Trip coroutine demo

trip-coroutine-demo.py

import time, functools

import requests, trip

def timeit(fn):
    start_time = time.time()
    fn()
    return time.time() - start_time

url = 'http://httpbin.org/get'
times = 10 # 100 changed for inland network delay

def fetch():
    r = [requests.get(url) for i in range(times)]
    return r

@trip.coroutine
def async_fetch():
    r = yield [trip.get(url) for i in range(times)]
    raise trip.Return(r)

print('Non-trip cost: %ss' % timeit(fetch))
print('Trip cost: %ss' % timeit(functools.partial(trip.run, async_fetch)))

# Non-trip cost: 17.90799999237s
# Trip cost: 0.172300004959s