#NEWLINE# def service( self ) : #NEWLINE# #INDENT# '\n        Request for the service task.\n        Servicing is disabled if it is disabled thourght the "enabled"\n        attribute.  When the task is executing, the service is disabled to\n        avoid recursion.\n        ' #NEWLINE# if self . enabled : #NEWLINE# #INDENT# enable = self . enabled #NEWLINE# try : #NEWLINE# #INDENT# self . enabled = False #NEWLINE# next ( self . _task ) #NEWLINE# #UNINDENT# finally : #NEWLINE# #INDENT# self . enabled = enable