account.invoice.basic account.invoice True True draft proforma2 write({'state':'proforma2'}) function open action_date_assign() action_move_create() action_number() invoice_validate() function re-open write({'state':'open'}) function paid confirm_paid() function subflow.paid cancel True action_cancel() write({'state':'cancel'}) function invoice_open account.move.line move_line_id_payment_get() test_paid() invoice_cancel invoice_cancel open_test invoice_cancel account.move.line move_line_id_payment_get() test_paid() invoice_proforma2 invoice_open invoice_cancel