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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 remote_urls(self):
 """ Get all configured remote urls for this Repository Returns: str: primary remote url for this Repository (``git config -l | grep "url"``) """

        cmd = 'git config -l | grep "url"'
        return self.sh(cmd,
                       shell=True,
                       ignore_error=True).strip()