编程的生活愈发不容易了,工作越来越难找,说多了都是泪还是给大家贡献些代码比较实际。
python3 链接数据库需要下载名为pymysql的第三方库
python3 读写xlsx需要下载名为openpyxl的第三方库
在此我只贡献链接数据库和写入xlsx的代码
import pymysql.cursors
from fj.util import logger
from openpyxl import Workbook
from openpyxl.compat import range
from openpyxl.utils import get_column_letter
# 链接数据库的游标
connect = pymysql.Connect(
host="localhost",
port=3306,
user='root',
passwd='123456',
db='zyDB',
charset='utf8',
)
cursor = connect.cursor()
# 关闭数据库链接操作
def clos_cursor():
return cursor.close();
# 读取数据库数据
def query_all():
select_sql = "select*from fj_date where fj_id not in" \
"( select a.fj_id from ( select * from fj_date where mj_id>0 ) a " \
"join ( SELECT * from fj_date where jb_id>0 ) b" \
" on a.