On 9/20/07, Raghuram Devarakonda <report@bugs.python.org> wrote:
> Shouldn't the first clear() in the patch say "del
> self.data[key.upper()]" instead of "del self.data[key]"? I also think
> the patch should include doc change.

I don't think so -- it goes over self.data.keys() which means they are
already uppercase.

All of this would be unnecessary if clear() in UserDict were to be changed to

for key in self.keys(): del self[key]

But that's a much more pervasive change...