ADD file via upload

python操作题答案(1).txt

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+import time
+# 假设的用户数据
+USER_DATA = {
+    'username': 'admin',
+    'password': '1234'
+}
+# 尝试次数限制
+MAX_ATTEMPTS = 3
+
+def login():
+    attempts = 0
+    while attempts < MAX_ATTEMPTS:
+        # 从命令行获取用户名和密码
+        username = input("请输入用户名:")
+        password = input("请输入密码:")
+
+        # 验证用户名和密码
+        if USER_DATA['username'] == username and USER_DATA['password'] == password:
+            print("登录成功")
+            return True
+        else:
+            print("登录失败，用户名或密码错误")
+            attempts += 1
+            print(f"您还有 {MAX_ATTEMPTS - attempts} 次尝试机会。")
+
+    print("登录失败次数过多，账户被锁定。")
+    return False
+
+if __name__ == "__main__":
+    login()