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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 skip(self, n):
 """ Throws away the first ``n`` values from the Stream. Note ---- Performs the evaluation lazily, i.e., the values are thrown away only after requesting the next value. """

    def skipper(data):
      for _ in xrange(int(round(n))):
        next(data)
      for el in data:
        yield el

    self._data = skipper(self._data)
    return self