class_docstr: Feature Importance
class_docstr_tok: ["Feature","Importance"]
docstr: Returns maximum number of features.
docstr_tok: ["Returns","maximum","number","of","features","."]
code: def maximum_number_feature(self):
      """Returns maximum number of features."""
      return self._maximum_number_feature
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  from typing import List, Tuple
  import numpy
  from xai.formatter.contents.base import Content
  from xai.formatter.writer.base import Writer
label_desc: Use image node_id 4 for calling the FeatureImportance obj's underlying member method code with example usage: obj.maximum_number_feature() and returns: self