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Groups > comp.lang.python > #10273

Re: Pipe in the "return" statement

Subject Re: Pipe in the "return" statement
From Oliver Bestwalter <oliver@bestwalter.de>
Date 2011-07-25 16:35 +0200
References <acaab166-32c1-43df-b1a4-e3b47c62be36@m10g2000yqd.googlegroups.com> <9954ddFkjuU10@mid.individual.net> <1c175da2-79f4-40ed-803f-217dc935df6c@m8g2000yqo.googlegroups.com>
Newsgroups comp.lang.python
Message-ID <mailman.1456.1311604515.1164.python-list@python.org> (permalink)

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Hello Archard,

On 25.07.2011, at 16:16, Archard Lias wrote:

> On Jul 25, 2:03 pm, Ian Collins <ian-n...@hotmail.com> wrote:
>> On 07/26/11 12:00 AM, Archard Lias wrote:
>> 
>>> Hi,
>> 
>>> Still I dont get how I am supposed to understand the pipe and its task/
>>> idea/influece on control flow, of:
>>> return<statement>  |<statement>
>>> ??
>> 
>> It's simply a bitwise OR.
>> 
>> --
>> Ian Collins
> 
> Yes, but how does it get determined, which one actually gets returned?

You do a Bitwise OR with numbers. Your statements are both returning numbers and those are combined with a bitwise OR. Combining b0001 with b0010 results in 0011 for example, you can see this very often done in C Code to set and check flags. Here is a gentle introduction:

http://www.codeproject.com/KB/tips/Binary_Guide.aspxhttp://www.codeproject.com/KB/tips/Binary_Guide.aspx

Cheers
Oliver

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Thread

Pipe in the "return" statement Archard Lias <archardlias@googlemail.com> - 2011-07-25 05:00 -0700
  Re: Pipe in the "return" statement Ian Collins <ian-news@hotmail.com> - 2011-07-26 00:03 +1200
    Re: Pipe in the "return" statement Archard Lias <archardlias@googlemail.com> - 2011-07-25 07:16 -0700
      Re: Pipe in the "return" statement Billy Mays <81282ed9a88799d21e77957df2d84bd6514d9af6@myhashismyemail.com> - 2011-07-25 10:31 -0400
        Re: Pipe in the "return" statement Ethan Furman <ethan@stoneleaf.us> - 2011-07-25 13:07 -0700
          Re: Pipe in the "return" statement Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2011-07-28 08:26 +0200
      Re: Pipe in the "return" statement Oliver Bestwalter <oliver@bestwalter.de> - 2011-07-25 16:35 +0200
        Re: Pipe in the "return" statement Archard Lias <archardlias@googlemail.com> - 2011-07-25 08:05 -0700
      Re: Pipe in the "return" statement John Gordon <gordon@panix.com> - 2011-07-25 14:39 +0000
        Re: Pipe in the "return" statement Archard Lias <archardlias@googlemail.com> - 2011-07-25 08:06 -0700
      Re: Pipe in the "return" statement gwowen <gwowen@gmail.com> - 2011-07-25 07:42 -0700
  Re: Pipe in the "return" statement Christian Heimes <lists@cheimes.de> - 2011-07-25 14:33 +0200
    Re: Pipe in the "return" statement Archard Lias <archardlias@googlemail.com> - 2011-07-25 08:28 -0700
      Re: Pipe in the "return" statement Christian Heimes <lists@cheimes.de> - 2011-07-25 18:11 +0200
        Re: Pipe in the "return" statement Archard Lias <archardlias@googlemail.com> - 2011-07-25 09:30 -0700
  Re: Pipe in the "return" statement TonyO <guinness.tony@gmail.com> - 2011-07-25 05:52 -0700
    Re: Pipe in the "return" statement gwowen <gwowen@gmail.com> - 2011-07-25 06:00 -0700
    Re: Pipe in the "return" statement red floyd <redfloyd@gmail.com> - 2011-07-25 14:04 -0700
      reading  zipfile; problem using raw buffer "Sells, Fred" <fred.sells@adventistcare.org> - 2011-07-26 08:42 -0400
        Re: reading  zipfile; problem using raw buffer Billy Mays <81282ed9a88799d21e77957df2d84bd6514d9af6@myhashismyemail.com> - 2011-07-26 08:49 -0400
      Re: reading  zipfile; problem using raw buffer Peter Otten <__peter__@web.de> - 2011-07-26 15:04 +0200
      RE: reading  zipfile; problem using raw buffer "Sells, Fred" <fred.sells@adventistcare.org> - 2011-07-26 11:22 -0400

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