def get_hidden_members():
    # Both 'hidden' and 'slaveDelay'
    secondaries = get_secondaries()
    readers = get_hosts() + get_passives()
    for member in readers:
        try:
            secondaries.remove(member)
        except __HOLE__:
            # Skip primary
            pass
    return secondaries
dataset/ETHPy150Open mongodb/motor/test/high_availability/ha_tools.py/get_hidden_members