vcrreplay.py

import vcr
import urllib2
import os

yaml_file = 'reproduce.yaml'

# Begin with existing YAML file with non-matching requests.
try:
    os.remove(yaml_file)
except OSError:
    pass

with vcr.use_cassette(yaml_file):
    urllib2.urlopen('https://github.com/kevin1024/vcrpy').read()

# Request same URL several times.
with vcr.use_cassette(yaml_file, record_mode='new_episodes'):
    for i in range(10):
        response = urllib2.urlopen('https://httpbin.org/bytes/4').read()
        print response.encode('hex')