def find_url(self, pt):
        line = self.view.line(pt)
        a, b = [max(line.a, 1024 - pt), min(line.b, pt + 1024)]
        line = sublime.Region(a, b)

        text = self.view.substr(line)

        it = REX_URL.finditer(text)

        for match in it:
            if match.start() <= (pt - line.a) and match.end() >= (pt - line.a):
                url = text[match.start():match.end()]
                return url

        return None
dataset/ETHPy150Open miusuncle/HiveOpener/add_context_url.py/HiveAddContextUrlBaseCommand.find_url/swapped operands of `-`