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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 unindex_objects(mapping_type, ids, es=None, index=None):
 """Remove documents of a specified mapping_type from the index. This allows for asynchronous deleting. If a mapping_type extends Indexable, you can add a ``pre_delete`` hook for the model that it's based on like this:: @receiver(dbsignals.pre_delete, sender=MyModel) def remove_from_index(sender, instance, **kw):
 from elasticutils.contrib.django import tasks tasks.unindex_objects.delay(MyMappingType, [instance.id]) :arg mapping_type: the mapping type for these ids :arg ids: the list of ids of things to remove :arg es: The `Elasticsearch` to use. If you don't specify an `Elasticsearch`, it'll use `mapping_type.get_es()`. :arg index: The name of the index to use. If you don't specify one it'll use `mapping_type.get_index()`. """

    if settings.ES_DISABLED:
        return

    for id_ in ids:
        mapping_type.unindex(id_, es=es, index=index)