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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 set_fallback(self, target):
 """Sets a fallback configuration for section. Re-exec uWSGI with the specified config when exit code is 1. :param str|unicode|Section target: File path or Section to include. """

        if isinstance(target, Section):
            target = ':' + target.name

        self._set('fallback-config', target)

        return self