old_contents: {
      'name': 'eCommerce Delivery',
      'category': 'Website',
      'summary': 'Add Delivery Costs to Online Sales',
      'website': 'https://www.odoo.com/page/e-commerce',
      'version': '1.0',
      'description': """
  Delivery Costs
  ==============
  """,
      'depends': ['website_sale', 'delivery', 'website_sale_stock'],
      'data': [
          'views/website_sale_delivery_templates.xml',
          'views/website_sale_delivery_views.xml',
          'data/website_sale_delivery_data.xml'
      ],
      'demo': [
          'data/website_sale_delivery_demo.xml'
      ],
      'qweb': [],
      'installable': True,
  }
  
new_contents: {
      'name': 'eCommerce Delivery',
      'category': 'Website',
      'summary': 'Add Delivery Costs to Online Sales',
      'website': 'https://www.odoo.com/page/e-commerce',
      'version': '1.0',
      'description': """
  Delivery Costs
  ==============
  """,
      'depends': ['website_sale', 'delivery', 'website_sale_stock'],
      'data': [
          'views/website_sale_delivery_templates.xml',
          'views/website_sale_delivery_views.xml',
          'data/website_sale_delivery_data.xml'
      ],
      'demo': [
          'data/website_sale_delivery_demo.xml'
      ],
      'qweb': [],
      'installable': True,
      'auto_install': True,
  }
  
subject: set auto_install True