old_contents: import plata
  
  
  def plata_context(request):
      """
      Adds a few variables from Plata to the context if they are available:
  
      * ``plata.shop``: The current :class:`plata.shop.views.Shop` instance
      * ``plata.order``: The current order
      * ``plata.contact``: The current contact instance
      * ``plata.price_includes_tax``: Whether prices include tax or not
      """
  
      shop = plata.shop_instance()
      return {'plata': {
          'shop': shop,
          'order': shop.order_from_request(request),
          'contact': (shop.contact_from_user(request.user)
              if hasattr(request, 'user') else None),
          }} if shop else {}
  
new_contents: import plata
  
  
  def plata_context(request):
      """
      Adds a few variables from Plata to the context if they are available:
  
      * ``plata.shop``: The current :class:`plata.shop.views.Shop` instance
      * ``plata.order``: The current order
      * ``plata.contact``: The current contact instance
      * ``plata.price_includes_tax``: Whether prices include tax or not
      """
  
      shop = plata.shop_instance()
      return {'plata': {
          'shop': shop,
          'order': shop.order_from_request(request),
          'contact': (shop.contact_from_user(request.user)
              if hasattr(request, 'user') else None),
          'price_includes_tax': shop.price_includes_tax(request),
          }} if shop else {}
  
subject: Add current value for price_includes_tax to context