Is there a commas-in-between idiom?

[Peter van Kampen]

On 2006-11-06, Fredrik Lundh <fredrik at pythonware.com> wrote:
> I've collected a bunch of list pydioms and other notes here:
>
>     http://effbot.org/zone/python-list.htm

"""
A = B = [] # both names will point to the same list
"""

I've been bitten by this once or twice in the past, but I have always
wondered what it was useful for? Can anybody enlighten me?

TIA,

PterK

-- 
Peter van Kampen
pterk -- at -- datatailors.com