@abc.abstractmethod
    def extract(self, img):
Return the template given the plotType.  This is currently hardcoded
dataset/ETHPy150Open sightmachine/SimpleCV/SimpleCV/Features/FeatureExtractorBase.py/FeatureExtractorBase.extract--crossover with--dataset/ETHPy150Open VisTrails/VisTrails/contrib/cdat/cdat_window.py/QVariableView.getTemplateName