try: | |
playlists = client.playlists() | |
print [ | |
(playlist.title, len(playlist.tracks)) for playlist in playlists | |
] | |
except requests.HTTPError, e: | |
print "Exception raised calling playlists(): %s" % e.message | |
except pybreaker.CircuitBreakerError, e: | |
pass | |
try: | |
info = client.me() | |
print info.fields() | |
except Exception, e: | |
print e.message |
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