python使用pymysql模块操作MySQL

import pymysql
import tkinter as tk
conn = pymysql.connect(host='localhost', user='root', passwd='root', db='okzl', charset='utf8')
master = tk.Tk()
master.title("插入供应商信息")
master.geometry('350x300')
tk.Label(master, text='cName').place(x=30,y=10)
tk.Label(master, text='address').place(x=30,y=40)
tk.Label(master, text='linkman').place(x=30,y=70)
tk.Label(master, text='linkPhone').place(x=30,y=100)
tk.Label(master, text='credit').place(x=30,y=130)
tk.Label(master, text='remark').place(x=30,y=160)
in1=tk.Entry(master, width=30).place(x=100,y=10)
in2=tk.Entry(master, width=30).place(x=100,y=40)
in3=tk.Entry(master, width=30).place(x=100,y=70)
in3=tk.Entry(master, width=30).place(x=100,y=100)
in3=tk.Entry(master, width=30).place(x=100,y=130)
in3=tk.Entry(master, width=30).place(x=100,y=160)
def insert():
 cur = conn.cursor()  # 伸出手
 sql1 = "insert into pro(cName,address,linkman,linkPhone,credit,remark) values(%s,%s,%s,%s,%s,%s)"
 temp2 = ( )
 cur.execute(sql1, temp2)
 conn.commit()
 cur.close()
tk.Button(master,text='插入',width=8,command=insert).place(x=140,y=220)
master.mainloop()
conn.close()

import pymysql
conn = pymysql.connect(host='localhost', user='root', passwd='root', db='okzl', charset='utf8')
cur = conn.cursor()
cur.execute('select * from pro')
data = cur.fetchall()
cur.close()
print(data)
conn.close()

import pymysql
import tkinter as tk
conn = pymysql.connect(host='localhost', user='root', passwd='root', db='okzl', charset='utf8')  # 连接数据库
master = tk.Tk()
master.title("搜索某客户信息")
master.geometry('350x300')
e = tk.Entry(master)
e.pack(padx=20, pady=20)

def tosearch():
 cur = conn.cursor()
 temp2 = (e.get(), "%" + e.get() + "%")
 cur.execute("select * from pro where cName like %s or cName like %s ", temp2)
 data = cur.fetchall()
 cur.close()
 print(data)

tk.Button(master, text='搜索', width=8, command=tosearch).pack(padx=20, pady=50)
master.mainloop()
conn.close()

import pymysql
import tkinter as tk
conn = pymysql.connect(host='localhost', user='root', passwd='root', db='okzl', charset='utf8')
master = tk.Tk()
master.title("修改供应商信息")
master.geometry('350x300')
tk.Label(master, text='cName').place(x=30,y=10)
tk.Label(master, text='address').place(x=30,y=40)
tk.Label(master, text='linkman').place(x=30,y=70)
tk.Label(master, text='linkPhone').place(x=30,y=100)
tk.Label(master, text='credit').place(x=30,y=130)
tk.Label(master, text='remark').place(x=30,y=160)
tk.Label(master, text='目标id').place(x=30,y=190)
in1=tk.Entry(master, width=30)
in1.place(x=100,y=10)
in2=tk.Entry(master, width=30)
in2.place(x=100,y=40)
in3=tk.Entry(master, width=30)
in3.place(x=100,y=70)
in4=tk.Entry(master, width=30)
in4.place(x=100,y=100)
in5=tk.Entry(master, width=30)
in5.place(x=100,y=130)
in6=tk.Entry(master, width=30)
in6.place(x=100,y=160)
in7=tk.Entry(master, width=30)
in7.place(x=100,y=190)
def update():
 cur = conn.cursor()  # 伸出手
 sql1 = "update pro set cName=%s, address=%s,linkman=%s,linkPhone=%s,credit=%s,remark=%s where id=%s"
 temp2 = (in1.get(),in2.get(),in3.get(),in4.get(),in5.get(),in6.get(),in7.get())
 cur.execute(sql1, temp2)
 conn.commit()
 cur.close()

tk.Button(master,text='确认修改',width=8,command=update).place(x=140,y=220)
master.mainloop()
conn.close()

sql1 = "delete from pro where id=%s"
temp1 = str(n)
cur.execute(sql1, temp1)
conn.commit()
cur.close()