Method shm2df

backtesting/_util.py:330–337

(data_shm)

    @staticmethod
    def shm2df(data_shm):
        shm = [SharedMemory(name=name, create=False, track=False) for _, name, _, _ in data_shm]
        df = pd.DataFrame({
            col: SharedMemoryManager.shm2s(shm, shape, dtype)
            for shm, (col, _, shape, dtype) in zip(shm, data_shm)})
        df.set_index(SharedMemoryManager._DF_INDEX_COL, drop=True, inplace=True)
        df.index.name = None
        return df, shm