code: def basic_config_dict():
      return {
          "routes": [
              {
                  "name": "completions",
                  "route_type": "llm/v1/completions",
                  "model": {
                      "name": "text-davinci-003",
                      "provider": "openai",
                      "config": {
                          "openai_api_key": "mykey",
                          "openai_api_base": "https://api.openai.com/v1",
                          "openai_api_version": "2023-05-10",
                          "openai_api_type": "openai",
                      },
                  },
              },
              {
                  "name": "chat",
                  "route_type": "llm/v1/chat",
                  "model": {
                      "name": "gpt-3.5-turbo",
                      "provider": "openai",
                      "config": {"openai_api_key": "mykey"},
                  },
              },
          ]
      }
  
imports: from unittest import mock
  import pytest
  from requests.exceptions import HTTPError
  import mlflow.gateway.utils
  from mlflow.environment_variables import MLFLOW_GATEWAY_URI
  from mlflow.exceptions import MlflowException
  from mlflow.gateway import create_route, delete_route, get_gateway_uri, get_limits, get_route, query, search_routes, set_gateway_uri, set_limits
  from mlflow.gateway.config import Route
  from mlflow.gateway.constants import MLFLOW_GATEWAY_SEARCH_ROUTES_PAGE_SIZE
  from mlflow.gateway.utils import resolve_route_url
  from tests.gateway.tools import Gateway, save_yaml
label_desc: Use image node_id 1 for calling a global function with example usage: basic_config_dict() and returns: dict