摘要：
679 yum install gcc* 683 yum install snmp 684 yum install snmp* 686 yum install snmpget 687 yum install snmp* 690 yum install net-snmp-devel 692 yum install net-snmp 693 yum i... 阅读全文
摘要：
'''
shelve模块:
映射容器
存储对象，被存储的对象都会被序列化并且被写入文件
反序列化然后从文件获取任意对象
method：shelve.open()
'r' Open existing database for reading only (default)
'w' Open existing database for reading and writing
'c' Open database for reading and writing, creating it if it doesn’t exist
'n' Always create a new, empty database, open for reading and writing
''' 阅读全文