def has_perm(self, username, perm, path=None):
        """check user permission
        """
        account = self.get_account(username)
        return account and account.has_perm(perm, path)
def has_perm ( self , username , perm , path = None ) : account = self . get_account ( username ) return account and account . has_perm ( perm , path )
check user permission