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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 _shape2xls(self, worksheets):
 """Writes shape to xls file Format: <rows>\t<cols>\t<tabs>\n """


        __, __, tabs = self.code_array.shape

        if tabs > self.xls_max_tabs:
            tabs = self.xls_max_tabs

        for tab in xrange(tabs):
            worksheet = self.workbook.add_sheet(str(tab))
            worksheets.append(worksheet)