class_docstr: Set the remembers the order elements were added
class_docstr_tok: ["Set","the","remembers","the","order","elements","were","added"]
code: def difference_update(self, s):
      check_deterministic(s)
      for elem in s:
          if elem in self:
              self.remove(elem)
      return self
  
imports: from __future__ import absolute_import, print_function, division
  import types
  import weakref
  from six import string_types
label_desc: Use image node_id 8 for calling the OrderedSet obj's underlying member method code with example usage: obj.difference_update(s) and returns: self