[Tutor] how i can change two lists into one directory

[bob gailer]

On 7/22/2010 7:51 PM, ANKUR AGGARWAL wrote:
> hey i have just started making  a app using python and just gt a 
> problem..
>
> i have two list
> a=["x","z"]
> b=[1,2]
>
> i want to make a directory like this

Do you mean "dictionary"?

> c={"x":1,"z":2}
>
> is it possible????

Indeed. There are several ways to do this. Easiest:

dict(zip(a,b))

> i mean i tried it using loops

d = {}
for i in range(len(a)):
   d[a[i] = b[i]

> and all but i cant append a directory

Of course you can't append, since a dictionary is not a sequence. But 
you can add a key-value pair as the above loop demonstrates.

-- 
Bob Gailer
919-636-4239
Chapel Hill NC