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From: Gregory Ewing <greg.ewing@canterbury.ac.nz>
Newsgroups: comp.lang.python
Subject: Re: lambdak: multi-line lambda implementation in native Python
Date: Sun, 18 Jan 2015 10:56:07 +1300
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Xref: csiph.com comp.lang.python:83953

Chris Angelico wrote:
> Every once in a while, someone looks at Py2's print statement and
> Py3's print function and says, "why not allow function calls without
> parentheses". This right here is why not.

There's also the fact that the parens are needed to
distinguish between calling a function and using the
function itself as a value.

Ruby doesn't have that problem because it doesn't
have functions, only methods, and the only thing you
can do with a method in Ruby is call it.

-- 
Greg