dcye2008的专栏

转载自http://www.cnblogs.com/tqsummer/archive/2011/01/25/1944771.html要点：python线程：thread和threading模块同步机制：锁：thread：Lock对象threading：RLock对象条件变量：condition对象队列：queue

1.os.path模块os.path.abspath(path)Return a normalized absolutized version of the pathname path. On most platforms, this is equivalent to calling the function normpath()  as follows: normpath(joi