python 多进程创建 使用multiprocessing
import multiprocessingimport time
def clock(interval):
while True:
print ("the time is %s"% time.time())
time.sleep(interval)
if __name__=="__main__":
p = multiprocessing.Process(target=clock,args=(15,))
p.start() #启动进程
"""
定义进程的另一种方法,继承Process类,并实现run方法
"""
class ClockProcessing(multiprocessing.Process):
def __init__(self, intverval):
multiprocessing.Process.__init__(self)
self.intverval = intverval
def run(self):
while True:
print ("the time is %s"% time.time())
time.sleep(self.interval)
if __name__=="__main__":
p = ClockProcessing(15)
p.start() #启动进程
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