class_docstr: A trivial range()-like object that has an insert() method.
class_docstr_tok: ["A","trivial","range","(",")","-like","object","that","has","an","insert","(",")","method","."]
code: def __getitem__(self, idx):
      n = self.stop - self.start
      if idx < 0:
          idx += n
      if idx >= n:
          raise IndexError(idx)
      return self.start + idx
  
imports: import sys
  import unittest
  from test.support import import_helper
  from collections import UserList
label_desc: Use image node_id 3 for calling the Range obj's underlying member method code with example usage: obj.__getitem__(idx) and returns: unknown