框架APScheduler在python中调度使用的实例详解

本篇文章主要介绍了详解python调度框架APScheduler使用，小编觉得挺不错的，现在分享给大家，也给大家做个参考。一起跟随小编过来看看吧

最近在研究python调度框架APScheduler使用的路上，那么今天也算个学习笔记吧！

# coding=utf-8"""Demonstrates how to use the background scheduler to schedule a job that executes on 3 secondintervals."""from datetime import datetimeimport timeimport osfrom apscheduler.schedulers.background import BackgroundSchedulerdef tick():  print(&＃039;Tick! The time is: %s&＃039; % datetime.now())if name == &＃039;main&＃039;:  scheduler = BackgroundScheduler()  scheduler.add_job(tick, &＃039;interval&＃039;, secOnds=3)　　#间隔3秒钟执行一次  scheduler.start()  #这里的调度任务是独立的一个线程  print(&＃039;Press Ctrl+{0} to exit&＃039;.format(&＃039;Break&＃039; if os.name == &＃039;nt&＃039; else &＃039;C&＃039;))  try:    # This is here to simulate application activity (which keeps the main thread alive).    while True:      time.sleep(2)  #其他任务是独立的线程执行      print(&＃039;sleep!&＃039;)  except (KeyboardInterrupt, SystemExit):    # Not strictly necessary if daemonic mode is enabled but should be done if possible    scheduler.shutdown()    print(&＃039;Exit The Job!&＃039;)

非阻塞调度，在指定的时间执行一次

# coding=utf-8"""Demonstrates how to use the background scheduler to schedule a job that executes on 3 secondintervals."""from datetime import datetimeimport timeimport osfrom apscheduler.schedulers.background import BackgroundSchedulerdef tick():  print(&＃039;Tick! The time is: %s&＃039; % datetime.now())if name == &＃039;main&＃039;:  scheduler = BackgroundScheduler()  #scheduler.add_job(tick, &＃039;interval&＃039;, secOnds=3)  scheduler.add_job(tick, &＃039;date&＃039;, run_date=&＃039;2016-02-14 15:01:05&＃039;)　　#在指定的时间，只执行一次  scheduler.start()  #这里的调度任务是独立的一个线程  print(&＃039;Press Ctrl+{0} to exit&＃039;.format(&＃039;Break&＃039; if os.name == &＃039;nt&＃039; else &＃039;C&＃039;))  try:    # This is here to simulate application activity (which keeps the main thread alive).    while True:      time.sleep(2)  #其他任务是独立的线程执行      print(&＃039;sleep!&＃039;)  except (KeyboardInterrupt, SystemExit):    # Not strictly necessary if daemonic 
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mode is enabled but should be done if possible    scheduler.shutdown()    print(&＃039;Exit The Job!&＃039;)

非阻塞的方式，采用cron的方式执行

# coding=utf-8"""Demonstrates how to use the background scheduler to schedule a job that executes on 3 secondintervals."""from datetime import datetimeimport timeimport osfrom apscheduler.schedulers.background import BackgroundSchedulerdef tick():  print(&＃039;Tick! The time is: %s&＃039; % datetime.now())if name == &＃039;main&＃039;:  scheduler = BackgroundScheduler()  #scheduler.add_job(tick, &＃039;interval&＃039;, secOnds=3)  #scheduler.add_job(tick, &＃039;date&＃039;, run_date=&＃039;2016-02-14 15:01:05&＃039;)  scheduler.add_job(tick, &＃039;cron&＃039;, day_of_week=&＃039;6&＃039;, secOnd=&＃039;*/5&＃039;)  &＃039;&＃039;&＃039;    year (int|str) – 4-digit year    month (int|str) – month (1-12)    day (int|str) – day of the (1-31)    week (int|str) – ISO week (1-53)    day_of_week (int|str) – number or name of weekday (0-6 or mon,tue,wed,thu,fri,sat,sun)    hour (int|str) – hour (0-23)    minute (int|str) – minute (0-59)    second (int|str) – second (0-59)        start_date (datetime|str) – earliest possible date/time to trigger on (inclusive)    end_date (datetime|str) – latest possible date/time to trigger on (inclusive)    timezone (datetime.tzinfo|str) – time zone to use for the date/time calculations (defaults to scheduler timezone)      *  any  Fire on every value    */a  any  Fire every a values, starting from the minimum    a-b  any  Fire on any value within the a-b range (a must be smaller than b)    a-b/c  any  Fire every c values within the a-b range    xth y  day  Fire on the x -th occurrence of weekday y within the month    last x  day  Fire on the last occurrence of weekday x within the month    last  day  Fire on the last day within the month    x,y,z  any  Fire on any matching expression; can combine any number of any of the above expressions  &＃039;&＃039;&＃039;  scheduler.start()  #这里的调度任务是独立的一个线程  print(&＃039;Press Ctrl+{0} to exit&＃039;.format(&＃039;Break&＃039; if os.name == &＃039;nt&＃039; else &＃039;C&＃039;))  try:    # This is here to simulate application activity (which keeps the main thread alive).    while True:      time.sleep(2)  #其他任务是独立的线程执行      print(&＃039;sleep!&＃039;)  except (KeyboardInterrupt, SystemExit):    # Not strictly necessary if daemonic mode is enabled but should be done if possible    scheduler.shutdown()    print(&＃039;Exit The Job!&＃039;)

