Apscheduler Two Jobs

Receive job alerts. Note that this is set-up within a Flask app. The second way is mostly a convenience to declare jobs that don't change during the application's run time. If you are looking for a quick but scalable way to get a scheduling service up and running for a task, APScheduler might just be the trick you are looking for. Scratch is a free programming language and online community where you can create your own interactive stories, games, and animations. The second way is mostly a convenience to declare jobs that don’t change during the application’s run time. GitHub Gist: instantly share code, notes, and snippets. In-process task scheduler with Cron-like capabilities. Love your job. How APScheduler works - part 3 (trigger) trigger 用于处理 job 的触发逻辑,对比如 cronjob, interval 等执行周期进行抽象。APScheduler 默认提供了三种内置的 trigger,他们分别是 date: use when you want to run…. They do this typically by submitting the designated callable in a job to a thread or process pool. Airbnb is a website that operates an online marketplace and hospitality service for people to lease or rent short-term lodging. 4 but trying to import it results in a:. This is based on your simple example though and may not make sense for more complicated setups. View Feliks Yaretskiy’s profile on LinkedIn, the world's largest professional community. They're both good services and I don't really want to drop them. So consider the case that we need to backup all the logs,or delete something periodically. by decorating a function with scheduled_job() The first way is the most common way to do it. As mentioned above, we use APScheduler to implement core scheduler. So consider the case that we need to backup all the logs,or delete something periodically. The run() method does some work forever and in this use case you want it to do that in the background (until the main application dies), while the rest of the application continues it's work. Job flow的介绍:(1)状态机:例完成step1,是否继续完成step2,step3,我们就需要通过Job f. desktop/herbstluftwm. aiojobs: Jobs scheduler for managing background task¶. Experience provides articles and career advice on topics such as grad school, job search, careers, job interviews, professional development, resumes, and more. 57 apscheduler. 0 branch has been released. You can start using this scheduler…. APScheduler python crash when try to get jobs from jobstore Showing 1-6 of 6 messages. The first directive will schedule an interval job every 3 minutes, starting at the time the clock process is launched. If you store your jobs in a database, they will also survive scheduler restarts and maintain their state. SQLAlchemy is the Python SQL toolkit and Object Relational Mapper that gives application developers the full power and flexibility of SQL. add_job(my_interval_job, 'interva. At the time we made a new release every two weeks. Try it for free Edge Out The Competition for your dream job with proven skills and certifications. With two jobs, it runs 4 times. I have my work cut out for me now. apscheduler分为4个模块,分别是Triggers,Job stores,Executors,Schedulers. APScheduler提供了许多不同的方式来配置调度器,你可以使用一个配置字典或者作为参数关键字的方式传入。 你也可以先创建调度器,再配置和添加作业,这样你可以在不同的环境中得到更大的灵活性。. It's overhead in my case is enormous on the Pi Zero. IFTTT is simple to use with Phillips Hue but its simplicity can be its downfall. If you call time. APScheduler 2. RQ (Redis Queue) is a simple Python library for queueing jobs and processing them in the background with workers. For the uninitiated, APScheduler is a task scheduling and management system written in Python. I have a 2012 r2 server running some software that needs to open an access database and run macros multiple times a day to sync a few different systems we use. Have a thread for each backup-job (e. Advanced Python Scheduler (APScheduler) is a Python library that lets you schedule your Python code to be executed later, either just once or periodically. Cron jobs: Similar to interval jobs, but they use a scheduling definition that is similar to a unix "cron" definition. Robust ZIP decoder with defenses against dangerous compression ratios, spec deviations, malicious archive signatures, mismatching local and central directory headers, ambiguous UTF-8 filenames, directory and symlink traversals, invalid MS-DOS dates, overlapping headers, overflow, underflow, sparseness, accidental buffer bleeds etc. Without any configuration, APScheduler saves them in memory. I was switching back and forth between APScheduler and the sched. We also use an LED to provide visual feedback that a sample is being taken (two blinks) and that the process is. blocking import BlockingSchedulerdef my_job():print 'hello world'sched = BlockingScheduler()sched. The Python Discord. 