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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 addcols(self, cols, names=None):
 """ Add one or more new columns. Method wraps:: tabular.spreadsheet.addcols(self, cols, names) """

        data = spreadsheet.addcols(self, cols, names)
        data = data.view(tabarray)
        data.coloring = self.coloring
        return data