class_docstr: Perform a column operation. If inplace is True, then cbind the result onto original frame,
  otherwise, perform the operation in place.
class_docstr_tok: ["Perform","a","column","operation",".","If","inplace","is","True",",","then","cbind","the","result","onto","original","frame",",","otherwise",",","perform","the","operation","in","place","."]
code: def transform(self, X, y=None, **params):
      res = H2OColOp._transform_helper(X, params)
      if self.inplace:
          X[self.col] = res
      else:
          return X.cbind(res)
      return X
  
imports: import warnings
  from .transform_base import H2OTransformer
label_desc: Use image node_id 3 for calling the H2OColOp obj's underlying member method code with example usage: obj.transform(X, y) and returns: X, X