def _simpleSubst(self, expr):
        '''
        resolve an expression like '$hans.wurst.senf' and append its value to the output
        this is used from outside statements and expressions
        '''
        try:
            val = self._resolveSimple(expr)
        except: # tell user what occurred and where
            if self.renderMissingNames:
                val = self.renderMissingFormat % ('$' + expr)
            else:
                raise
        self._renderValue(val)

        resolve an expression like '$hans.wurst.senf' and append its value to the output
        this is used from outside statements and expressions
        
recipes/Python/465508_Yaptoo_Yaptu_outrageously_obfuscated__or_yet/recipe-465508.py