code: def run_migrations_online():
      
      print("Running migrations online")
  
      project_path = get_project_path()
      project_config = get_project_config(project_path)
  
      backend = get_backend(project_path,project_config,initialize_db = False)
  
      context.configure(
          connection=backend.connection,
          target_metadata=backend.metadata,
      )
  
      with context.begin_transaction():
          context.run_migrations()
docs: Run migrations in 'online' mode.
  
      In this scenario we need to create an Engine
      and associate a connection with the context.