code: def signals_blocker(instance, attribute, *args, **kwargs):
      
  
      value = None
      try:
          hasattr(instance, "blockSignals") and instance.blockSignals(True)
          value = attribute(*args, **kwargs)
      finally:
          hasattr(instance, "blockSignals") and instance.blockSignals(False)
          return value
docs: Blocks given instance signals before calling the given attribute with \
      given arguments and then unblocks the signals.
  
      :param instance: Instance object.
      :type instance: QObject
      :param attribute: Attribute to call.
      :type attribute: QObject
      :param \*args: Arguments.
      :type \*args: \*
      :param \*\*kwargs: Keywords arguments.
      :type \*\*kwargs: \*\*
      :return: Object.
      :rtype: object