code: def get_latest_run():
      client = MlflowClient()
      return client.get_run(client.search_runs(["0"])[0].info.run_id)
  
imports: from unittest import mock
  import numpy
  import pytest
  from statsmodels.tsa.base.tsa_model import TimeSeriesModel
  import mlflow
  import mlflow.statsmodels
  from mlflow import MlflowClient
  from tests.statsmodels.model_fixtures import arma_model, failing_logit_model, gee_model, glm_model, gls_model, glsar_model, ols_model, recursivels_model, rolling_ols_model, rolling_wls_model, wls_model
  from tests.statsmodels.test_statsmodels_model_export import _get_dates_from_df
label_desc: Use image node_id 1 for calling a global function with example usage: get_latest_run() and returns: client