def post(self): user = users.get_current_user() if user != None: user_name = user.nickname() access_link = users.create_logout_url('/') # Get values from inputs and save into database concept = self.request.get('conceptReceiptAdd') price = float(self.request.get('priceReceiptAdd')) date = datetime.strptime(self.request.get('dateReceiptAdd'), '%Y-%m-%d') # Store data into database receipt = Receipt() receipt.user = user.user_id() receipt.concept = concept receipt.price = price receipt.date = date receipt.put() time.sleep(1) # Get query from database receipts = Receipt.query() template_values = { 'user_name' : user_name, 'access_link' : access_link, 'receipts' : receipts } template = JINJA_ENVIRONMENT.get_template('showReceipt.html') self.response.write(template.render(template_values)); else: self.redirect('/')