In article <mailman.15221.1414379336.18130.python-l...@python.org>, Cameron Simpson <c...@zip.com.au> wrote:
> The "is" test is more direct and less subject to iffiness because the longer > expression using id() leaves more scope/time for things to change, and of > course "id" itself can be rebound to something weird. Not to mention that Python is case-sensitive and in the code as presented by the OP: >>>>Id(x) == id(y) those are two different functions :-) -- https://mail.python.org/mailman/listinfo/python-list