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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 arangodb(delete, db_name):
 """Setup ArangoDB database db_name: Either 'belns' or 'edgestore' - must be one or the other This will create the database, collections and indexes on the collection if it doesn't exist. The --delete option will force removal of the database if it exists."""


    if delete:
        client = bel.db.arangodb.get_client()
        bel.db.arangodb.delete_database(client, db_name)

    if db_name == "belns":
        bel.db.arangodb.get_belns_handle(client)
    elif db_name == "edgestore":
        bel.db.arangodb.get_edgestore_handle(client)