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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def get_url(self):
 """ Assuming that the repo has been cloned locally, get its default upstream URL. """

        cmd = {
            'hg': 'hg paths default',
            'git': 'git config --local --get remote.origin.url',
        }[self.vcs_type]
        with chdir(self.folder):
            r = self.run(cmd)
        return r.output.replace('\n', '')