阻塞的方式，间隔3秒执行一次

# coding=utf-8"""Demonstrates how to use the background scheduler to schedule a job that executes on 3 secondintervals."""from datetime import datetimeimport osfrom apscheduler.schedulers.blocking import BlockingSchedulerdef tick():  print(&＃039;Tick! The time is: %s&＃039; % datetime.now())if name == &＃039;main&＃039;:  scheduler = BlockingScheduler()  scheduler.add_job(tick, &＃039;interval&＃039;, secOnds=3)    print(&＃039;Press Ctrl+{0} to exit&＃039;.format(&＃039;Break&＃039; if os.name == &＃039;nt&＃039; else &＃039;C&＃039;))  try:    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  except (KeyboardInterrupt, SystemExit):    # Not strictly necessary if daemonic mode is enabled but should be done if possible    scheduler.shutdown()    print(&＃039;Exit The Job!&＃039;)

采用阻塞的方法，只执行一次

# coding=utf-8"""Demonstrates how to use the background scheduler to schedule a job that executes on 3 secondintervals."""from datetime import datetimeimport osfrom apscheduler.schedulers.blocking import BlockingSchedulerdef tick():  print(&＃039;Tick! The time is: %s&＃039; % datetime.now())if name == &＃039;main&＃039;:  scheduler = BlockingScheduler()  scheduler.add_job(tick, &＃039;date&＃039;, run_date=&＃039;2016-02-14 15:23:05&＃039;)  print(&＃039;Press Ctrl+{0} to exit&＃039;.format(&＃039;Break&＃039; if os.name == &＃039;nt&＃039; else &＃039;C&＃039;))  try:    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  except (KeyboardInterrupt, SystemExit):    # Not strictly necessary if daemonic mode is enabled but should be done if possible    scheduler.shutdown()    print(&＃039;Exit The Job!&＃039;)

采用阻塞的方式，使用cron的调度方法

# coding=utf-8"""Demonstrates how to use the background scheduler to schedule a job that executes on 3 secondintervals."""from datetime import datetimeimport osfrom apscheduler.schedulers.blocking import BlockingSchedulerdef tick():  print(&＃039;Tick! The time is: %s&＃039; % datetime.now())if name == &＃039;main&＃039;:  scheduler = BlockingScheduler()  scheduler.add_job(tick, &＃039;cron&＃039;, day_of_week=&＃039;6&＃039;, secOnd=&＃039;*/5&＃039;)  &＃039;&＃039;&＃039;    year (int|str) – 4-digit year    month (int|str) – month (1-12)    day (int|str) – day of the (1-31)    week (int|str) – ISO week (1-53)    day_of_week (int|str) – number or name of weekday (0-6 or mon,tue,wed,thu,fri,sat,sun)    hour (int|str) – hour (0-23)    minute (int|str) – minute (0-59)    second (int|str) – second (0-59)        start_date (datetime|str) – earliest possible date/time to trigger on (inclusive)    end_date (datetime|str) – latest possible date/time to trigger on (inclusive)    timezone (datetime.tzinfo|str) – time zone to use for the date/time calculations (defaults to scheduler timezone)      *  any  Fire on every value    */a  any  Fire every a values, starting from the minimum    a-b  any  Fire on any value within the a-b range (a must be smaller than b)    a-b/c  any  Fire every c values within the a-b range    xth y  day  Fire on the x -th occurrence of weekday y within the month    last x  day  Fire on the last occurrence of weekday x within the month    last  day  Fire on the last day within the month    x,y,z  any  Fire on any matching expression; can combine any number of any of the above expressions  &＃039;&＃039;&＃039;    print(&＃039;Press Ctrl+{0} to exit&＃039;.format(&＃039;Break&＃039; if os.name == &＃039;nt&＃039; else &＃039;C&＃039;))  try:    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  except (KeyboardInterrupt, SystemExit):    # Not strictly necessary if daemonic mode is enabled but should be done if possible    scheduler.shutdown()    print(&＃039;Exit The Job!&＃039;)

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