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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 load_db_from_url(url="https://github.com/OpenExoplanetCatalogue/oec_gzip/raw/master/systems.xml.gz"):
 """ Loads the database from a gzipped version of the system folder, by default the one located in the oec_gzip repo in the OpenExoplanetCatalogue GitHub group. The database is loaded from the url in memory :param url: url to load (must be gzipped version of systems folder) :return: OECDatabase objected initialised with latest OEC Version """


    catalogue = gzip.GzipFile(fileobj=io.BytesIO(requests.get(url).content))
    database = OECDatabase(catalogue, stream=True)

    return database