Bug: dictionary with >= 8192 keys not initialized correctly

[gbreed at cix.compulink.co.uk]

In article <8ms8n6$3n9$1 at nnrp1.deja.com>, rwgk at my-deja.com () wrote:

> Save this to a file dictbug.py:
> 
> print 'd1 = {'
> for i in xrange(8191):
>   print str(i) + ': None,'
> print '}'
> print 'd2 = {'
> for i in xrange(8192):
>   print str(i) + ': None,'
> print '}'
> print 'print len(d1)'
> print 'print len(d2)'
> 
> Then run:
> 
> python dictbug.py > tmp.py
> python tmp.py
> 
> The output is:
> 
> 8191
> 0

It works if you remove the comma after the last entry.  Something like:

for i in xrange(8191):
  print str(i) + ': None,'
print '8191: None'

No idea why.  This is with 1.5.2 on Windows95

          Graham