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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 get_all(cls):
 """Query for all Todo items ordered by creation date. This method is eventually consistent to avoid the need for an extra index. """


    req = datastore.RunQueryRequest()
    q = req.query
    set_kind(q, kind='Todo')
    add_property_orders(q, 'created')
    resp = datastore.run_query(req)
    todos = [Todo.from_proto(r.entity) for r in resp.batch.entity_results]
    return todos