Return http request response.

def get_response(self, url, timeout=None):
        """Return http request response.
        """
        if not timeout:
            timeout = self.default_timeout

        if self.default_sleeptime:
            time.sleep(self.default_sleeptime)

        try:
            return self.auth.get(url, headers=self.default_header, timeout=self.default_timeout)
        except:
            return None