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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_router_table(routers):
 """Formats output from _get_routers and returns a table. """

    table = formatting.Table(['Datacenter', 'Hostname', 'Backend Router Id'], "Available Routers")
    for router in routers:
        datacenter = router['topLevelLocation']['longName']
        table.add_row([datacenter, router['hostname'], router['id']])
    return table