循环执行,间隔固定的时间 # Schedule job_function to be called every two hours sched. APScheduler 3. The second will queue a scheduled job once per weekday only at 5pm. If you store your jobs in a database, they will also survive scheduler restarts and maintain their state. Quartz can be used to create simple or complex schedules for executing tens, hundreds, or even tens-of-thousands of jobs; jobs whose tasks are. 5 ; [ Natty ] couchbase Spymemcached client auto-reconnect to another server in Couchbase Cluster?. The first two nodes are Iris Smart Plugs from Lowes,. GitHub Gist: instantly share code, notes, and snippets. pandashelper import df2rst import pandas mod = all_set () mod. The sched module implements a generic event scheduler for running tasks at specific times. There are two primary models of how scheduler schedules jobs in APScheduler. and apscheduler is a job scheduler that can run jobs similar to cron. I have my work cut out for me now. I am looking at using APScheduler to do this. deny file does exist then, to use cron jobs, you must not be listed in the /etc/cron. The thing with apscheduler and its AsyncIOScheduler is that a normal job will be run in a thread pool. And okay I think I'm beginning to understand. If we are lucky to already be using Gevent, these two lines make for a neat function to do that. It provides a full suite of well known enterprise-level persistence patterns, designed for efficient and high-performing database access, adapted into a simple. To run PHP scripts don't use SL4A because you can only run php scripts but can't develop php sites,Instead download Server for PHP app from google playstore. The second will queue a scheduled job once per weekday only at 5pm. python,ubuntu,crontab,supervisor,apscheduler. Conda Files; Labels. A queue is kind of like a list: The above code creates a list, assigns it three values, then removes the first value in so the list now has only 2 values (which are 2 and 3). Test code coverage history for agronholm/apscheduler. We'll also look at how to add a fail-safe so that our application automatically scales if it's either down completely or experiencing a heavy load. How to merge two dictionaries in a single expression? 3235. 2-3ubuntu1) lightweight database migration tool for SQLAlchemy. Using APScheduler for cron jobs on Heroku. Before you do anything else, import Queue. Apps without migrations are also listed, but have (no migrations) printed under them. Loads scheduler configuration from Flask configuration. To use this function call the send page with a send object url encoded like this:. Arabelle has 9 jobs listed on their profile. The second will queue a scheduled job once per weekday only at 5pm. Flask-APScheduler is a Flask extension which adds support for the APScheduler. blocking import BlockingScheduler sched = BlockingScheduler() def my_interval_job(): print 'Hello World!' sched. allow file does not exist but the /etc/cron. I did not know about this in my first implementation, but I fixed it later on. You can add new jobs or remove old ones on the fly as you please. Interest over time of django-schedule and APScheduler Note: It is possible that some search terms could be used in multiple areas and that could skew some graphs. Quartz can be used to create simple or complex schedules for executing tens, hundreds, or even tens-of-thousands of jobs; jobs whose tasks are. Advanced Python Scheduler (APScheduler) is a light but powerful in-process task scheduler that lets you schedule jobs (functions or any python callables) to be executed at times of your choosing. Very nice, thanks for posting this! Was testing this out and noticed a few things have changed since you've written it (like the way apscheduler works- doesn't seem to have. Index: head/Mk/bsd. The two plastic pegs ensure that the device does not move during measurements, yet it can be easily removed if needed. A couple of services provide monitoring of cron job execution including HealthChecks. Jora is a worldwide job search aggregator in almost every continent around the globe. How do I schedule an interval job with APScheduler? I'm trying to schedule an interval job with APScheduler (v3. The webserver has two special pages. add_job方法报错 20C 写了一个小的爬虫,准备用APScheduler间隔调用,在scheduler. com Skip to Job Postings , Search Close. along with the last two days of photos. DBA_SCHEDULER_JOBS displays information about all Scheduler jobs in the database. This tutorial is going to show you how to easily schedule your python scripts so that you can run them daily or even hourly. EPIPE: ### Handle error ### [/code]or Ignore it: [code]from. Yahoo’s data contains options that are pretty deep in- and out-of-the-money, which might be great for certain purposes. View Arabelle Hou’s profile on LinkedIn, the world's largest professional community. Hello! I'm working on an irrigation control system using the Raspberry Pi GPIO pins. Both the jobs run the same app but with different parameters. Quartz is a richly featured, open source job scheduling library that can be integrated within virtually any Java application - from the smallest stand-alone application to the largest e-commerce system. Donald Bren School of Information and Computer Sciences University of California, Irvine 6210 Donald Bren Hall Irvine, CA 92697-3425. Loads job definitions from Flask configuration. 