code: def identity(obj):
      """Returns directly the argument *obj*."""
      return obj
  
imports: from bisect import bisect_right
  from collections import defaultdict
  from copy import deepcopy
  from functools import partial
  from itertools import chain
  from operator import eq
label_desc: Use image node_id 1 for calling a global function with example usage: identity(obj) and returns: obj