[Tutor] iterating data and populating a dictionary

[Alan Gauld]

"Bryan Fodness" <bryan.fodness at gmail.com> wrote

> i am filling a dictionary with a dictionary and my values for
> isegment[field] are identical.  i can't see where i am overwriting 
> the
> previous field values.

Show us the full error text do not just summarize.

> i would like to have something like,  {1: {'Value': 0.0, ...}, 2: 
> {'Value':

Describe the output you expected and what you got (if anything)

> for line in file(data_file):
>     the_line = line.split()
>     if the_line:
>         if the_line[0] == 'Field':
>             field += 1
>         elif the_line[0] == 'Index':
>             index = float(the_line[-1])
>             dif_index = index - start_index
>             iindex[field] = dif_index

Here index is assigned to a floating point number.
Then it is indexed. Floats don't have indexes...

HTH,

-- 
Alan Gauld
Author of the Learn to Program web site
http://www.freenetpages.co.uk/hp/alan.gauld