save project

diy1.py

+username = "python"    # 保存在服务器数据库中的用户账号（正确的账号）
+userpassword = "123456" 
+import turtle
+turtle.hideturtle()
+turtle.goto(0,0) 
+screen=turtle.Screen()
+screen.bgcolor("white")
+name=turtle.textinput("登陆验证","请输入账号昵称：")
+password=turtle.textinput("登陆验证","请输入该账号密码:")
+if name==username and password==userpassword:
+    turtle.write("登陆成功",font=("Times",15,"normal"))
+    break
+turtle.write("登陆失败",font=("Times",15,"normal"))
+name=turtle.textinput("登陆验证","请输入账号昵称：")
+password=turtle.textinput("登陆验证","请输入该账号密码:")
+screen.clear()
+if name==username and password==userpassword:
+    turtle.write("登陆成功",font=("Times",15,"normal"))
+else:
+    turtle.write("登陆失败",font=("Times",15,"normal"))
+turtle.hideturtle()
+    
+turtle.done()
+# 保存在服务器数据库中的用户密码（正确的密码）
+
+# 请用input()实现用户输入账号、密码的功能
+
+
+
+# 如果用户输入的账号、密码正确，提示登陆成功
\ No newline at end of file

diy2.py

+username = "python"
+userpassword = "123456"
+while True:
+    name = input("请输入用户名:")
+    password = input("请输入密码:")
+    if name == username and password == userpassword:
+        print("登录成功!")
+    print("用户名和密码错误!请重新输入")
+print("欢迎来到贝尔编程!")
\ No newline at end of file

final.py

+username = "python"    # 保存在服务器数据库中的用户账号（正确的账号）
+userpassword = "123456" 
+import turtle
+turtle.hideturtle()
+turtle.goto(0,0) 
+screen=turtle.Screen()
+screen.bgcolor("white")
+name=turtle.textinput("登陆验证","请输入账号昵称：")
+password=turtle.textinput("登陆验证","请输入该账号密码:")
+if name==username and password==userpassword:
+    turtle.write("登陆成功",font=("Times",15,"normal"))
+else:
+    turtle.write("登陆失败，您还有3次机会",font=("Times",15,"normal"))
+    name=turtle.textinput("登陆验证","请输入账号昵称：")
+password=turtle.textinput("登陆验证","请输入该账号密码:")
+screen.clear()
+if name==username and password==userpassword:
+    turtle.write("登陆成功",font=("Times",15,"normal"))
+else:
+    turtle.write("登陆失败，您还有2次机会",font=("Times",15,"normal"))
+    name=turtle.textinput("登陆验证","请输入账号昵称：")
+    password=turtle.textinput("登陆验证","请输入该账号密码:")
+    screen.clear()
+    if name==username and password==userpassword:
+        turtle.write("登陆成功",font=("Times",15,"normal"))
+    else:
+        turtle.write("登陆失败，您还有1次机会",font=("Times",15,"normal"))
+    name=turtle.textinput("登陆验证","请输入账号昵称：")
+    password=turtle.textinput("登陆验证","请输入该账号密码:")
+    screen.clear()
+    if name==username and password==userpassword:
+        turtle.write("登陆成功",font=("Times",15,"normal"))
+    else:
+        turtle.write("登陆失败",font=("Times",15,"normal"))
+
+turtle.hideturtle()
+    
+turtle.done()
+# 保存在服务器数据库中的用户密码（正确的密码）
+
+# 请用input()实现用户输入账号、密码的功能
+
+
+
+# 如果用户输入的账号、密码正确，提示登陆成功
\ No newline at end of file