def get_target_labels(orig_labels=None, random=False, orig_targ_labels_dict={}):

    raise NotImplementedError(f"'get_target_labels()' function is yet to be implemented. ")
    
    if random and not orig_targ_labels_dict: raise ValueError("Arguments 'random' and 'orig_targ_labels_dict' are mutually exclusive. Use either of them.")
    
    if random:
        pass
    
    if not orig_targ_labels_dict: # if dict is not empty
        pass