def get_default_simulation_kwargs(amp=None, model=None):
    """
    Returns default keyword arguments to set up a basic stimulus in a simulations
    Doesn't include amp as this usually needs to calculated (e.g. to find rheobase)
    or set to a specific value.
    """
    default_kwargs = {
            'dur':500.,
            'delay':1000.,
            'interval':0.,
            'num_stims':1,
            't_stop':1500.,
            'mechanisms':None,
            'make_plot':False,
            'plot_type':'default'}
    if amp: default_kwargs['amp'] = amp
    if model: default_kwargs['model'] = model
    return default_kwargs