.. _ref-rpc: .. module:: trytond.rpc === RPC === .. class:: RPC([readonly[, instantiate[, result[, check_access]]]]) RPC is an object to define the behavior of Remote Procedur Call. Instance attributes are: .. attribute:: RPC.readonly The transaction mode .. attribute:: RPC.instantiate The position or the slice of the argument to be instanciated .. attribute:: RPC.result The function to transform the result .. attribute:: RPC.check_access Set `_check_access` in the context to activate the access right on model and field. Default is `True`.