3 Advanced Python Scheduler (APScheduler) is a light but powerful in-process task scheduler that lets you schedule jobs (functions or any python callables) to be executed at times of your choosing. New jobs daily. Similar to deferred jobs, but that are then re-executed on an interval. 103, Amarillo, TX 79101 [email protected] Say I did want two processes running, I could use flock to prevent apscheduler from starting twice. resume()apsched. I want to run a background job on my web server to do some database maintenance. brief sentence two. Monitoring python cron jobs with Babis. devel/py-apscheduler: add new port Advanced Python Scheduler (APScheduler) is a Python library that lets you schedule your Python code to be executed later, either just once or periodically. You can tell it's there, though: look at the. In the istSOS directory there is the scheduler. However, not all programs have an inbuilt task scheduler. Please give me some ideas on how to do this, whether there is something that I. You can add new jobs or remove old ones on the fly as you please. You can share data between these two processes by just writing the output result to the file system in the scheduler task and reading the data in the Dash processes. APScheduler give also the possibility to store your jobs in a database. scheduler import BlockingScheduler def job_function (): print ("Hello World") sched = BlockingScheduler () # Schedule job_function to be called every two hours sched. If you store your jobs in a database, they will also survive scheduler restarts and maintain their state. mk ===== --- head/Mk/bsd. an asterisk is put after packages in dbs format, which may then contain localized files. Sat, 20 Jul 2019 09:21:18 GMT academic/reduce-algebra: Updated for version 20190413svn4961. I am planning on running the below code in a separate process to my main web server. The webserver has two special pages. Then ffmpeg generates a video for the finished product. Using mpg123 instead of mpg321 and no real need to use xe or the feed/atom stuff. NET is a pure. Each section will be light on prose and code heavy, so if you have any questions about one of the recipes, open an issue on GitHub. Using Cron Scheduling to automatically run background jobs. The result_ttl=5000 line argument tells RQ how long to hold on to the result of the job for - 5,000 seconds, in this case. schedule module instead. I got the solution,Apscheduler with ShelveJobStore Apscheduler keeps jobs in jobstores. Note that this is set-up within a Flask app. You can add new jobs or remove old ones on the fly as you please. by decorating a function with scheduled_job() The first way is the most common way to do it. 7 , and host your programs and apps online for free. Allows to specify the hostname which the scheduler will run on. I did my research but I couldn't find why the BackgroundScheduler didn't work as in the tutorials I read, the developper set up the scheduler the same way I did. 0 Version of this port present on the latest quarterly branch. Python currently has powerful primitives to construct multi-threaded and multi-process applications but parallelizing simple operations requires a lot of work i. Root cron jobs do not need to specify sudo in the script path to run with administrative privilege (root has the top-level privilege). I've tried: from apscheduler. blocking import BlockingScheduler sched = BlockingScheduler() def my_interval_job(): print 'Hello World!' sched. Last night the wife said she wanted to start growing some seedlings and tomatoes and basic veggies in the basement (we live in wisconsin) too cold for outside yet. Over decades the site eventually became the most contaminated place on earth. Quartz is a richly featured, open source job scheduling library that can be integrated within virtually any Java application - from the smallest stand-alone application to the largest e-commerce system. I want to run a background job on my web server to do some database maintenance. I managed to make it work with gunicorn and supervisor. That’s 4-6 weeks to respond to. Among other things, APScheduler can be used as a cross-platform, application specific replacement to platform specific schedulers, such as the cron daemon or the Windows task scheduler. aps extension and if present it will schedule time-based job based on you configuration choices. I thought of just combining the two functionalities at first, but. View Feliks Yaretskiy’s profile on LinkedIn, the world's largest professional community. Python currently has powerful primitives to construct multi-threaded and multi-process applications but parallelizing simple operations requires a lot of work i. Run on APScheduler, and when our Flask app gets hit with a block from a different node, stop the mining job for that index, and start mining for index + 1. APScheduler是一个Python定时任务框架,使用起来十分方便。提供了基于日期、固定时间间隔以及crontab类型的任务,并且可以持久化任务、并以daemon方式运行应用。. I messaged you in the morning. I wonder if there is any way to do this to the whitelist file, so that you can update the whitelist without restarting BEC?. Problem description¶. shp" and builds the least-cost path between the previously selected polygon and each polygon contained in the same shapefile). Port details: py-six Python 2 and 3 compatibility utilities 1. User graphs: graphs which tell the user about her own listening history. 