store_csv.py 文件源码

def split_in_pairs(split_list):
    """
    Input: ["Element1", "Element2", "Element3", "Element4"]
    Output: (["Element1", "Element3"], ["Element2", "Element4"])
    """
    def compress_elements(split_list, elements, times):
        return compress(split_list, chain.from_iterable(repeat(elements, times)))

    n_times = len(split_list) // 2
    return compress_elements(split_list, [1,0], n_times), compress_elements(split_list, [0,1], n_times)


# separate Class names and file names in two different lists