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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 _col_widths2pys(self):
 """Writes col_widths to pys file Format: <col>\t<tab>\t<value>\n """


        for col, tab in self.code_array.dict_grid.col_widths:
            if col < self.code_array.shape[1] and \
               tab < self.code_array.shape[2]:
                width = self.code_array.dict_grid.col_widths[(col, tab)]
                width_strings = map(repr, [col, tab, width])
                self.pys_file.write(u"\t".join(width_strings) + u"\n")