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Re: how to do draw pattern with python?

References <c35280cc-4b70-4030-b040-bafba2eacdd0@googlegroups.com> <k3htib$g7s$1@ger.gmane.org> <CANXECd5rX5qeXtRNHcAYsGwACjt-RBVFLiEgsjPvE1wsRxa9mg@mail.gmail.com>
From Ian Kelly <ian.g.kelly@gmail.com>
Date 2012-09-21 11:32 -0600
Subject Re: how to do draw pattern with python?
Newsgroups comp.lang.python
Message-ID <mailman.1024.1348248772.27098.python-list@python.org> (permalink)

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On Fri, Sep 21, 2012 at 10:50 AM, Ismael Farfán <sulfurfff@gmail.com> wrote:
> 2012/9/21 Peter Otten <__peter__@web.de>:
>> echo.hping@gmail.com wrote:
>>
>>     print "\x1b[2J\x1b[0;0H" # optional
>
> Nice code : )
>
> Could you dissect that weird string for us?
>
> It isn't returning the cursor to (0,0), it's just like executing
> clear(1), and looks like those line coloring scape sequences for bash.

They're called "ANSI escape codes". :-)

CSI 2J clears the screen.
CSI 0;0H means "move the cursor to row 0, column 0".  However, I don't
think that's valid ANSI, as the coordinates are 1-based.  Probably it
should have been "\x1b[2J\x1b[1;1H".

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Thread

how to do draw pattern with python? echo.hping@gmail.com - 2012-09-21 06:36 -0700
  Re: how to do draw pattern with python? Laszlo Nagy <gandalf@shopzeus.com> - 2012-09-21 15:54 +0200
  Re: how to do draw pattern with python? Mark Lawrence <breamoreboy@yahoo.co.uk> - 2012-09-21 14:55 +0100
  Re: how to do draw pattern with python? Dave Angel <d@davea.name> - 2012-09-21 10:00 -0400
  Re: how to do draw pattern with python? Peter Otten <__peter__@web.de> - 2012-09-21 16:29 +0200
  Re: how to do draw pattern with python? Ismael Farfán <sulfurfff@gmail.com> - 2012-09-21 11:50 -0500
  Re: how to do draw pattern with python? Peter Otten <__peter__@web.de> - 2012-09-21 19:29 +0200
  Re: how to do draw pattern with python? Chris Angelico <rosuav@gmail.com> - 2012-09-22 03:31 +1000
  Re: how to do draw pattern with python? Ian Kelly <ian.g.kelly@gmail.com> - 2012-09-21 11:32 -0600
    Re: how to do draw pattern with python? Hans Mulder <hansmu@xs4all.nl> - 2012-09-22 21:34 +0200
  Re: how to do draw pattern with python? Chris Angelico <rosuav@gmail.com> - 2012-09-22 03:35 +1000
  Re: how to do draw pattern with python? Mark Lawrence <breamoreboy@yahoo.co.uk> - 2012-09-21 20:55 +0100
  Re: how to do draw pattern with python? Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2012-09-21 16:12 -0400
  Re: how to do draw pattern with python? Chris Angelico <rosuav@gmail.com> - 2012-09-22 13:08 +1000

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