python(1)

来源：互联网发布：怎么使用 java工作流编辑：程序博客网时间：2024/05/01 22:59

try:    from io import StringIOexcept ImportError:    from cStringIO import StringIO

import threadingimport queueclass Job(object):    def __init__(self, priority, description):        self.priority = priority        self.description = description        print(priority)    def __lt__(self, other):        return self.priority < other.priority    def __ge__(self, other):        return self.priority >= other.priorityq = queue.PriorityQueue()q.put(Job(3, "m"))q.put(Job(10, "l"))q.put(Job(1, "I"))def process_job(q):    while True:        next_job = q.get()        print(next_job.description)workers = [threading.Thread(target=process_job, args=(q,)),           threading.Thread(target=process_job, args=(q,))]for worker in workers:    worker.setDaemon(True)    worker.start()q.join()

import functoolsimport inspectfrom pprint import pprint@functools.total_orderingclass MyObject(object):    def __init__(self, val):        self.val = val    def __eq__(self, other):        return self.val == other.val    def __gt__(self, other):        return self.val > other.valprint('Methods')pprint(inspect.getmembers(MyObject, inspect.ismethod))a = MyObject(1)b = MyObject(2)print('Comparisons')for expr in ['a < b', 'a <= b', 'a == b', 'a >= b', 'a > b']:    print(expr)    result = eval(expr)    print(expr, result)

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