def flag_to_seq(flag):
    if flag in REVERSE_SYSTEM_FLAG_MAP:
        return REVERSE_SYSTEM_FLAG_MAP[flag]
    return flag

####################################################################
#
:example 'PSC 5394 Box 3492
dataset/ETHPy150Open scanner/asimap/asimap/constants.py/flag_to_seq--crossover with--dataset/ETHPy150Open joke2k/faker/faker/providers/address/en_US/__init__.py/Provider.military_apo