[Twisted-Python] Semantics sought: lambda?
serj_trejo at hotmail.com
Thu Jul 15 19:11:49 EDT 2004
Thank you Matt for the reference. The Twisted framework is the first time
I've encountered the Python lambda function. I was most definitely aware of
lambda being used as a Greek letter in various disciplines (in fluid
mechanics lambda represents wavelength) ... and was not aware of its
implications in Python let alone LISP.
>From: Matt Goodall <matt at pollenation.net>
>Reply-To: Twisted discussion stuff <twisted-python at twistedmatrix.com>
>To: Twisted discussion stuff <twisted-python at twistedmatrix.com>
>Subject: Re: [Twisted-Python] Semantics sought: lambda?
>Date: Thu, 15 Jul 2004 12:41:15 +0100
>On Thu, 2004-07-15 at 12:03, Sergio Trejo wrote:
> > In the Twisted documentation, there are several examples and references
> > use the term "lambda" but I can't find any semantic definition of what
> > lambda is about. For example:
> > d.addCallback(lambda object: object.callRemote("echo", "hello network"))
> > I'm kind of new to Python and prior to Twisted, I have not seen this
> > syntax before:
> > "lambda object: "
> > Any references would be appreciated.
>lambdas are Python's way of creating short, anonymous functions. They
>are document at python.org:
> - http://www.python.org/doc/current/ref/lambdas.html
> - http://docs.python.org/tut/node6.html#SECTION006750000000000000000
> / \__ Matt Goodall, Pollenation Internet Ltd
> \__/ \ w: http://www.pollenation.net
> __/ \__/ e: matt at pollenation.net
> / \__/ \ t: +44 (0)113 2252500
> \__/ \__/
> / \ Any views expressed are my own and do not necessarily
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