Clock3

main.py

from google.appengine.api import users

from google.appengine.ext import webapp

from google.appengine.ext.webapp.util import run_wsgi_app

import datetime

class MainPage(webapp.RequestHandler):

def get(self):

time = datetime.datetime.now()

user = users.get_current_user()

if not user:

navbar = ('Welcome! <a href="%s">Sign in or register</a> to customize.'

% (users.create_login_url(self.request.path)))

else:

navbar = ('Welcome, %s! You can <a href="%s">sign out</a>.'

% (user.email(), users.create_logout_url(self.request.path)))

self.response.headers['Content-Type'] = 'text/html'

self.response.out.write('''

<html>

<head>

</head>

<body>

%s

The time is: %s

</body>

</html> ''' % (navbar, str(time)))

application = webapp.WSGIApplication([('/', MainPage)],

debug=True)

def main():

run_wsgi_app(application)

if __name__ == '__main__':

main()