Tell us what’s happening:
- view_settings should display the correct results and end with a newline character.
// tests completed
// console output
Current User Settings:
Theme: dark
Notifications: enabled
Volume: high
Your code so far
def add_setting(settings_dict, setting_tuple):
"""
向设置字典中添加新的键值对
"""
# 将键和值转换为小写
key = setting_tuple[0].lower()
value = setting_tuple[1].lower()
# 检查键是否已存在
if key in settings_dict:
return f"Setting '{key}' already exists! Cannot add a new setting with this name."
else:
# 添加新设置
settings_dict[key] = value
return f"Setting '{key}' added with value '{value}' successfully!"
def update_setting(settings_dict, setting_tuple):
"""
更新设置字典中已存在的键值对
"""
# 将键和值转换为小写
key = setting_tuple[0].lower()
value = setting_tuple[1].lower()
# 检查键是否存在
if key in settings_dict:
# 更新设置
settings_dict[key] = value
return f"Setting '{key}' updated to '{value}' successfully!"
else:
return f"Setting '{key}' does not exist! Cannot update a non-existing setting."
def delete_setting(settings_dict, key):
"""
从设置字典中删除指定的键值对
"""
# 将键转换为小写
key_lower = key.lower()
# 检查键是否存在
if key_lower in settings_dict:
# 删除设置
del settings_dict[key_lower]
return f"Setting '{key_lower}' deleted successfully!"
else:
return "Setting not found!"
def view_settings(settings_dict):
"""
查看当前所有设置
"""
# 检查字典是否为空
if not settings_dict:
return "No settings available."
# 构建显示字符串
result = "Current User Settings:"
for key, value in settings_dict.items():
# 将键的首字母大写
key_capitalized = key.capitalize()
result += f"\n{key_capitalized}: {value}"
return result
# 测试用的设置字典
test_settings = {
"theme": "dark",
"notifications": "enabled",
"volume": "high"
}
print(view_settings(test_settings))
Your browser information:
User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/143.0.0.0 Safari/537.36 Edg/143.0.0.0
Challenge Information:
Build a User Configuration Manager - Build a User Configuration Manager
