Python threading模块
2种调用方式
直接调用
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import
threading
import
time
def
sayhi(num):
#定义每个线程要运行的函数
print
(
"running on number:%s"
%
num)
time.sleep(
3
)
if
__name__
=
=
'__main__'
:
t1
=
threading.Thread(target
=
sayhi,args
=
(
1
,))
#生成一个线程实例
t2
=
threading.Thread(target
=
sayhi,args
=
(
2
,))
#生成另一个线程实例
t1.start()
#启动线程
t2.start()
#启动另一个线程
print
(t1.getName())
#获取线程名
print
(t2.getName())
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继承式调用
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import
threading
import
time
class
MyThread(threading.Thread):
def
__init__(
self
,num):
threading.Thread.__init__(
self
)
self
.num
=
num
def
run(
self
):
#定义每个线程要运行的函数
print
(
"running on number:%s"
%
self
.num)
time.sleep(
3
)
if
__name__
=
=
'__main__'
:
t1
=
MyThread(
1
)
t2
=
MyThread(
2
)
t1.start()
t2.start()
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