class_docstr: Python class for ordered set.
  Code taken from https://github.com/buyalsky/ordered-hash-set/tree/5198b23e01faeac3f5398ab2c08cb013d14b3702.
docstr: Function to determine if the set is empty or not.
  
  :returns: ``True`` if the set is empty, ``False`` otherwise.
docstr_tok: ["Function","to","determine","if","the","set","is","empty","or","not",".",":","returns",":","``","True","``","if","the","set","is","empty",",","``","False","``","otherwise","."]
code: def is_empty(self):
      """
      Function to determine if the set is empty or not.
  
      :returns: ``True`` if the set is empty, ``False`` otherwise.
      """
      return self.__len__() == 0
  
file_path: dowhy/dowhy/utils/ordered_set.py
label_desc: Use image node_id 4 for calling the OrderedSet obj's underlying member method code with example usage: obj.is_empty() and returns: unknown