def dbg_lines(self, s):
        try:
            return [x['dbg_line'] for x in s] or [0]
        except:
            return [0]
Call wrapped function, cache result and return a reference.
dataset/ETHPy150Open EricssonResearch/calvin-base/calvin/csparser/checker.py/Checker.dbg_lines--crossover with--dataset/ETHPy150Open scikit-learn/scikit-learn/sklearn/externals/joblib/memory.py/MemorizedFunc.call_and_shelve