Django snippets

from datetime import datetime
from django.shortcuts import render_to_response

TIME_OPEN = (9, 0) # 9am and 0 minutes
TIME_CLOSED = (12 + 8, 0) # 8pm and 0 minutes

class HoursOfOperationMiddleware(object):
    def process_request(self, request):
        # Slice [3:5] of a timetuple is the hours and minutes
        if not TIME_OPEN <= datetime.now().timetuple()[3:5] < TIME_CLOSED:
            return render_to_response('hoursofoperation/closed.html')