Set literals
Delaney, Timothy C (Timothy)
tdelaney at avaya.com
Mon Mar 21 18:03:59 EST 2005
George Sakkis wrote:
> How about overloading curly braces for set literals, as in
>
>>>> aSet = {1,2,3}
>
> - It is the standard mathematic set notation.
> - There is no ambiguity or backwards compatibility problem.
> - Sets and dicts are in many respects similar data structures, so why
> not share the same delimiter ?
This was the proposed syntax (with {-} being the empty set - there's the
ambiguity). The issue may be revisited for Python 3K, but for now there
will not be syntax support for sets.
Read the section on 'Set Notation' in:
http://www.python.org/peps/pep-0218.html
Tim Delaney
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