main5.py

class MergeFilledRevService:
    @classmethod
    def read1(cls):
        from service.read.filled.glacier_goods_option_dest_aug7_all import MY_REVISIONS_ALL

        return MY_REVISIONS_ALL

    @classmethod
    def read2(cls):
        from service.read.filled.glacier_missing_options_out2 import MY_REVISIONS_FIRST

        return MY_REVISIONS_FIRST

    @classmethod
    def read3(cls):
        from service.read.filled.glacier_missing_options_out3_filled import MY_REVISIONS_SECOND

        return MY_REVISIONS_SECOND

    @classmethod
    def merge_revs(cls, revs1, revs2, revs3):
        res = []
        map2 = {rev.goods_option_sno: rev for rev in revs2}
        map3 = {rev.goods_option_sno: rev for rev in revs3}
        for rev in revs1:
            if rev.goods_option_sno in map3:
                res.append(map3.get(rev.goods_option_sno))
                continue

            if rev.goods_option_sno in map2:
                res.append(map2.get(rev.goods_option_sno))
                continue

            res.append(rev)

        return res

    @classmethod
    def _perform_write_as_file(cls, filename: str, revisions):
        print('write starts at ', filename)
        with open(f'resource/dest/{filename}.py', 'w') as f:
            f.write(f'MY_REVISIONS = [\n')
            for rev in revisions:
                f.write('    ')
                f.write(str(rev))
                f.write(',')
                f.write('\n')
            f.write(']')
        print('successfully written revisions: ', len(revisions))


revs1 = MergeFilledRevService.read1()
print('revs1: ', len(revs1))
revs2 = MergeFilledRevService.read2()
print('revs2: ', len(revs2))
revs3 = MergeFilledRevService.read3()
print('revs3: ', len(revs3))

merged_revs = MergeFilledRevService.merge_revs(revs1, revs2, revs3)
print('merged_revs: ', len(merged_revs))

MergeFilledRevService._perform_write_as_file('merged_revisions_filled_final', merged_revs)