Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > comp.lang.python > #28028

Re: issue with struct.unpack

Path csiph.com!newsfeed.hal-mli.net!feeder3.hal-mli.net!newsfeed.hal-mli.net!feeder1.hal-mli.net!newsfeed.xs4all.nl!newsfeed5.news.xs4all.nl!xs4all!post.news.xs4all.nl!not-for-mail
Return-Path <a.m.akingbulu-11@student.lboro.ac.uk>
X-Original-To python-list@python.org
Delivered-To python-list@mail.python.org
X-Spam-Status OK 0.002
X-Spam-Evidence '*H*': 1.00; '*S*': 0.00; 'argument': 0.04; 'mrab': 0.05; 'subject:skip:s 10': 0.05; 'python': 0.09; 'to:addr:comp.lang.python': 0.09; 'unpack': 0.09; 'cc:addr:python- list': 0.10; 'format?': 0.16; 'readable': 0.16; 'retrieving': 0.16; 'subject:issue': 0.16; 'unload': 0.16; 'wrote:': 0.17; 'trying': 0.21; 'struct': 0.22; 'cc:2**0': 0.23; 'example': 0.23; 'errors': 0.23; 'cc:no real name:2**0': 0.24; 'external': 0.24; 'cc:addr:python.org': 0.25; 'header:In-Reply-To:1': 0.25; 'header :User-Agent:1': 0.26; 'values': 0.26; 'source': 0.29; 'this.': 0.29; 'checked': 0.30; 'url:python': 0.32; 'excel': 0.33; 'received:google.com': 0.34; 'described': 0.35; 'received:209.85': 0.35; 'explain': 0.36; 'but': 0.36; 'url:org': 0.36; 'url:library': 0.36; 'subject:with': 0.36; 'received:209': 0.37; 'data': 0.37; 'subject:: ': 0.38; 'url:docs': 0.38; 'provide': 0.62; 'here': 0.65; 'serial': 0.66; 'august': 0.66
X-Google-DKIM-Signature v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=path:newsgroups:date:in-reply-to:complaints-to:injection-info :nntp-posting-host:references:user-agent:x-google-web-client :x-google-ip:mime-version:message-id:subject:from:to:cc:content-type :x-gm-message-state; bh=FeSLW9XaFHgTUTjS8Q7OyPmU749NtryN188L3zcfuKA=; b=SuPLfnoST2o0H0ZOoN9F2eyoZC6o0d2DYkffPL52eLqsPTc9LMpTdZz60i2xrD3Own rR/Bb1GY86NLhkp35M4J5+sNbq3yQ8pN2qt8A3kpircTLSa0vZ615OW6L8yp6IgiRxQi 00BVSic/MXGoMSz8lpYlIGCu1d9Dxe+bTCUNanNR3nsxShXOpbkTknk6OqEri00Nvsml 0tEo/YaX1MOZqWR9phivBvW9WZ7Aw4wSKwq9tUoyCVuQnvA2uamxHmbp+wFp6aXFy8rx KW7fSlIClTzEKBychRomX3BWz/75isDcLIb8wXJ6bIEtgp0sGHAe8qo8tR07euLXLiMC cFCw==
Newsgroups comp.lang.python
Date Tue, 28 Aug 2012 15:35:58 -0700 (PDT)
In-Reply-To <mailman.3811.1345922216.4697.python-list@python.org>
Complaints-To groups-abuse@google.com
Injection-Info glegroupsg2000goo.googlegroups.com; posting-host=86.26.195.253; posting-account=q-eYcwkAAABs2oHZOqATxktPXe8hl2vw
References <2cc8b390-0b7a-4a0f-ac88-113daf65eba5@googlegroups.com> <mailman.3811.1345922216.4697.python-list@python.org>
User-Agent G2/1.0
X-Google-Web-Client true
X-Google-IP 86.26.195.253
MIME-Version 1.0
Subject Re: issue with struct.unpack
From 9bizy <a.m.akingbulu-11@student.lboro.ac.uk>
To comp.lang.python@googlegroups.com
Content-Type text/plain; charset=ISO-8859-1
X-Gm-Message-State ALoCoQlq+WAfwPIElq68nJiVLLnxAtnDMubhzUvWDZSxlJloBMvWIehOK4ZtYFPtwaBCRj4LVBeF
Cc python-list@python.org
X-BeenThere python-list@python.org
X-Mailman-Version 2.1.12
Precedence list
List-Id General discussion list for the Python programming language <python-list.python.org>
List-Unsubscribe <http://mail.python.org/mailman/options/python-list>, <mailto:python-list-request@python.org?subject=unsubscribe>
List-Archive <http://mail.python.org/pipermail/python-list>
List-Post <mailto:python-list@python.org>
List-Help <mailto:python-list-request@python.org?subject=help>
List-Subscribe <http://mail.python.org/mailman/listinfo/python-list>, <mailto:python-list-request@python.org?subject=subscribe>
Message-ID <mailman.3906.1346194008.4697.python-list@python.org> (permalink)
Lines 36
NNTP-Posting-Host 2001:888:2000:d::a6
X-Trace 1346194008 news.xs4all.nl 6938 [2001:888:2000:d::a6]:32991
X-Complaints-To abuse@xs4all.nl
Xref csiph.com comp.lang.python:28028

