code: def creds():
      return MlflowHostCreds("https://hello")
  
imports: import pytest
  from mlflow.exceptions import MlflowException
  from mlflow.store.model_registry.databricks_workspace_model_registry_rest_store import DatabricksWorkspaceModelRegistryRestStore
  from mlflow.utils.rest_utils import MlflowHostCreds
label_desc: Use image node_id 1 for calling a global function with example usage: creds() and returns: MlflowHostCreds