def _get_matchers(self, matcher_names):
        matchers = []
        try:
            for m in matcher_names:
                matchers.append(self.matchers[m])
        except __HOLE__:
            raise KeyError(
                "Matcher {0} doesn't exist or isn't registered".format(m)
            )
        return matchers
dataset/ETHPy150Open kevin1024/vcrpy/vcr/config.py/VCR._get_matchers