How to use the nornir.plugins.functions.text.print_result function in nornir

def test_print_failed_with_severity(self, nornir):
        nornir.config.logging.configure()
        result = nornir.run(read_data)
        print_result(result, vars=["exception", "output"], severity_level=logging.ERROR)

def main():
    nr = InitNornir(config_file="config.yaml")
    nr = nr.filter(F(groups__contains="eos"))
    for hostname, host_obj in nr.inventory.hosts.items():
        host_obj.password = PASSWORD
    agg_result = nr.run(task=networking.napalm_get, getters=["config"])
    print_result(agg_result)

def main():
    nr = InitNornir(config_file="config.yaml")
    nr = nr.filter(F(groups__contains="nxos"))
    agg_result = nr.run(task=napalm_get, getters=["config"])
    print_result(agg_result)

def main():
    nr = InitNornir(config_file="config.yaml")
    for hostname, host_obj in nr.inventory.hosts.items():
        if random.choice([True, False]):
            host_obj.password = BAD_PASSWORD
    agg_result = nr.run(task=send_command)
    print_result(agg_result)

def main():
    nr = InitNornir(config_file="config.yaml")
    nr = nr.filter(F(groups__contains="nxos"))
    agg_result = nr.run(task=get_checkpoint_file)
    print_result(agg_result)

def main():
    nr = InitNornir(config_file="config.yaml")
    nr = nr.filter(F(groups__contains="nxos"))
    agg_result = nr.run(task=render_configurations)
    print_result(agg_result)
    agg_result = nr.run(task=write_configurations)
    print_result(agg_result)
    agg_result = nr.run(task=deploy_configurations)
    print_result(agg_result)
    nr.run(task=validate_bgp)

prepare_interfaces,
        ensure_config_flags,
        get_current_checkpoint,
        render_configurations,
        create_new_checkpoint,
        push_updated_checkpoint,
    ]
    nr = InitNornir(config_file="config.yaml")
    nr = nr.filter(F(groups__contains="nxos"))
    for task in task_list:
        result = nr.run(task=task)
        if any(v.changed for k, v in result.items()):
            print(f">>> Task '{result.name.upper()}' changed...")
        if result.failed:
            print(f">>> Task '{result.name.upper()}' failed... result:")
            print_result(result)
        else:
            print(f">>> Task '{result.name.upper()}' completed successfully!")

def main():
    nr = InitNornir(config_file="config_b.yaml")
    nr = nr.filter(F(groups__contains="nxos"))
    agg_result = nr.run(task=networking.napalm_get, getters=["facts"])
    print_result(agg_result)