code: def test_index():
      a = [1, 2, 3]
      check("a[2]", 3)
  
file_path: tensor-sensor/testing/test_tree_eval.py
imports: from tsensor.parsing import *
  import tsensor.ast
  import sys
  import numpy
label_desc: Use image node_id 7 for calling a global function with example usage: test_index() without return types