class_docstr: Accessor to ``sklearn.metrics``.
docstr: Not implemented
docstr_tok: ["Not","implemented"]
code: def pairwise(self):
      """Not implemented"""
      raise NotImplementedError
  
imports: from pandas_ml.core.accessor import _AccessorMethods, _attach_methods, _wrap_target_pred_func, _wrap_target_pred_noargs
  import pandas_ml.util
label_desc: Use image node_id 19 for calling the MetricsMethods obj's underlying member method code with example usage: obj.pairwise() without return types