code: def test_standardize_lag_order_tuple_bool():
      # Non-list iterable input, lags
      assert_equal(standardize_lag_order(0), 0)
      assert_equal(standardize_lag_order(1), 1)
      assert_equal(standardize_lag_order((0, 1)), [2])
      assert_equal(standardize_lag_order((0, 1, 0, 1)), [2, 4])
  
file_path: statsmodels/statsmodels/tsa/arima/tests/test_tools.py
imports: import numpy
  from numpy.testing import assert_equal, assert_raises
  from statsmodels.tsa.arima.tools import standardize_lag_order, validate_basic
label_desc: Use image node_id 6 for calling a global function with example usage: test_standardize_lag_order_tuple_bool() without return types