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How do you do arrays

Thomas Bunce tbunce at mac.com
Tue Feb 1 19:41:53 EST 2005 
Thanks 
   Tom
In article <-rWdnWyelepdn53fRVn-oQ at rogers.com>, "Dan Perl"
<danperl at mail-me.com> wrote:

> A solution that I haven't seen mentioned by other postings in the thread is 
> to implement the array as a dictionary:
> 
> iMatrix = {}
> for index in range(majorlop1):
>     k = random.choice(listvalues) + 1
>     iMatrix[index] = k
> 
> Mind you, a dictionary does not behave *exactly* like an array.  For 
> instance, in your example, you may later do a "del iMatrix[2]" and then you 
> wouldn't really be able to use iMatrix like an array anymore.  But, 
> depending on your application, a dictionary may be perfectly suitable.
> 
> Hope this helps.
> 
> Dan
> 
> "Thomas Bunce" <tbunce at mac.com> wrote in message 
> news:tbunce-0102051052450001 at 192.168.1.12...
> >I am new at Pyton and I am learning from book not classes
> > so please forgive my being slow
> >
> > The below does not work I get an Error of  File
> > "Matrix[index] = k
> > NameError: name 'iMatrix' is not defined"
> >
> > while  index < majorlop1:
> >   index = index + 1
> >   k = random.choice(listvalues) + 1
> >   iMatrix[index] = k
> >
> > The book statement of
> > array(typecode, initializer) does not make sence
> > to me how it henerates ore relaes to the org name
> > for the array.
> >
> > Thank You
> >     Tom
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