Groups > comp.lang.python > #101946

How to simulate C style integer division?

Path	csiph.com!fu-berlin.de!uni-berlin.de!not-for-mail
From	Shiyao Ma <i@introo.me>
Newsgroups	comp.lang.python
Subject	How to simulate C style integer division?
Date	Thu, 21 Jan 2016 16:39:18 +0800
Lines	22
Message-ID	<mailman.139.1453365561.15297.python-list@python.org> (permalink)
Mime-Version	1.0
Content-Type	text/plain; charset=UTF-8
Content-Transfer-Encoding	quoted-printable
X-Trace	news.uni-berlin.de im1cTNsPIg5SNOce0chC8wo3eO49eHHS2AUZhXS+8+OA==
Return-Path	<i@introo.me>
X-Original-To	python-list@python.org
Delivered-To	python-list@mail.python.org
X-Spam-Status	OK 0.043
X-Spam-Evidence	'H': 0.92; 'S': 0.00; 'else:': 0.03; 'subject:How': 0.09; 'python3.': 0.16; 'received:io': 0.16; 'received:psf.io': 0.16; 'simulate': 0.16; 'integer': 0.18; '>': 0.18; 'math': 0.20; 'import': 0.24; "i've": 0.25; 'message-id:@mail.gmail.com': 0.27; 'division': 0.29; 'way?': 0.29; 'received:google.com': 0.35; 'received:74.125.82': 0.35; 'too': 0.36; 'to:addr:python-list': 0.36; 'subject:?': 0.36; 'hi,': 0.38; 'to:addr:python.org': 0.40; 'url:me': 0.64; '8bit%:100': 0.70; 'received:74.125.82.47': 0.84; 'skip:\xe5 40': 0.84; 'to:name:python': 0.84
DKIM-Signature	v=1; a=rsa-sha256; c=relaxed/relaxed; d=introo-me.20150623.gappssmtp.com; s=20150623; h=mime-version:date:message-id:subject:from:to:content-type; bh=+ddTMUXt2E+Yec/UXo6kHVOoG4NAsdQrkgVpxGgK01I=; b=fgWX/T8zf1rYpGnWMl65xsB8y1jUmVCBfuD5KqVJVM8FeQeO6dyjGK9VQOAgNAR/1D 0nmT1/m5KSeTsrnLTqKG1t/nvSTp1R1HioNDO/I/xb98NxcOkWeBgoz+55dU01wSsfbk nl9dnbcCy7mGkqBiPpj+n0tizjavnMOuCq+Kkdt+2g4gkOjchPY3c6heVfbhZyK0GuO6 3A6Qlr1WzzZWCn6ktXC70c4end14ad7wmuJ4TDrIUb66TQ4Z+YKE4lBgiK5Fgi7KFybS ReI6DmYWTwlRlSxhLXnnMbPxH9LlNk0asg3oO9irqvF7YoNGaDKK5jOshsJDTSZRwvZi w+ug==
X-Google-DKIM-Signature	v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:date:message-id:subject:from:to :content-type; bh=+ddTMUXt2E+Yec/UXo6kHVOoG4NAsdQrkgVpxGgK01I=; b=iTalwcCyISf/tIAyYDeOBWCjx4X/PLToXlRZiZA1XK5HvAK7fIUzzYhO6hbLV/Wq7j tCVuz5z8PMX/umiuaEwpJfs+s1vQd+VQVHer9x4xUnmqUw/C5uiIWpkVjzGQjfpsrnWy Rh32FeV/9/ZpNNlM5oiLuN5HnMsvuJybOG9bOUfH+l9ctqTmN/eJFWvTUbfe0mPcgKh+ UZaDWTSfEEopF6JYXTYQ+fenUPsIEZdcKTV/6ydON8CV0LwzVWNpo+onKa+gyOjroY5Y TwuDgjJxZeTiIGqNFoaBmmEksoyDnEWppgRhRvPszBmBwL1zEmRTqmFLSJauN3yBkT2N R4oQ==
X-Gm-Message-State	ALoCoQkTqL+Jz/ZykygIJKOcQv5FnxWYwi1vXJovx+PCMRvkj6+z/6IMkGaEzx2kbklgUePoGp9GXN8krHMWslCQUHn1hXNjRw==
X-Received	by 10.194.235.137 with SMTP id um9mr46528450wjc.146.1453365558827; Thu, 21 Jan 2016 00:39:18 -0800 (PST)
X-Originating-IP	[143.89.244.107]
X-Content-Filtered-By	Mailman/MimeDel 2.1.20+
X-BeenThere	python-list@python.org
X-Mailman-Version	2.1.20+
Precedence	list
List-Id	General discussion list for the Python programming language <python-list.python.org>
List-Unsubscribe	<https://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	<https://mail.python.org/mailman/listinfo/python-list>, <mailto:python-list-request@python.org?subject=subscribe>
Xref	csiph.com comp.lang.python:101946

Show key headers only | View raw

Hi,

I wanna simulate C style integer division in Python3.

So far what I've got is:
# a, b = 3, 4

import math
result = float(a) / b
if result > 0:
  result = math.floor(result)
else:
  result = math.ceil(result)


I found it's too laborious. Any quick way?

-- 

吾輩は猫である。ホームーページはhttps://introo.me <http://introo.me>。

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

Thread

How to simulate C style integer division? Shiyao Ma <i@introo.me> - 2016-01-21 16:39 +0800
  Re: How to simulate C style integer division? "Peter Heitzer" <peter.heitzer@rz.uni-regensburg.de> - 2016-01-21 08:44 +0000
  Re: How to simulate C style integer division? Jussi Piitulainen <jussi.piitulainen@helsinki.fi> - 2016-01-21 10:59 +0200
    Re: How to simulate C style integer division? Jussi Piitulainen <jussi.piitulainen@helsinki.fi> - 2016-01-21 12:13 +0200
  Re: How to simulate C style integer division? Grobu <snailcoder@retrosite.invalid> - 2016-01-22 02:59 +0100
    Re: How to simulate C style integer division? Steven D'Aprano <steve@pearwood.info> - 2016-01-22 14:48 +1100
      Re: How to simulate C style integer division? Grobu <snailcoder@retrosite.invalid> - 2016-01-23 13:04 +0100
        Re: How to simulate C style integer division? Grobu <snailcoder@retrosite.invalid> - 2016-01-23 13:52 +0100
          Re: How to simulate C style integer division? Jussi Piitulainen <jussi.piitulainen@helsinki.fi> - 2016-01-23 17:07 +0200
            Re: How to simulate C style integer division? Grobu <snailcoder@retrosite.invalid> - 2016-01-23 17:44 +0100

csiph-web