get , write Excel

class readXls():

    def read(self, name, sheetname):
        try:
            print('start read excel !')
            self.path = os.path.abspath(os.path.join(os.path.dirname(__file__), name))
            table = xlrd.open_workbook(self.path).sheet_by_name(sheetname)
            xldata = []
            for i in tqdm(range(1, table.nrows)):
                xldata.append(table.row_values(i))
            return xldata
        except Exception as e:
            raise e


def getsql(excelname, sheetname, filename):
    if os.path.exists(filename):
        os.system('type nul>{}'.format(filename))
    sql_path = os.path.abspath(os.path.join(os.path.dirname(__file__), filename))
    xls = readXls()
    data = xls.read(excelname, sheetname)
    print('
start write sql !')
    with open(sql_path, 'a', encoding='utf-8') as f:
        for i in tqdm(data):
            postcode, teamcode, countrycode, = i
            if isinstance(teamcode, str):
==========================================================================

class Write_excel(object):
    def __init__(self, filename, sheetname='用例+报告'):

        self.filename = filename
        self.sheetname = sheetname

    def write(self, i, j, value):
        if not os.path.exists(self.filename):
            wb = Workbook()
            sh = wb.create_sheet(self.sheetname)
        else:
            wb = load_workbook(self.filename)
            sh = wb[self.sheetname]
        sh.cell(i, j).value = value
        wb.save(self.filename)