__author__ = ‘admin‘
from gevent import monkey
monkey.patch_all(thread=False)
import gevent,time,os
from threading import Thread,currentThread
from multiprocessing import Process,Pool,current_process
from concurrent.futures import ProcessPoolExecutor,ThreadPoolExecutor
def thread_fun(item):
print(‘\033[33m <name:%s> <value:%s> <pid:%s> start...‘%(currentThread().name,item,os.getpid()))
time.sleep(1)
print(‘\033[33m <name:%s> <value:%s> <pid:%s> end...‘%(currentThread().name,item,os.getpid()))
def process_fun(item):
print(‘\033[35m <name:%s> <value:%s> <pid:%s> start...‘%(current_process().name,item,os.getpid()))
time.sleep(1)
print(‘\033[35m <name:%s> <value:%s> <pid:%s> start...‘%(current_process().name,item,os.getpid()))
def gevent_fun(item):
print(‘\033[36m <name:%s> <value:%s> <pid:%s> start...‘%(currentThread().name,item,os.getpid()))
time.sleep(1)
print(‘\033[36m <name:%s> <value:%s> <pid:%s> end...‘%(currentThread().name,item,os.getpid()))
return item**2
def thread_pool_fun(item):
print(‘\033[32m <name:%s> <value:%s> <pid:%s> start...‘%(currentThread().name,item,os.getpid()))
time.sleep(1)
print(‘\033[32m <name:%s> <value:%s> <pid:%s> end...‘%(currentThread().name,item,os.getpid()))
return item**2
def thread_pool_fun_callback(item):
print(‘\033[31m <name:%s> <value:%s> <pid:%s> start...‘%(currentThread().name,item,os.getpid()))
time.sleep(1)
print(‘\033[31m <name:%s> <value:%s> <pid:%s> end...‘%(currentThread().name,item,os.getpid()))
def process_pool_fun(item):
print(‘\033[30m <name:%s> <value:%s> <pid:%s> start...‘%(current_process().name,item,os.getpid()))
time.sleep(1)
print(‘\033[30m <name:%s> <value:%s> <pid:%s> end...‘%(current_process().name,item,os.getpid()))
return item**2
def process_pool_fun_callback(item):
print(‘\033[29m <name:%s> <value:%s> <pid:%s> start...‘%(current_process().name,item,os.getpid()))
time.sleep(1)
print(‘\033[29m <name:%s> <value:%s> <pid:%s> end...‘%(current_process().name,item,os.getpid()))
def pool_fun(item):
print(‘\033[28m <name:%s> <value:%s> <pid:%s> start...‘%(current_process().name,item,os.getpid()))
time.sleep(1)
print(‘\033[28m <name:%s> <value:%s> <pid:%s> end...‘%(current_process().name,item,os.getpid()))
return item**2
def pool_fun_callback(item):
print(‘\033[33m <name:%s> <value:%s> <pid:%s> start...‘%(current_process().name,item,os.getpid()))
time.sleep(1)
print(‘\033[33m <name:%s> <value:%s> <pid:%s> end...‘%(current_process().name,item,os.getpid()))
return item**2
if __name__ == ‘__main__‘:
# 开启单纯进程、线程、协成的方法
def thread(value):
threads = []
for i in range(value):
t = Thread(target=thread_fun,args=(i,))
threads.append(t)
t.start()
for obj in threads:
obj.join()
print(‘--------->thread is end‘)
def process(value):
processs = []
for i in range(value):
p = Process(target=process_fun,args=(i,))
processs.append(p)
p.start()
for obj in processs:
obj.join()
print(‘------>process is end‘)
def gev(value):
Gevents = []
for i in range(value):
g = gevent.spawn(gevent_fun,i)
Gevents.append(g)
gevent.joinall(Gevents)
res = [obj.value for obj in Gevents]
print(res)
print(‘------>gevent is end‘)
def thread_pool(value):
thp = ThreadPoolExecutor(4)
targets = []
for i in range(value):
target = thp.submit(thread_pool_fun,i)
# target = thp.submit(thread_pool_fun,i).add_done_callback(thread_pool_fun_callback)
#这种方式使用回调函数，就不能再获取函数(第一个、第二个)的返回值，如果使用result()会报错，报错原因是没有result属性
targets.append(target)
thp.shutdown()
res = [obj.result() for obj in targets]
# obj = thp.map(thread_pool_fun,range(5))
# res = list(obj)
print(res)
print(‘------>ThreadPoolExecutor is end‘)
def process_pool(value):
pop = ProcessPoolExecutor(4)
targets = []
for i in range(value):
target = pop.submit(process_pool_fun,i)
# target = pop.submit(process_pool_fun,i).add_done_callback(process_pool_fun_callback)
# 这种方式使用回调函数，就不能再获取函数(第一个、第二个)的返回值，如果使用result()会报错，报错原因是没有result属性
targets.append(target)
pop.shutdown()
res = [obj.result() for obj in targets]
# obj = pop.map(process_pool_fun,range(value))
# res = list(obj)
print(res)
print(‘------>ProcessPoolExecutor is end‘)
def pool(value):
targets = []
p = Pool(4)
for i in range(value):
target = p.apply_async(func=pool_fun,args=(i,))
# target = p.apply_async(func=pool_fun,args=(i,),callback=pool_fun_callback)
# 注意一点的是，在回调函数下使用get()方法取得的结果仍然是第一个函数处理后的结果
targets.append(target)
p.close()
p.join()
res = [obj.get() for obj in targets]
# obj = p.map(pool_fun,range(5))
# obj = p.map_async(pool_fun,range(5))
# map()函数的使用
# res = list(obj)#第一种map的获取结果方式，是个列表
# res = obj.get()#第二种map的获取结果方式
print(res)
print(‘------>processpool is end‘)
#开启组合多进程、线程、协成的方法
def run(process_num,thread_num,gevent_num):
t_pool = ThreadPoolExecutor(4)
p_pool = ProcessPoolExecutor(4)
processs = []
threads = []
gevents = []
for i in range(process_num):
obj = p_pool.submit(process_pool_fun,i)
processs.append(obj)
for i in range(thread_num):
obj = t_pool.submit(thread_pool_fun,i)
threads.append(obj)
for i in range(gevent_num):
obj = gevent.spawn(gevent_fun,i)
gevents.append(obj)
p_pool.shutdown()
t_pool.shutdown()
gevent.joinall(gevents)
p_result = [item.result() for item in processs]
t_result = [item.result() for item in threads]
g_value = [item.value for item in gevents]
print(‘<p_result:%s>‘%p_result)
print(‘<t_result:%s>‘%t_result)
print(‘<g_value:%s>‘%g_value)
调用单纯开启进程、线程、协成的方式
thread(5)
process(5)
gev(5)
thread_pool(5)
process_pool(5)
pool(5)
调用混合开启进程、线程、协成的方式
run(5,5,5)
原文地址：https://www.cnblogs.com/52-qq/p/8282416.html
时间： 2024-10-28 18:59:13