0 branch has been released. 0 据说是轻量型非阻塞时任务,scheduler. CodeSection,代码区,Python任务调度模块 – APScheduler,APScheduler是一个python定时任务框架,使用起来十分方便。提供了基于日期、固定时间间隔以及crontab类型的任务,并且可以持久化任务、并以daemon方式运行应用。. Here we've configured APScheduler to queue background jobs in 2 different ways. Epoch timestamps can be used to profile code, that is, measure how long a piece of code takes to run. Welcome to the Careers Center for TraceLink, Inc. So Make-A-Wish migrated to the cloud to grant 285,000+ wishes at a faster rate than ever before. The tracks are the thin concentric circular strips of sectors. Advanced Python Scheduler (APScheduler) is a Python library that lets you schedule your Python code to be executed later, either just once or periodically. Provides a REST API to manage the scheduled jobs. The Python Discord. NET is a pure. Visualizing Bitcoin prices moving averages using Dash December 31st 2017 Everyone seems ecstatic about Bitcoin right now, and for a while I’ve been interested in writing about Dash by plotly — the cool frontend tool for building analytical applications. The latest Tweets from soasme (@soasme). The result_ttl=5000 line argument tells RQ how long to hold on to the result of the job for - 5,000 seconds, in this case. The add_job()method returns a apscheduler. seven [email protected] 229 Indeed jobs, including salaries, reviews, and other job information posted anonymously by Indeed employees. Using mpg123 instead of mpg321 and no real need to use xe or the feed/atom stuff. You can add new jobs or remove old ones on the fly as you please. Index: head/Mk/bsd. schedule a task to run every two weeks. It’s supported, scales well, and works well with. For ib_insync this will flat out not work. the doxygen manual saysif enable option , want put dot in middle of sentence without ending it, should put backslash , space after it. scheduler import BlockingScheduler def job_function (): print ("Hello World") sched = BlockingScheduler () # Schedule job_function to be called every two hours sched. It run with BackgroundScheduler so it will not interfef with main loop that server run. explicitly launching processes/threads, constructing a work/results queue, and waiting for completion or some other termination condition (e. add_job(job_function, 'interval', hours=2). add_job(my_interval_job, 'interva. or there solution on python, use package apscheduler. The job added later chooses sqlalchemy as its JobStore. Visualizing Bitcoin prices moving averages using Dash December 31st 2017 Everyone seems ecstatic about Bitcoin right now, and for a while I've been interested in writing about Dash by plotly — the cool frontend tool for building analytical applications. packaged import all_set from pyquickhelper. This library gives us high-level options to dynamically add/remove jobs to/from the job list so they can be scheduled and executed, as well as to decide how to distribute. Robust ZIP decoder with defenses against dangerous compression ratios, spec deviations, malicious archive signatures, mismatching local and central directory headers, ambiguous UTF-8 filenames, directory and symlink traversals, invalid MS-DOS dates, overlapping headers, overflow, underflow, sparseness, accidental buffer bleeds etc. Seems like these two have access to os module. devel/py-apscheduler: add new port Advanced Python Scheduler (APScheduler) is a Python library that lets you schedule your Python code to be executed later, either just once or periodically. It is backed by Redis and it is designed to have a low barrier to entry. Package Latest Version Doc Dev License linux-64 osx-64 win-64 noarch Summary; 4ti2: 1. However, I seem to be having some issues connecting to the service. Tyler, Ste. For ib_insync this will flat out not work. Apply to any positions you believe you are a fit for and contact us today!. jar 这个文件,他首先会弹出一个提示,大致内容是你安装的java版本和burpsuite 不兼容,然后说的是你的jdk…. This little wrapper around APScheduler enables storing persistent jobs in the database using Django's ORM rather than requiring SQLAlchemy or some other bloatware. Book today!. I have to schedule a job 'B' to run after job 'A' finishes. If you have questions about jobs or other information on the pages listed below, please contact the agency which maintains those pages. If you apply to a job, you will be treated as a referral from me. While this is a trivial example,. APScheduler give also the possibility to store your jobs in a database. Please browse all of our available job and career opportunities. 