Possible memory leak?

[Travis E. Oliphant]

Tuvas wrote:
> I have a function in a program that works something like this.
> 
> def load_pic_data(width,heigth,inpdat, filt=TRUE):
>         data=''
>         total=0
>         tnum=0
>         size=100
>         for y in range(0,heigth):
>                 row=''
>                 for x in range(0,width):
>                         index=2*(x+y*width)
>                         num=ord(inpdat[index+1])*256+ord(inpdat[index])
>                         if(vfilter.get() and d_filter and filt):
>                                 num=round((num-(d_filter[index/2])))
>                         if(num<0):
>                                 num=0
>                         if(num>255*64):
>                                 num=255*64
>                         row=row+chr(num/64)
>                 data=data+row
> 
> 
> The purpose of this part of a program is to take a 14 bit numerical
> representation and convert it to an 8 bit representation. 

This is exactly the kind of thing NumPy (http://numeric.scipy.org) is 
ideal for.  If that's of interest to you, then I can offer particular 
suggestions...

-Travis