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Python练习(day9)-沐梓琼-51CTO博客
source link: http://blog.51cto.com/10630401/2069958
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练习1、模拟抢车票（进程同步锁）代码1：（并发运行,效率高,但竞争同一文件,数据写入错乱）frommultiprocessingimportProcessimporttime,json,randomdefsearch():dic=json.load(open('db.txt'))print('剩余票数%s'%dic['count'])defget():dic=json.load(open('db.
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