Load all available DRPs in 'entry_point'.

def load_drp(self, name, entry_point='numina.pipeline.1'):
        """Load all available DRPs in 'entry_point'."""

        for drpins in self.iload(entry_point):
            if drpins.name == name:
                return drpins
        else:
            raise KeyError('{}'.format(name))