code: def _tfr_control_flow_tensor_list_size(ins):
      n = len(ins)
      if n == 0:
          return array_ops.Const(
              value=[[0, 1], [2, 3]], dtype=dtypes.int64
          )
      else:
          return math_ops.AddN(ins)
  
imports: import sys
  from tensorflow.compiler.mlir.python.mlir_wrapper import filecheck_wrapper
  from tensorflow.compiler.mlir.tfr.python import composite
  from tensorflow.compiler.mlir.tfr.python.tfr_gen import tfr_gen_from_module
  from tensorflow.compiler.mlir.tfr.resources import gen_test_ops
  from tensorflow.python.framework import dtypes
  from tensorflow.python.ops import gen_array_ops
  from tensorflow.python.ops import gen_math_ops
  from tensorflow.python.platform import test
label_desc: Use image node_id 13 for calling a global function with example usage: _tfr_control_flow_tensor_list_size(ins) and returns: array_ops, math_ops