def do_OP_ROLL(stack, require_minimal):
    v = nonnegative_int_from_script_bytes(stack.pop(), require_minimal=require_minimal)
    stack.append(stack.pop(-v-1))
Test that the season length has to be greater than 0.
dataset/ETHPy150Open richardkiss/pycoin/pycoin/tx/script/microcode.py/do_OP_ROLL--crossover with--dataset/ETHPy150Open T-002/pycast/pycast/tests/methodtest.py/HoltWintersMethodTest.season_length_test