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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 validate_get_dbs(connection):
 """ validates the connection object is capable of read access to rethink should be at least one test database by default :param connection: <rethinkdb.net.DefaultConnection> :return: <set> list of databases :raises: ReqlDriverError AssertionError """

    remote_dbs = set(rethinkdb.db_list().run(connection))
    assert remote_dbs
    return remote_dbs