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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 is_complete(self):
 """Return True if this call string is complete, meaning it has a function name and balanced parens"""

        try:
            [t for t in self.tokens]
            ret = True
            logger.debug('CallString [{}] is complete'.format(self.strip()))

        except tokenize.TokenError:
            logger.debug('CallString [{}] is NOT complete'.format(self.strip()))
            ret = False

        return ret