编辑:
我从字典中问用户一组问题:
questions = {
"strong": "Do ye like yer drinks strong? ",
"salty": "Do ye like it with a salty tang? ",
"bitter": "Are ye a lubber who likes it bitter? ",
"sweet": "Would ye like a bit of sweetness with yer poison? ",
"fruity": "Are ye one for a fruity finish? "
}
这些键与另一个字典相关联:
ingredients = {
"strong": ["glug of rum", "slug of whiskey", "splash of gin"],
"salty": ["olive on a stick", "salt-dusted rim", "rasher of bacon"],
"bitter": ["shake of bitters", "splash of tonic", "twist of lemon peel"],
"sweet": ["sugar cube", "spoonful of honey", "splash of cola"],
"fruity": ["slice of orange", "dash of cassis", "cherry on top"]
}
我通过为每个问题设置的“简单”if/elif来问他们问题,并将他们的答案分配到一本新字典中:
beverage = {}
def drink():
"""Find out user preferences and assign to new dictionary"""
if raw_input(questions["strong"]).lower() == "yes":
beverage["strong"] = ingredients["strong"]
elif raw_input(questions["strong"]).lower() == "no":
return False
if raw_input(questions["salty"]).lower() == "yes":
beverage["salty"] = ingredients["salty"]
elif raw_input(questions["salty"]).lower() == "no":
return False
...
drink()
最后打印饮料:
print beverage
如果用户说“是”,一切正常。你知道吗
但是,如果用户回答“否”,第一个问题将再次被询问(可能是因为我的if/elif结构使用了raw\u input()),然后跳过所有其他问题来完成脚本。你知道吗
我该如何构造它,以便如果用户对第一个问题说“不”,那么它会问下一个问题,而不是每个问题问两次?你知道吗
打印输出:
Do ye like yer drinks strong? yes
Do ye like it with a salty tang? no
Do ye like it with a salty tang? yes
Are ye a lubber who likes it bitter? no
Are ye a lubber who likes it bitter? yes
Would ye like a bit of sweetness with yer poison? no
Would ye like a bit of sweetness with yer poison? yes
Are ye one for a fruity finish? no
Are ye one for a fruity finish? yes
Yer cocktail is a made of a
['glug of rum']
你需要这样改变你的条件:
或者,您可以尝试检查一个案例:
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