python-excel模块

import pymysql,xlwt
def export_excel(table_name):
    host, user, passwd, db = '118.24.3.40', 'jxz', '123456', 'jxz'
    coon = pymysql.connect(user=user,host=host,port=3306,passwd=passwd,db=db,charset='utf8' )
    cur = coon.cursor()
    sql = 'select * from %s;'%table_name
    cur.execute(sql)  # 执行sql
    fileds = [filed[0] for filed in cur.description]#所有字段
    all_data = cur.fetchall()
    book = xlwt.Workbook()
    sheet = book.add_sheet('sheet1')
    # col = 0
    # for filed in fileds:#写表头
    #     sheet.write(0,col,filed)
    #     col+=1
    for col,filed in enumerate(fileds):#写表头
        sheet.write(0,col,filed)
    row = 1#控制行数
    for data in all_data:#行数
        for col, filed in enumerate(data):#列数
            sheet.write(row, col, filed)
        row+=1#每次写完一行，行数加1
    book.save('%s.xls'%table_name)
export_excel('app_student')