def doc_info(self):
        return [(v, getattr(self, k)) for k, v in self.DOC_NAMES.iteritems() \
            if getattr(self, k, None) is not None]
Check for user typos in "params" keys to avoid
dataset/ETHPy150Open fiam/wapi/validators.py/Validator.doc_info--crossover with--dataset/ETHPy150Open fchollet/keras/keras/wrappers/scikit_learn.py/BaseWrapper.check_params