def get_flexhouse(simulated=False, physical=False, simulate_on_dumpload_ID="", simulate_on_battery=False):
    """
        Return an instantiated object which operates as a flexhouse.
        input:
            simulated (bool): Whether the flexhouse should be simulated
            physical (bool): Whether the flexhouse should be the real flexhouse
            simulate_on_dumpload_ID (string): The ID of the dumpload on which to simulate the flexhouse
            simulate_on_battery (bool): Whether to simulate on battery

        return:
            flexhouse: A flexhouse object
    """

    if simulated:
        if simulate_on_battery:
            from .virtual.FlexHouse_sim_batt import FlexHouse_sim_batt
            return FlexHouse_sim_batt('batt1')
        else:
            from .virtual.FlexHouse_sim import FlexHouse_sim
            assert simulate_on_dumpload_ID != "", "Must supply an ID string for the dumpload used in Flexhouse simulation if not simulating on battery"
            return FlexHouse_sim(simulate_on_dumpload_ID)
    elif physical:
        from .physical.FlexHouse_real import FlexHouse_real
        return FlexHouse_real()
    else:
        raise Exception('Must define if FlexHouse instance is real or simulated')