def METHOD_NAME(tgen):
    "Build function"
    # Populate routers
    for routern in range(1, 2):
        tgen.add_router("r{}".format(routern))
    # Populate switches
    for switchn in range(1, 33):
        switch = tgen.add_switch("sw{}".format(switchn))
        switch.add_link(tgen.gears["r1"])