def METHOD_NAME() -> str:
    global _DATABRICKS_HOST
    global _DATABRICKS_PROXY
    if _DATABRICKS_PROXY:
        return
    import IPython
    shell = IPython.get_ipython()
    dbutils = shell.user_ns["dbutils"]
    data = json.loads(
        dbutils.entry_point.getDbutils().notebook().getContext().toJson()
    )["tags"]
    _DATABRICKS_HOST = data["browserHostName"]
    org_id = data["orgId"]
    cluster_id = data["clusterId"]
    _DATABRICKS_PROXY = f"/driver-proxy/o/{org_id}/{cluster_id}/"