On Thu, Dec 9, 2010 at 1:42 PM, Guido van Rossum <gu...@python.org> wrote:
..
> string-string transforms use the same namespace even though the
> typical transform only supports one or the other. E.g. IMO all of the
> following should raise LookupError:
>
>>>> b'abc'.transform('rot13')
> Traceback (most recent call last):
> ..
> return (input.translate(rot13_map), len(input))
> TypeError: expected an object with the buffer interface
This is actually *very* misleading because
>>> 'abc'.transform('rot13')
'nop'
works even though 'abc' is not "an object with the buffer interface".
>>> memoryview('abc')
Traceback (most recent call last):
..
TypeError: cannot make memory view because object does not have the
buffer interface
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