[Tutor] User selection as both string and int

[Marc Gartler]

Better still.  Thanks Brian.


On Tuesday, December 14, 2004, at 09:44  PM, Brian van den Broek wrote:

> Marc Gartler said unto the world upon 2004-12-14 22:13:
>> I am trying to have a user select from amongst a list of items, and 
>> then make use of that choice later on as both a string (e.g. "you 
>> chose _____").  My function currently allows for a numerical choice, 
>> but I am not sure how to return it as the item (e.g. apple) rather 
>> than the integer corresponding to the position in the list:
>> def get_material(mylist):
>>     mycount = 1
>>     for item in mylist:
>>         print mycount, item
>>         mycount = mycount + 1
>>     material = raw_input("Please select material:")
>>     myposition = int(material) - 1
>>     return myposition
>> fruit_list = ['apple', 'orange', 'banana']
>> fruit = get_material(fruit_list)
>
> Hi Marc,
>
> Since fruit_list is a list, you can 'fetch' an element out of it like 
> so:
> fruit_list[index]
> where index is an integer.
>
> Your function returns an integer. So, for the minimal change to get 
> what you want done, try replacing your last line with these two:
> fruit = fruit_list[get_material(fruit_list)]
> print fruit
>
> Best,
>
> Brian vdB
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