def open(self, index):

        index = int(index.strip())
        index -= 1
        section = self.program.state.last_viewed
        storyid = getattr(self.program.state, section)[index]
        data = self.program.state.stories[storyid]
        webbrowser.open(data['url'])
returns top 10 email clients based on subscriber count.
dataset/ETHPy150Open walkr/hn/hn/commands.py/Commands.open--crossover with--dataset/ETHPy150Open charlesthk/python-mailchimp/mailchimp3/entities/client.py/Client.all