def delete(self, key, version=None):
        raise NotImplementedError
Configures and does the request to the backend API endpoint
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.5/django/core/cache/backends/base.py/BaseCache.delete--crossover with--dataset/ETHPy150Open marccerrato/python-dns-failover/dns_failover/backends.py/CloudFlareDNS._do_request