def IsBlockClose(self):
    return self._is_block_close
Turn an iterable argument V into a Tuple and unpolarify, since both
dataset/ETHPy150Open google/closure-linter/closure_linter/statetracker.py/StateTracker.IsBlockClose--crossover with--dataset/ETHPy150Open sympy/sympy/sympy/functions/special/hyper.py/_prep_tuple