code: def create(self, order_increment_id,
              items_qty, comment=None, email=True, include_comment=False):
          
          if comment is None:
              comment = ''
          return self.call(
              'sales_order_shipment.create', [
                  order_increment_id, items_qty, comment, email, include_comment
              ]
          )
docs: Create new shipment for order
  
          :param order_increment_id: Order Increment ID
          :type order_increment_id: str
          :param items_qty: items qty to ship
          :type items_qty: associative array (order_item_id ⇒ qty) as dict
          :param comment: Shipment Comment
          :type comment: str
          :param email: send e-mail flag (optional)
          :type email: bool
          :param include_comment: include comment in e-mail flag (optional)
          :type include_comment: bool