317     def __del__(self):

   317     def __del__(self):

   318         self.DataProducer = None

   318         self.DataProducer = None

   319         self.DeleteDataConsumers()

   319         self.DeleteDataConsumers()

   320         if self.LastRefreshTimer is not None:

   320         if self.LastRefreshTimer is not None:

   321             self.LastRefreshTimer.Stop()

   321             self.LastRefreshTimer.Stop()

   322     

   324     

   323     def SetDataProducer(self, producer):

   325     def SetDataProducer(self, producer):

   324         if self.RegisterTick and self.Debug:

   326         if self.RegisterTick and self.Debug:

   325             if producer is not None:

   327             if producer is not None:

   326                 producer.SubscribeDebugIECVariable("__tick__", self)

   328                 producer.SubscribeDebugIECVariable("__tick__", self)

   350         if iec_path is not None:

   352         if iec_path is not None:

   351             self.DataProducer.UnsubscribeDebugIECVariable(iec_path, consumer)

   353             self.DataProducer.UnsubscribeDebugIECVariable(iec_path, consumer)

   352     

   354     

   353     def GetDataType(self, iec_path):

   355     def GetDataType(self, iec_path):

   354         if self.DataProducer is not None:

   356         if self.DataProducer is not None:

   356         return None

   361         return None

   357     

   365     

   358     def ForceDataValue(self, iec_path, value):

   366     def ForceDataValue(self, iec_path, value):

   359         if self.DataProducer is not None:

   367         if self.DataProducer is not None:

   360             self.DataProducer.ForceDebugIECVariable(iec_path, value)

   368             self.DataProducer.ForceDebugIECVariable(iec_path, value)

   361     

   369     

   388         self.TimerAccessLock.acquire()

   396         self.TimerAccessLock.acquire()

   389         if self.LastRefreshTimer is not None:

   397         if self.LastRefreshTimer is not None:

   390             self.LastRefreshTimer.cancel()

   398             self.LastRefreshTimer.cancel()

   391             self.LastRefreshTimer=None

   399             self.LastRefreshTimer=None

   392         self.TimerAccessLock.release()

   400         self.TimerAccessLock.release()

   394             current_time = gettime()

   402             current_time = gettime()

   395             if current_time - self.LastRefreshTime > REFRESH_PERIOD and DEBUG_REFRESH_LOCK.acquire(False):

   403             if current_time - self.LastRefreshTime > REFRESH_PERIOD and DEBUG_REFRESH_LOCK.acquire(False):

   396                 self.AccessLock.acquire()

   404                 self.AccessLock.acquire()

   397                 self.HasAcquiredLock = True

   405                 self.HasAcquiredLock = True

   398                 self.AccessLock.release()

   406                 self.AccessLock.release()