linux本机的oid

from pysnmp.hlapi import *

def get_oid_value(target_ip, community, oid):
    errorIndication, errorStatus, errorIndex, varBinds = next(
        getCmd(SnmpEngine(),
               CommunityData(community),
               UdpTransportTarget((target_ip, 161)),
               ContextData(),
               ObjectType(ObjectIdentity(oid)))
    )

    if errorIndication:
        print(errorIndication)
    elif errorStatus:
        print('%s at %s' % (errorStatus.prettyPrint(),
                            errorIndex and varBinds[int(errorIndex) - 1][0] or '?'))
    else:
        for varBind in varBinds:
            return ' = '.join([x.prettyPrint() for x in varBind])

# 示例调用
target_ip = '192.168.1.1'
community = 'public'
oid = '1.3.6.1.2.1.1.1.0'  # 系统描述
value = get_oid_value(target_ip, community, oid)
print(f'OID {oid} 的值是: {value}')