

def _lookup_host(self, hostname):
    for source in self.sources:
        host_data = source.lookup_host(hostname)
        if host_data:
            return (self._validate_host_data(hostname, host_data), source)
    raise HostNotAvailableError(hostname)

dataset/ETHPy150Open CacheBrowser/cachebrowser/cachebrowser/bootstrap.py Bootstrapper._lookup_host/original