#NEWLINE# def migrate_with_requirements( self , app_id , deploy_info , move = False , cb = None ) : #NEWLINE# #INDENT# ' Migrate actors of app app_id based on newly supplied deploy_info.\n            Optional argument move controls if actors prefers to stay when possible.\n        ' #NEWLINE# self . storage . get_application ( app_id , cb = CalvinCB ( self . _migrate_got_app , app_id = app_id , deploy_info = deploy_info , move = move , cb = cb ) )