cherrypy if-modified-since example

root.py

import time
import cherrypy



now = [2014, 10, 4, 20, 45, 41, 5, 277, 0]
class Root():
    def index(self):
        cherrypy.response.headers['Last-Modified'] = cherrypy.lib.httputil.HTTPDate(time.mktime(tuple(now)))
        cherrypy.lib.cptools.validate_since()
        return 'Hello world'
        
# example of converting date from datetime to time sctuct:
import time
from datetime import datetime

now = datetime.now()
now_st = time.mktime(now.timetuple())
# example from http://stackoverflow.com/questions/3453177/convert-python-datetime-to-rfc-2822