5 of 6) Dec 10, 2015. IFTTT is simple to use with Phillips Hue but its simplicity can be its downfall. Cron jobs: Similar to interval jobs, but they use a scheduling definition that is similar to a unix "cron" definition. Python任务调度模块 - APScheduler. com, the world's largest job site. I was really exited to have Alexa built right into my mirror but found that configuring AlexaPi and the MagicMirror modules to be a little too finiky. I'm thinking of applying for a second job soon. It is backed by Redis and it is designed to have a low barrier to entry. To run PHP scripts don't use SL4A because you can only run php scripts but can't develop php sites,Instead download Server for PHP app from google playstore. Python Script Not Working While Putting It Under Shell Script And Running Via Cron Linux The VM just dumps frames onto a bus and it's the host job to deal with. Online Python 2. Trying to get Flexget working on AsusWRT with opkg & pip pkg_resources. some data missing at some time so exception is thrown) the next jobs don't run at the expected time (the next 5 minute interval + 1s) but. 这个两种办法的区别是:第一种方法返回一个 apscheduler. scheduler import BlockingScheduler def job_function (): print ("Hello World") sched = BlockingScheduler () # Schedule job_function to be called every two hours sched. pyo if you have the optimizer turned on) files that are generated for modules that you import or write yourself. I've tried: from apscheduler. The delayfunc function should be callable with one argument, compatible with the output of timefunc , and should delay that many time units. aps extension and if present it will schedule time-based job based on you configuration choices. The istSOS scheduler relies on the Advanced Python Scheduler library (APScheduler 2. You can add new jobs or remove old ones on the fly as you please. Problem description¶. Before you do anything else, import Queue. That's 4-6 weeks to respond to. scheduler available now) so I updated it and cleaned it up a bit. There are a couple of different ways you can use APScheduler, but we'll be using the interval method (example: run every 24 hours) and storing the jobs in memory. 256 Operating Room Scheduler jobs available on Indeed. com, the world's largest job site. I like how it routes back to the hardware clock in case of network failure and the fact that your not entering all your jobs into crontab. x module) python-msgpack (0. You can manually add jobs but in stadalone mode… this means that you will stop any communication with the network and you will probably not run network’s jobs. pcDuino running a Python back end. How to create a 3D Terrain with Google Maps and height maps in Photoshop - 3D Map Generator Terrain - Duration: 20:32. The sched module implements a generic event scheduler for running tasks at specific times. I want to run a background job on my web server to do some database maintenance. And that's it. APScheduler 由四个组件构成: - 触发器(triggers) - 任务仓库(job stores). Visualizing Bitcoin prices moving averages using Dash December 31st 2017 Everyone seems ecstatic about Bitcoin right now, and for a while I’ve been interested in writing about Dash by plotly — the cool frontend tool for building analytical applications. ALL_SCHEDULER_JOBS. How do I schedule an interval job with APScheduler? I'm trying to schedule an interval job with APScheduler (v3. Quartz can be used to create simple or complex schedules for executing tens, hundreds, or even tens-of-thousands of jobs; jobs whose tasks are. celery beat is a scheduler; It kicks off tasks at regular intervals, that are then executed by available worker nodes in the cluster. In the istSOS directory there is the scheduler. To run PHP scripts don't use SL4A because you can only run php scripts but can't develop php sites,Instead download Server for PHP app from google playstore. In this case, celery is implied to be not "for humans", but it actually offers distributed job queuing and jobs that can survive a reboot, which is pretty darn important. If you have questions about jobs or other information on the pages listed below, please contact the agency which maintains those pages. ValueError: I/O operation on closed file Here is my code (It selects each polygon contained in the shapefile "selected_polygons. I did not know about this in my first implementation, but I fixed it later on. >Yes, I wrote it myself, and I'm quite sure it's not the most 'performant' code OK, that should make things easier -- it's always simpler to help someone with their own code than with a third party's :-) So it looks like you're using one of the classes from the `apscheduler` package. blocking import BlockingScheduler sched = BlockingScheduler() def my_interval_job(): print 'Hello World!' sched. Then ffmpeg generates a video for the finished product. Features in this project: Work on both python2. Make Oil History Sign on now to call on the New Zealand Government to respond to the climate emergency with real transformative action to make oil history. See the complete profile on LinkedIn and discover Feliks. The config page will present the latest config json object. Recently, I've been working on a project that scrapes Reddit looking for links to products on Amazon. Apply online for Sephora jobs in retail stores, corporate, and distribution centers. Allows to specify the hostname which the scheduler will run on. Python, PIP and installing pytz. This has 327 hits in 7 days, multiple queues and jobs, it's mostly failures but has a few hits on successful jobs. To use this function call the send page with a send object url encoded like this:. post9 Advanced Python Scheduler (APScheduler) is a Python library that lets you schedule your Python code to be executed later, either just once or periodically. If you need to use a raster PNG badge, change the '. i escape dot told in doxygen manual. All of this is governed by cron jobs. Find Indeed jobs on Glassdoor. Bad history view latest version. satnogs/data (except if you have changed this default directory). So, we need to scale out at 7am, and then. Please note, however, that APScheduler is not a daemon or service itself, nor does it come with any command line tools. Schedulers are what bind the rest together. For ib_insync this will flat out not work. 