Show key headers only | View raw


On Saturday, 25 August 2012 20:16:54 UTC+1, MRAB  wrote:
> On 25/08/2012 19:34, 9bizy wrote:
> 
> > I am trying to unpack values from sensor data I am retrieving through
> 
> > a serial cable, but I get errors while using struct.unpack, how can I
> 
> > use struct.unpack to unload the data in a readable format?
> 
> >
> 
> > I checked the python documentation for struct and I can seen to find
> 
> > any argument for this.
> 
> >
> 
> > I have data = struct.unpack('char',data) but I still get errors
> 
> >
> 
> The format strings are described here for Python 3:
> 
> 
> 
>      http://docs.python.org/3.2/library/struct.html
> 
> 
> 
> and here for Python 2:
> 
> 
> 
>      http://docs.python.org/2.7/library/struct.html

I used this documents but they do not explain or provide an example on how to use struct.unpack for sensor data from an external source or even data from a excel sheet.

Back to comp.lang.python | Previous | NextPrevious in thread | Next in thread | Find similar | Unroll thread


Thread

issue with struct.unpack 9bizy <a.m.akingbulu-11@student.lboro.ac.uk> - 2012-08-25 11:34 -0700
  Re: issue with struct.unpack Mark Lawrence <breamoreboy@yahoo.co.uk> - 2012-08-25 20:12 +0100
  Re: issue with struct.unpack MRAB <python@mrabarnett.plus.com> - 2012-08-25 20:16 +0100
    Re: issue with struct.unpack 9bizy <a.m.akingbulu-11@student.lboro.ac.uk> - 2012-08-28 15:35 -0700
      Re: issue with struct.unpack MRAB <python@mrabarnett.plus.com> - 2012-08-28 23:53 +0100
      Re: issue with struct.unpack Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2012-08-28 22:40 -0400
    Re: issue with struct.unpack 9bizy <a.m.akingbulu-11@student.lboro.ac.uk> - 2012-08-28 15:35 -0700
  Re: issue with struct.unpack Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2012-08-25 19:31 -0400
    Re: issue with struct.unpack Alexander Blinne <news@blinne.net> - 2012-08-26 14:53 +0200
  Re: issue with struct.unpack MRAB <python@mrabarnett.plus.com> - 2012-08-28 23:49 +0100
    Re: issue with struct.unpack 9bizy <a.m.akingbulu-11@student.lboro.ac.uk> - 2012-08-28 16:01 -0700
    Re: issue with struct.unpack MRAB <python@mrabarnett.plus.com> - 2012-08-29 00:36 +0100
      Re: issue with struct.unpack 9bizy <a.m.akingbulu-11@student.lboro.ac.uk> - 2012-08-28 16:55 -0700
      Re: issue with struct.unpack 9bizy <a.m.akingbulu-11@student.lboro.ac.uk> - 2012-08-28 16:55 -0700
  Re: issue with struct.unpack Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2012-08-28 22:31 -0400

csiph-web