ADD file via upload

xueshengguanli.py

@@ -0,0 +1,78 @@
+import pymysql
+
+
+# conn = pymysql.connect(host="IP地址", port=端口号, user="用户名", password="密码", db="数据库名")
+con = pymysql.connect(host='localhost', port=3306, user="root", password="passwd", db="jzw_text")
+cursor = con.cursor()
+#cursor.execute("create table xs(name char(5),sex char(5),tel char(30));")
+
+def zhixing():
+    cursor.close()
+    con.commit()
+
+#增加
+def insert(li):
+    cursor.execute("insert into xs values(%s,%s,%s);", li)  # # 插入数据
+    zhixing()
+#删除
+def delete(li):
+    cursor.execute("delete from xs where name=(%s);",li)
+    zhixing()
+    print("已删除{}的信息".format(li))
+
+    #查询
+def seeion(li):
+    cursor.execute("select * from xs where name=(%s);",li)
+    # 获取查询结果
+    results = cursor.fetchall()
+    # 打印输出结果
+    for row in results:
+        print(row)
+    zhixing()
+
+#修改
+def update(li):
+    cursor.execute("update xs set name=%s,sex=%s,tel=%s",li)
+    zhixing()
+
+#显示所有学员
+def xians():
+    cursor.execute("select * from xs;")
+    results = cursor.fetchall()
+    # 打印输出结果
+    for row in results:
+        print(row)
+    zhixing()
+
+def close():
+    cursor.close()
+    con.commit()
+    con.close()  # 最后提交所有操作，并关闭游标和连接
+print("选择如下功能：")
+print("1:添加学员\n2:删除学员\n3:修改学员信息\n4:查询学员\n5:显示所有学员信息\n6:退出系统")
+a=int(input())
+if a==1:
+    m=[]
+    m.append(input())
+    m.append(input())
+    m.append(input())
+    insert(li=m)
+elif a==2:
+    m = input()
+    delete(m)
+elif a==3:
+    m = []
+    m.append(input())
+    m.append(input())
+    m.append(input())
+    update(m)
+
+elif a ==4:
+    m = input()
+    seeion(m)
+
+elif a==5:
+    xians()
+elif a==6:
+    close()
+