72         self.encoding = encoding

    72         self.encoding = encoding

    73         # cache result of execution for (rql expr / eids),

    73         # cache result of execution for (rql expr / eids),

    74         # should be emptied on commit/rollback of the server session / web

    74         # should be emptied on commit/rollback of the server session / web

    75         # connection

    75         # connection

    76         self.user = None

    76         self.user = None

    77         self.local_perm_cache = {}

    78         self.local_perm_cache = {}

    78         self._ = text_type

    79         self._ = text_type

    79 

    80 

    80     def _set_user(self, orig_user):

    81     def _set_user(self, orig_user):

    81         """set the user for this req_session_base

    82         """set the user for this req_session_base