On Aug 30, 5:42 am, Paul McGuire <pt...@austin.rr.com> wrote: > Python binds values to names. Always. In Python, "=" is not and never > could be a class operator. In Python, any expression of LHS = RHS, > LHS is always a name, and in this statement it is being bound to some > object found by evaluating the right hand side, RHS. > An interesting side note, and one that could be granted to the OP, is that Python *does* support the definition of class operator overrides for in-place assignment operators like += (by defining a method __iadd__). This is how numpy's values accomplish their mutability.
> It is surprising how many times we > think things are "intuitive" when we really mean they are "familiar". Of course, just as I was typing my response, Steve D'Aprano beat me to the punch. Maybe it's time we added a new acronym to this group's ongoing discussions: PDWTW, or "Python doesn't work that way". -- Paul -- http://mail.python.org/mailman/listinfo/python-list
