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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 bootstrap(self):
 """Creates the heroku app and local git remote. Call this once you're in the local repo you're going to use. """

        cmd = ["heroku", "apps:create", self.name, "--buildpack", "heroku/python"]

        # If a team is specified, assign the app to the team.
        if self.team:
            cmd.extend(["--team", self.team])

        self._run(cmd)
        # Set HOST value
        self.set_multiple(
            HOST=self.url, CREATOR=self.login_name(), DALLINGER_UID=self.dallinger_uid
        )