@property
    def query_string(self):
        return self._environ.get('QUERY_STRING', '')
Caveat emptor: there isn't much guarding against link
dataset/ETHPy150Open michaelliao/transwarp/transwarp/web.py/Request.query_string--crossover with--dataset/ETHPy150Open CollabQ/CollabQ/vendor/markdown/markdown2.py/Markdown._do_link_patterns