Path: csiph.com!v102.xanadu-bbs.net!xanadu-bbs.net!feeder.erje.net!eu.feeder.erje.net!newsfeed.xs4all.nl!newsfeed4.news.xs4all.nl!xs4all!post.news.xs4all.nl!not-for-mail Return-Path: X-Original-To: python-list@python.org Delivered-To: python-list@mail.python.org X-Spam-Status: OK 0.027 X-Spam-Evidence: '*H*': 0.95; '*S*': 0.00; 'languages,': 0.04; 'utf-8': 0.07; 'versions.': 0.07; 'string': 0.09; 'escape': 0.09; 'things,': 0.09; 'cc:addr:python-list': 0.11; 'python': 0.11; '3.1.2.': 0.16; '[2].': 0.16; 'string:': 0.16; 'url:html#re': 0.16; 'url:re': 0.16; 'url:split': 0.16; 'thanks,': 0.17; 'wrote:': 0.18; 'looked': 0.18; 'unlike': 0.19; 'example': 0.22; 'cc:addr:python.org': 0.22; 'cc:2**0': 0.24; 'cc:no real name:2**0': 0.24; 'header:In-Reply-To:1': 0.27; 'chris': 0.29; 'quickly': 0.29; '[2]': 0.30; 'besides': 0.30; 'bigger': 0.30; 'characters': 0.30; 'mix': 0.30; 'message-id:@mail.gmail.com': 0.30; 'url:mailman': 0.30; 'gives': 0.31; 'getting': 0.31; 'quotes': 0.31; 'regular': 0.32; 'url:python': 0.33; 'raw': 0.33; 'table': 0.34; 'sense': 0.34; 'operations': 0.35; 'received:google.com': 0.35; 'vice': 0.36; 'url:listinfo': 0.36; 'hi,': 0.36; 'url:org': 0.36; 'two': 0.37; 'expressed': 0.37; 'being': 0.38; 'url:library': 0.38; 'pm,': 0.38; 'quote': 0.39; 'url:mail': 0.40; 'read': 0.60; 'around.': 0.60; 'enclosed': 0.60; 'expression': 0.60; 'tell': 0.60; 'url:3': 0.61; 'from:charset:utf-8': 0.61; 'url:index': 0.63; 'such': 0.63; 'skip:\xe2 10': 0.65; 'to:addr:gmail.com': 0.65; 'within': 0.65; 'between': 0.67; 'hour': 0.70; 'link:': 0.72; '8bit%:43': 0.74; 'jul': 0.74; 'special': 0.74; 'don\xe2\x80\x99t': 0.91 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; bh=Xy/DUy1z4nLz0FYy8RclGj0qAfpBbeeylSfExcc7dKI=; b=laG2iGasJcVUi0sKFojtd89YjFvLc/IQjvnmOEKud9W15iISLZxQPt2cFZNJRNysOd 4dweIZm4/YT7dI7ZK78htdJZS3rBiidSHhlPQz/pdfByk+b9Mop+gM7KnzU/Sas86dDd VV0aF/xDlG3ggyAOctP/AgatMJSbNPT85gvnRGcVtMCjJBaQrNf6IkHIKeeXjXVmQ1VA 0nTIp1Sq4TtJ74i3uUKwtrc1bLr2yyjvpVYlcuVnkqD8LZLsuYuZDbc4AzkiaL+tZeoq Sx5eI9Nuyv/ix8bNsiX91QuodF+F//dtcjg2S/hOKBtDu7lD1fZp70wlNzsn94sEBBYi yAPg== MIME-Version: 1.0 X-Received: by 10.50.111.132 with SMTP id ii4mr24336620igb.18.1405016739049; Thu, 10 Jul 2014 11:25:39 -0700 (PDT) In-Reply-To: References: Date: Thu, 10 Jul 2014 20:25:39 +0200 Subject: Re: I am confused about ' and " From: =?UTF-8?B?Q2hyaXMg4oCcS3dwb2xza2HigJ0gV2Fycmljaw==?= To: fl Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Cc: python-list@python.org X-BeenThere: python-list@python.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: General discussion list for the Python programming language List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Newsgroups: comp.lang.python Message-ID: Lines: 69 NNTP-Posting-Host: 2001:888:2000:d::a6 X-Trace: 1405016747 news.xs4all.nl 2873 [2001:888:2000:d::a6]:35192 X-Complaints-To: abuse@xs4all.nl Xref: csiph.com comp.lang.python:74328 On Jul 10, 2014 7:53 PM, "fl" wrote: > > Hi, > > It is still in the Regular expression operations concept, this link: > > has example using single quote mark: ' > > https://docs.python.org/2/library/re.html#re.split > > > While in this link: > > https://docs.python.org/3/howto/regex.html > > > It gives table with quote: " > > Regular String Raw string > "ab*" r"ab*" > "\\\\section" r"\\section" > "\\w+\\s+\\1" r"\w+\s+\1" > > > and link: > > https://docs.python.org/2/library/re.html > > > m =3D re.match(r"(\w+) (\w+)", "Isaac Newton, physicist") > > > Please tell me because I have looked it around for one hour about it. > > Thanks, > -- > https://mail.python.org/mailman/listinfo/python-list Both characters (' and ") are interchangeable, the only difference being the one you need to escape if you want to use in a string: "you're" vs 'you\'re', and the other way around. Also, please read the Python tutorial[0] before getting into bigger things, and please don=E2=80=99t mix documentation versions. If you were t= o read the tutorial, you=E2=80=99d quickly find out, that > 3.1.2. Strings > > Besides numbers, Python can also manipulate strings, which can be > expressed in several ways. They can be enclosed in single quotes > ('...') or double quotes ("...") with the same result [2]. \ can be > used to escape quotes. > > [snip] > > [2] Unlike other languages, special characters such as \n have the > same meaning with both single ('...') and double ("...") quotes. > The only difference between the two is that within single quotes > you don=E2=80=99t need to escape "(but you have to escape \') and vice > versa. [0]: https://docs.python.org/2/tutorial/index.html --=20 Chris =E2=80=9CKwpolska=E2=80=9D Warrick PGP: 5EAAEA16 stop html mail | always bottom-post | only UTF-8 makes sense