Acquisition selector

def select_acquisition(name):
    '''
    Acquisition selector
    '''
    if name == 'EI':
        return AcquisitionEI
    elif name == 'EI_MCMC':
        return AcquisitionEI_MCMC
    elif name == 'LCB':
        return AcquisitionLCB
    elif name == 'LCB_MCMC':
        return AcquisitionLCB_MCMC
    elif name == 'MPI':
        return AcquisitionMPI
    elif name == 'MPI_MCMC':
        return AcquisitionMPI_MCMC
    elif name == 'LP':
        return AcquisitionLP
    elif name == 'ES':
        return AcquisitionEntropySearch
    else:
        raise Exception('Invalid acquisition selected.')