[Python-ideas] proto-PEP: Fixing Non-constant Default Arguments

[Chris Rebert]

Adam Olsen wrote:
> [snip]
> Another, more bizarre approach would be to require default arguments
> be hashable.  This would prevent lists from being used, protecting
> people from mistakes.

If my PEP ends up being rejected, I would fully support this. It 
wouldn't solve the more general problem, but at least it would prevent a 
common newbie mistake.

- Chris Rebert