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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 to_code_array(self):
 """Replaces everything in code_array from xls_file"""


        self._xls2shape()

        worksheets = self.workbook.sheet_names()

        for tab, worksheet_name in enumerate(worksheets):
            worksheet = self.workbook.sheet_by_name(worksheet_name)
            self._xls2code(worksheet, tab)
            self._xls2attributes(worksheet, tab)
            self._xls2row_heights(worksheet, tab)
            self._xls2col_widths(worksheet, tab)