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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def copy_model_instance(obj):
 """ Copy Django model instance as a dictionary excluding automatically created fields like an auto-generated sequence as a primary key or an auto-created many-to-one reverse relation. :param obj: Django model object :return: copy of model instance as dictionary """

    meta = getattr(obj, '_meta')  # make pycharm happy
    # dictionary of model values excluding auto created and related fields
    return {f.name: getattr(obj, f.name)
            for f in meta.get_fields(include_parents=False)
            if not f.auto_created}