docs: def _get_instance_params(cls, instance):
          """
          Parse instance configuration and perform minimal verification
          """
          url = instance.get("url")
          if url is None:
              raise ConfigurationError("You must specify a url for your instance in `conf.yaml`")
          username = instance.get("username")
          password = instance.get("password")
          ssl_params = None
          if url.startswith("ldaps"):
              ssl_params = {
                  "key": instance.get("ssl_key"),
                  "cert": instance.get("ssl_cert"),
                  "ca_certs": instance.get("ssl_ca_certs"),
                  "verify": is_affirmative(instance.get("ssl_verify", True)),
              }
          custom_queries = instance.get("custom_queries", [])
          tags = list(instance.get("tags", []))
          tags.append("url:{}".format(url))
  
          return url, username, password, ssl_params, custom_queries, tags