Hi,
@Paul Moore: thanks for pointing out that many people are not familiar with
design-by-contract. I was not aware of that.
Let me give you a very short introduction into contracts and what they are
good for. I'll review some existing libraries and highlight what features
we missed (and why we d
I propose we apply PEP 3132 to PEP 203. That is, for every statement where
" = " is valid I propose "lhs += rhs" should also be valid.
Simple example:
a = 0
b = 0
a, b += 1, 2
# a is now 1
# b is now 2
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Hi James
Thank you for the simple example. It makes discussing your proposal
much easier. I hope you don't mind, I'll modify it a little to make
the semantics clearer, at least to me.
Here it is.
init = (10, 20)
incr = (1, 2)
(a, b) = init
# Now, (a, b) == (10, 20)
a, b += incr
# Now (a, b) ==
