r...@zedat.fu-berlin.de (Stefan Ram) writes: > Hope Rouselle <hrouse...@jevedi.com> writes: >>Wait, I'm surprised ``outcome'' is still a valid name at the >>return-statement. Wasn't it defined inside the while? Shouldn't its >>scope be restricted to the while block? I had no idea. I should learn >>some Python. > > In Python, local names can be introduced by an assignment > and have function scope. There is no block scope in Python. > > Below, "name" /is/ a local name already, but is being > used before being assigned to. > > def function(): > if False: > name = 0 > return name > > function() > > # return name > # UnboundLocalError: local variable 'name' referenced before assignment
I appreciated the example. I had no idea. (I had looked up the rules and it was pretty simple to understand, but an example is always nice.) Thank you so much. -- https://mail.python.org/mailman/listinfo/python-list
