              return None
          masker_name = masker.replace("-", "_").lower()
          logger.debug("Loading Masker: '%s'", masker_name)
          masker = PluginLoader.get_masker(masker_name)(image_is_aligned=image_is_aligned,
                                                        configfile=configfile)
          return masker
  
      def _launch_plugin(self, phase):
          """ Launch an extraction plugin """
          logger.debug("Launching %s plugin", phase)
 
</s> remove         in_qname = "extract_{}_in".format(phase)
 </s> add         in_qname = "extract{}_{}_in".format(self._instance, phase) </s> remove     @staticmethod
    def _load_mask(masker, image_is_aligned, configfile):
 </s> add     def _load_mask(self, masker, image_is_aligned, configfile): </s> remove             out_qname = "extract_{}_out".format(self._final_phase)
 </s> add             out_qname = "extract{}_{}_out".format(self._instance, self._final_phase) </s> remove                                                             configfile=configfile)
 </s> add                                                             configfile=configfile,
                                                            instance=self._instance) </s> remove                                                          normalize_method=normalize_method)
 </s> add                                                          normalize_method=normalize_method,
                                                         instance=self._instance)
                                                      configfile=configfile,
                                                      instance=self._instance)
              return None
          masker_name = masker.replace("-", "_").lower()
          logger.debug("Loading Masker: '%s'", masker_name)
          masker = PluginLoader.get_masker(masker_name)(image_is_aligned=image_is_aligned,
                                                      configfile=configfile,
                                                      instance=self._instance)
          return masker
  
      def _launch_plugin(self, phase):
          """ Launch an extraction plugin """
          logger.debug("Launching %s plugin", phase)
keep keep keep keep replace keep keep keep keep keep
 Extract - Allow multiple pipelines to be loaded 
plugins/extract/pipeline.py