# coding=utf-8 2 """ 3 Demonstrates how to use the background scheduler to schedule a job that executes on 3 second 4 intervals. 5 """ 6 7 from datetime import datetime 8 import time 9 import os10 11 from apscheduler.schedulers.background import BackgroundScheduler12 13 14 def tick():15 print('Tick! The time is: %s' % datetime.now())16 17 18 if __name__ == '__main__':19 scheduler = BackgroundScheduler()20 scheduler.add_job(tick, 'interval', seconds=3) #间隔3秒钟执行一次21 scheduler.start() #这里的调度任务是独立的一个线程22 print('Press Ctrl+{0} to exit'.format('Break' if os.name == 'nt' else 'C'))23 24 try:25 # This is here to simulate application activity (which keeps the main thread alive).26 while True:27 time.sleep(2) #其他任务是独立的线程执行28 print('sleep!')29 except (KeyboardInterrupt, SystemExit):30 # Not strictly necessary if daemonic mode is enabled but should be done if possible31 scheduler.shutdown()32 print('Exit The Job!')
非阻塞调度,在指定的时间执行一次
1 # coding=utf-8 2 """ 3 Demonstrates how to use the background scheduler to schedule a job that executes on 3 second 4 intervals. 5 """ 6 7 from datetime import datetime 8 import time 9 import os10 11 from apscheduler.schedulers.background import BackgroundScheduler12 13 14 def tick():15 print('Tick! The time is: %s' % datetime.now())16 17 18 if __name__ == '__main__':19 scheduler = BackgroundScheduler()20 #scheduler.add_job(tick, 'interval', seconds=3)21 scheduler.add_job(tick, 'date', run_date='2016-02-14 15:01:05') #在指定的时间,只执行一次22 scheduler.start() #这里的调度任务是独立的一个线程23 print('Press Ctrl+{0} to exit'.format('Break' if os.name == 'nt' else 'C'))24 25 try:26 # This is here to simulate application activity (which keeps the main thread alive).27 while True:28 time.sleep(2) #其他任务是独立的线程执行29 print('sleep!')30 except (KeyboardInterrupt, SystemExit):31 # Not strictly necessary if daemonic mode is enabled but should be done if possible32 scheduler.shutdown()33 print('Exit The Job!')
非阻塞的方式,采用cron的方式执行
1 # coding=utf-8 2 """ 3 Demonstrates how to use the background scheduler to schedule a job that executes on 3 second 4 intervals. 5 """ 6 7 from datetime import datetime 8 import time 9 import os10 11 from apscheduler.schedulers.background import BackgroundScheduler12 13 14 def tick():15 print('Tick! The time is: %s' % datetime.now())16 17 18 if __name__ == '__main__':19 scheduler = BackgroundScheduler()20 #scheduler.add_job(tick, 'interval', seconds=3)21 #scheduler.add_job(tick, 'date', run_date='2016-02-14 15:01:05')22 scheduler.add_job(tick, 'cron', day_of_week='6', second='*/5')23 '''24 year (int|str) – 4-digit year25 month (int|str) – month (1-12)26 day (int|str) – day of the (1-31)27 week (int|str) – ISO week (1-53)28 day_of_week (int|str) – number or name of weekday (0-6 or mon,tue,wed,thu,fri,sat,sun)29 hour (int|str) – hour (0-23)30 minute (int|str) – minute (0-59)31 second (int|str) – second (0-59)32 33 start_date (datetime|str) – earliest possible date/time to trigger on (inclusive)34 end_date (datetime|str) – latest possible date/time to trigger on (inclusive)35 timezone (datetime.tzinfo|str) – time zone to use for the date/time calculations (defaults to scheduler timezone)36 37 * any Fire on every value38 */a any Fire every a values, starting from the minimum39 a-b any Fire on any value within the a-b range (a must be smaller than b)40 a-b/c any Fire every c values within the a-b range41 xth y day Fire on the x -th occurrence of weekday y within the month42 last x day Fire on the last occurrence of weekday x within the month43 last day Fire on the last day within the month44 x,y,z any Fire on any matching expression; can combine any number of any of the above expressions45 '''46 scheduler.start() #这里的调度任务是独立的一个线程47 print('Press Ctrl+{0} to exit'.format('Break' if os.name == 'nt' else 'C'))48 49 try:50 # This is here to simulate application activity (which keeps the main thread alive).51 while True:52 time.sleep(2) #其他任务是独立的线程执行53 print('sleep!')54 except (KeyboardInterrupt, SystemExit):55 # Not strictly necessary if daemonic mode is enabled but should be done if possible56 scheduler.shutdown()57 print('Exit The Job!')
