py- sqlalchemy访问数据库，账号密码隐藏

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本文链接： https://blog.csdn.net/weixin_43650411/article/details/102479911

# -*- coding: utf-8 -*-
"""
Created on Wed Oct  9 14:49:11 2019

"""

import os
import configparser
import pandas as pd
from sqlalchemy import create_engine

def connection():
    def login():
        CONF = r'C:\Users\cc\Cs\c.s.conf'
        conf = configparser.ConfigParser()
        if os.path.exists(CONF):
            conf.read(CONF)
            host = conf.get('SQL Server', 'ip')
            port = conf.get('SQL Server', 'port')
            dbname = conf.get('SQL Server', 'dbname')
            return host, port, dbname
    try:
        engine = create_engine(r'mssql+pymssql://@%s:%s/%s' % login())
    except Exception as e:
        print('Connect failed %s' % e)
    else:
        print('Connect success')
        return engine
    
con = connection()

# SQL Server 查询基本信息表
# 查询基本信息 表头
sql = ''' SELECT *
    FROM INFORMATION_SCHEMA.COLUMNS
    WHERE table_name='basicInfo'
    '''
title = [i[3] for i in con.execute(sql).fetchall()]

# 查询基本信息 data
sql = ''' SELECT *
    FROM basicInfo
    ORDER BY Id DESC
    '''
data = con.execute(sql).fetchall()

# 合并表头 & 基本信息
df_b = pd.DataFrame(data, columns=title)