Hello, As I remember, __ne__ is implemented by default as *not *__eq__() in the base for hashable classes. Among the reasons to have a separate __ne__ may be implementation efficiency. Another is symmetry and completeness.
Read the docs about the minimum a class must to do be: - hashable - sortable On Fri, Dec 27, 2019 at 12:00 PM Siddharth Prajosh <spraj...@gmail.com> wrote: > Why do we need separate functions for == and != ? > > Isn't this supposed to be negation of each other? > _______________________________________________ > Python-ideas mailing list -- python-ideas@python.org > To unsubscribe send an email to python-ideas-le...@python.org > https://mail.python.org/mailman3/lists/python-ideas.python.org/ > Message archived at > https://mail.python.org/archives/list/python-ideas@python.org/message/5M6RJNN5V7JPNOR7MF5ZGTSH7VKFI33D/ > Code of Conduct: http://python.org/psf/codeofconduct/ > -- Juancarlo *Añez*
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