Created
October 15, 2018 06:05
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# https://stackoverflow.com/questions/11810461/how-to-perform-periodic-task-with-flask-in-python | |
from apscheduler.schedulers.background import BackgroundScheduler | |
from flask import Flask | |
from flask_sqlalchemy import SQLAlchemy | |
# initialise Flask app | |
app = Flask(__name__) | |
app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:////tmp/test.db' | |
db = SQLAlchemy(app) | |
class User(db.Model): | |
id = db.Column(db.Integer, primary_key=True) | |
username = db.Column(db.String(80), unique=True, nullable=False) | |
email = db.Column(db.String(120), unique=True, nullable=False) | |
def __repr__(self): | |
return '<User %r>' % self.username | |
db.create_all() | |
@app.route('/<name>/<email>') | |
def hello_world(name, email): | |
u = User(username=name, email=email) | |
db.session.add(u) | |
db.session.commit() | |
return 'hello, world :(' | |
def test_job(): | |
print(User.query.all()) | |
print('I am working...') | |
if __name__ == '__main__': | |
scheduler = BackgroundScheduler() | |
job = scheduler.add_job(test_job, 'interval', seconds=10) | |
scheduler.start() | |
app.run() |
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'SQLALCHEMY_TRACK_MODIFICATIONS adds significant overhead and ' | |
* Serving Flask app "untitled" (lazy loading) | |
* Environment: production | |
WARNING: Do not use the development server in a production environment. | |
Use a production WSGI server instead. | |
* Debug mode: off | |
* Running on http://127.0.0.1:5000/ (Press CTRL+C to quit) | |
[<User 'robert'>] | |
I am working... | |
[<User 'robert'>] | |
I am working... | |
127.0.0.1 - - [15/Oct/2018 17:02:42] "GET /mahmoud/qwer23 HTTP/1.1" 200 - | |
[<User 'robert'>, <User 'mahmoud'>] | |
I am working... |
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