class_docstr: Import MOJO Model
class_docstr_tok: ["Import","MOJO","Model"]
code: def model_key(self, model_key):
      self._parms["model_key"] = H2OFrame._validate(
          model_key, "model_key"
      )
  
file_path: h2o-3/h2o-py/h2o/estimators/generic.py
imports: from h2o.estimators.estimator_base import H2OEstimator
  from h2o.exceptions import H2OValueError
  from h2o.frame import H2OFrame
  from h2o.utils.typechecks import assert_is_type, Enum, numeric
label_desc: Use image node_id 3 for calling the H2OGenericEstimator obj's underlying member method code with example usage: obj.model_key(model_key) without return types