def _evalSubst(self, tup):
        '''
        eval an arbitrary Python exp and insert the value
        '''
        try:
            val = eval(tup[1], self.globals)
        except: # tell user what occurred and where
            if self.renderMissingNames:
                val = self.renderMissingFormat % tup[0]
            else:
                self.error(tup[0], "Error while eval'ing compiled Python expression")
        if val == None:
            val = ''
        self._renderValue(val)

        eval an arbitrary Python exp and insert the value
        
recipes/Python/465508_Yaptoo_Yaptu_outrageously_obfuscated__or_yet/recipe-465508.py