阻塞的方式,间隔3秒执行一次
1 # coding=utf-8 2 """ 3 Demonstrates how to use the background scheduler to schedule a job that executes on 3 second 4 intervals. 5 """ 6 7 from datetime import datetime 8 import os 9 10 from apscheduler.schedulers.blocking import BlockingScheduler11 12 13 def tick():14 print('Tick! The time is: %s' % datetime.now())15 16 17 if __name__ == '__main__':18 scheduler = BlockingScheduler()19 scheduler.add_job(tick, 'interval', seconds=3)20 21 print('Press Ctrl+{0} to exit'.format('Break' if os.name == 'nt' else 'C'))22 23 try:24 scheduler.start() #采用的是阻塞的方式,只有一个线程专职做调度的任务25 except (KeyboardInterrupt, SystemExit):26 # Not strictly necessary if daemonic mode is enabled but should be done if possible27 scheduler.shutdown()28 print('Exit The Job!')
采用阻塞的方法,只执行一次
1 # coding=utf-8 2 """ 3 Demonstrates how to use the background scheduler to schedule a job that executes on 3 second 4 intervals. 5 """ 6 7 from datetime import datetime 8 import os 9 10 from apscheduler.schedulers.blocking import BlockingScheduler11 12 13 def tick():14 print('Tick! The time is: %s' % datetime.now())15 16 17 if __name__ == '__main__':18 scheduler = BlockingScheduler()19 scheduler.add_job(tick, 'date', run_date='2016-02-14 15:23:05')20 21 print('Press Ctrl+{0} to exit'.format('Break' if os.name == 'nt' else 'C'))22 23 try:24 scheduler.start() #采用的是阻塞的方式,只有一个线程专职做调度的任务25 except (KeyboardInterrupt, SystemExit):26 # Not strictly necessary if daemonic mode is enabled but should be done if possible27 scheduler.shutdown()28 print('Exit The Job!')
采用阻塞的方式,使用cron的调度方法
1 # coding=utf-8 2 """ 3 Demonstrates how to use the background scheduler to schedule a job that executes on 3 second 4 intervals. 5 """ 6 7 from datetime import datetime 8 import os 9 10 from apscheduler.schedulers.blocking import BlockingScheduler11 12 13 def tick():14 print('Tick! The time is: %s' % datetime.now())15 16 17 if __name__ == '__main__':18 scheduler = BlockingScheduler()19 scheduler.add_job(tick, 'cron', day_of_week='6', second='*/5')20 '''21 year (int|str) – 4-digit year22 month (int|str) – month (1-12)23 day (int|str) – day of the (1-31)24 week (int|str) – ISO week (1-53)25 day_of_week (int|str) – number or name of weekday (0-6 or mon,tue,wed,thu,fri,sat,sun)26 hour (int|str) – hour (0-23)27 minute (int|str) – minute (0-59)28 second (int|str) – second (0-59)29 30 start_date (datetime|str) – earliest possible date/time to trigger on (inclusive)31 end_date (datetime|str) – latest possible date/time to trigger on (inclusive)32 timezone (datetime.tzinfo|str) – time zone to use for the date/time calculations (defaults to scheduler timezone)33 34 * any Fire on every value35 */a any Fire every a values, starting from the minimum36 a-b any Fire on any value within the a-b range (a must be smaller than b)37 a-b/c any Fire every c values within the a-b range38 xth y day Fire on the x -th occurrence of weekday y within the month39 last x day Fire on the last occurrence of weekday x within the month40 last day Fire on the last day within the month41 x,y,z any Fire on any matching expression; can combine any number of any of the above expressions42 '''43 44 print('Press Ctrl+{0} to exit'.format('Break' if os.name == 'nt' else 'C'))45 46 try:47 scheduler.start() #采用的是阻塞的方式,只有一个线程专职做调度的任务48 except (KeyboardInterrupt, SystemExit):49 # Not strictly necessary if daemonic mode is enabled but should be done if possible50 scheduler.shutdown()51 print('Exit The Job!')