<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def get_model_names(app_label, models):
 """ Map model names to their swapped equivalents for the given app """

    return dict(
        (model, get_model_name(app_label, model))
        for model in models
    )