code: def for_basic_dict(n, x, a, b):
      y = {"a": a, "b": b}
      for i in range(n):
          x -= 1
          y["a"] += i
      return y
  
imports: import itertools
  from absl.testing import parameterized
  import tensorflow
  from tensorflow.python.autograph.tests import reference_test_base
label_desc: Use image node_id 14 for calling a global function with example usage: for_basic_dict(n, x, a, b) and returns: y