(i, t1)
| 749 | i = constant_op.constant(0, dtype=dtypes.int32) |
| 750 | |
| 751 | def body(i, t1): |
| 752 | t1 = list_ops.tensor_list_push_back(t1, i) |
| 753 | i += 1 |
| 754 | return i, t1 |
| 755 | |
| 756 | i, t1 = control_flow_ops.while_loop(lambda i, t1: math_ops.less(i, 4), |
| 757 | body, [i, t1]) |