class_docstr: Principal Components Analysis
class_docstr_tok: ["Principal","Components","Analysis"]
code: def pca_method(self, pca_method):
      assert_is_type(
          pca_method,
          None,
          Enum("gram_s_v_d", "power", "randomized", "glrm"),
      )
      self._parms["pca_method"] = pca_method
  
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 15 for calling the H2OPrincipalComponentAnalysisEstimator obj's underlying member method code with example usage: obj.pca_method(pca_method) without return types