code: def test_xgboost_instance_num_row(
      init_array,
      frontend_method_data,
      init_flags,
      method_flags,
      backend_fw,
      frontend,
      on_device,
  ):
      dtype, arr = init_array
      helpers.test_frontend_method(
          init_input_dtypes=dtype,
          backend_to_test=backend_fw,
          init_all_as_kwargs_np={"data": arr[0]},
          method_input_dtypes=[],
          method_all_as_kwargs_np={},
          frontend=frontend,
          frontend_method_data=frontend_method_data,
          init_flags=init_flags,
          method_flags=method_flags,
          on_device=on_device,
      )
  
label_desc: Use image node_id 2 for calling a global function with example usage: test_xgboost_instance_num_row(init_array, frontend_method_data, init_flags, method_flags, backend_fw, frontend, on_device) without return types