code: def emitResetAxisSignal(self, axisNumber):
          
          assert axisNumber in (VALID_AXES_NUMBERS), \
              "Axis Nr should be one of {}, got {}".format(VALID_AXES_NUMBERS, axisNumber)
  
          # Hide 'auto-scale (A)' button
          logger.debug("ArgosPgPlotItem.autoBtnClicked, mode:{}".format(self.autoBtn.mode))
          if self.autoBtn.mode == 'auto':
              self.autoBtn.hide()
          else:
              # Does this occur?
              msg = "Unexpected autobutton mode: {}".format(self.autoBtn.mode)
              if DEBUGGING:
                  raise ValueError(msg)
              else:
                  logger.warn(msg)
  
          logger.debug("Emitting sigAxisReset({}) for {!r}".format(axisNumber, self))
          self.sigAxisReset.emit(axisNumber)
docs: Emits the sigResetAxis with the axisNumber as parameter
              axisNumber should be 0 for X, 1 for Y, and 2 for both axes.