특정시간마다 배치를 돌릴 수 있는 기능이 필요해서 스케줄링을 찾아보다가 2개를 발견했습니다. Bad history view latest version. Search 1000's of active mining jobs including engineering and geology jobs. Are both "an hour and a half" and "one and a half hours" correct? If so, is either more appropriate in different contexts? Example context: "The Superbowl starts in less than one and a half hou. Before this job I was a Systems Administrator at the McGill Centre for Intelligent Machines, in Montreal, Quebec, Canada. Apply to Operating Room Technician, Surgery Scheduler, Scheduler and more! Operating Room Scheduler Jobs, Employment | Indeed. 7Adding jobs There are two ways to add jobs to a scheduler: 1. I am looking at using APScheduler to do this. sleep(x) at the end. I've tried: from apscheduler. Very nice, thanks for posting this! Was testing this out and noticed a few things have changed since you’ve written it (like the way apscheduler works– doesn’t seem to have. Conceptually, there are two activities: the activity of creating the jobs and the activity of executing the jobs. The latest Tweets from Enqueue Zero (@EnqueueZero). It's overhead in my case is enormous on the Pi Zero. Loads scheduler configuration from Flask configuration. Need help navigating the Job Board? Click here! The State of Arizona is an Equal Opportunity Employer. i escape dot told in doxygen manual. A bit of Test Driven Development (TDD) is practiced. Note that this is set-up within a Flask app. Contemplate Consideration: The flow to script begin from getting user input from command parse and supply it to function to produce validate SQL query. With respect to disk geometries the terms track and cylinder are closely related. Loads job definitions from Flask configuration. His key id EA5BBD71 was used to sign all other Python 2. config['SCHEDULER'] set for that process to use. Well, since I have a cool setup to try these things out I decided to give it a try. The config page will present the latest config json object. How to create a 3D Terrain with Google Maps and height maps in Photoshop - 3D Map Generator Terrain - Duration: 20:32. Basically the idea being that there's valuable info in what people are linking to and talking about online, and a starting point would be looking for links to Amazon products on Reddit. 7 , run Python 2. pyo if you have the optimizer turned on) files that are generated for modules that you import or write yourself. For a single or double sided floppy disk track is the common term; and for more than two heads cylinder is the common term. 7 compiler, Online Python 2. If a cron job's request handler returns a status code that is not in the range 200-299 (inclusive) App Engine considers the job to have failed. View Gopakumar Gopinathan’s profile on LinkedIn, the world's largest professional community. So consider the case that we need to backup all the logs,or delete something periodically. bug?note: multiline_cpp_is_brief , qt_autobriefyes! use latest version (1. APScheduler 는 Job(Python code) 을 저장해 두고 주기적으로 수행하게 됩니다. I use SQLite for the data storage, CherryPy for the web server, pySerial and an XBee library to talk to the ZigBee coordinator which is an XBee, and finally I used APScheduler for the scheduling portion. Posted 26 July 2014 - 04:23 PM. Please note, however, that APScheduler is not a daemon or service itself, nor does it come with any command line tools. Python Script Not Working While Putting It Under Shell Script And Running Via Cron Linux The VM just dumps frames onto a bus and it's the host job to deal with. Are both "an hour and a half" and "one and a half hours" correct? If so, is either more appropriate in different contexts? Example context: "The Superbowl starts in less than one and a half hou. I'm trying to schedule an interval job with APScheduler (v3. ValueError: I/O operation on closed file Here is my code (It selects each polygon contained in the shapefile "selected_polygons. 调用APScheduler模块scheduler. mk ===== --- head/Mk/bsd. 806-336-5081 600 S. Job instance that you can use to modify or remove the job later. I want to run a background job on my web server to do some database maintenance. The first thing you need to is open the Task Scheduler App that comes. Similar to deferred jobs, but that are then re-executed on an interval. pcDuino running a Python back end. Python, PIP and installing pytz.