from trytond.report import Report from trytond.pool import PoolMeta, Pool from trytond.transaction import Transaction from trytond.model import fields from trytond.pyson import Eval, Bool from decimal import Decimal class InvoiceLine(metaclass=PoolMeta): __name__ = 'account.invoice.line' product_price_list_type = fields.Many2One('product.price_list.type', "Product Price List Type")