flask log

import logging
from logging.handlers import RotatingFileHandler

from flask import Flask

app = Flask(__name__)

@app.route('/')
def foo():
    app.logger.warning('A warning occurred (%d apples)', 42)
    app.logger.error('An error occurred')
    app.logger.info('Info')
    return "foo"

if __name__ == '__main__':
    handler = RotatingFileHandler('foo.log', maxBytes=10000, backupCount=1)
    handler.setLevel(logging.INFO)
    app.logger.addHandler(handler)
    app.run()

　　

import logging
	from logging.handlers import RotatingFileHandler
	from flask import Flask
	app = Flask(__name__)
	@app.route('/')
	def foo():
	app.logger.warning('A warning occurred (%d apples)', 42)
	app.logger.error('An error occurred')
	app.logger.info('Info')
	return "foo"
	if __name__ == '__main__':
	handler = RotatingFileHandler('foo.log', maxBytes=10000, backupCount=1)
	handler.setLevel(logging.INFO)
	app.logger.addHandler(handler)
	app.run()