@property<EOL><INDENT>def full_scope(self):<DEDENT>
maps = [self.temps] + self.resolvers.maps + self.scope.maps<EOL>return DeepChainMap(*maps)<EOL>
Return the full scope for use with passing to engines transparently
        as a mapping.

        Returns
        -------
        vars : DeepChainMap
            All variables in this scope.