code: def loop_initializing_variant_variable(n):
      for i in range(n):
          if i == 0:
              a = 1
          else:
              a = a + 1
      return a
  
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 17 for calling a global function with example usage: loop_initializing_variant_variable(n) and returns: a