def _extract_signal_fired(self): if self.signal_map is None: return if len(self.signal_map.squeeze().shape) == 2: s = Image( {'calibration' : {'data_cube' : self.signal_map.squeeze()}}) s.xscale = self.SI.xscale s.yscale = self.SI.yscale s.xunits = self.SI.xunits s.yunits = self.SI.yunits interactive_ns[self.signal_name] = s else: s = Spectrum( {'calibration' : {'data_cube' : self.signal_map.squeeze()}}) s.energyscale = self.SI.xscale s.energyunits = self.SI.xunits interactive_ns[self.signal_name] = s