code: def on_starting(server):
      from airflow.providers_manager import ProvidersManager
  
      # Load providers before forking workers
      ProvidersManager().connection_form_widgets
  
imports: from __future__ import annotations
  import setproctitle
  from airflow import settings
label_desc: Use image node_id 2 for calling a global function with example usage: on_starting(server) without return types