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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 printiterstats(self, itst):
 """Print iteration statistics. Parameters itst : namedtuple IterationStats namedtuple as returned by :meth:`iterstats` """


        itdsp = tuple([getattr(itst, self.hdrmap[col]) for col in self.hdrtxt])
        print(self.fmtstr % itdsp)