class_docstr: Principal Components Analysis
class_docstr_tok: ["Principal","Components","Analysis"]
code: def validation_frame(self, validation_frame):
      self._parms["validation_frame"] = H2OFrame._validate(
          validation_frame, "validation_frame"
      )
  
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 5 for calling the H2OPrincipalComponentAnalysisEstimator obj's underlying member method code with example usage: obj.validation_frame(validation_frame) without return types