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| Date | Fri, 20 May 2011 23:47:15 +0300 |
| Subject | Re: Why did Quora choose Python for its development? |
| From | Dotan Cohen <dotancohen@gmail.com> |
| To | Beliavsky <beliavsky@aol.com> |
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On Fri, May 20, 2011 at 19:39, Beliavsky <beliavsky@aol.com> wrote: > I thought this essay on why one startup chose Python was interesting. > > http://www.quora.com/Why-did-Quora-choose-Python-for-its-development > > PHP was out of the question. Facebook is stuck on that for legacy > reasons, not because it's the best choice right now.[1] Our main > takeaway from that experience is that programming language choice is > very important and is extremely costly to change. > > Python was a language that Charlie and I both knew reasonably well > (though I know it a lot better now than I did when we started). We > also briefly considered C#, Java, and Scala. The biggest issues with > Python are speed and the lack of typechecking. > > C# seemed pretty promising. As a programming language, it's great, > but: > > •We didn't want to be on the Microsoft stack. We were up for learning > something new, and MS SQL Server actually seemed pretty good, but we > knew we'd need to integrate with lots of open source code that has > only second-class support for .NET, if it supports it at all. Also, > most of the best engineers these days are used to open source stuff. > •We didn't want to take the risk of being on Mono (an open source > implementation of C#/.NET). It's not clear how long funding will be > around for that project, and I'd heard of various performance > problems. Plus, it seemed like everything else in the C# ecosystem > would assume we were on the Microsoft stack. > > For a lot of little reasons, Java programs end up being longer and > more painful to write than the equivalent Python programs. It's also > harder to interoperate with non-Java stuff. Scala had a lot of the > downsides of Java and the JVM, although it wasn't quite as bad. The > language seemed a little too new and like it would bring some > unnecessary risk (for example, who knows how good will support be in > 10 years). > > Two other languages we very briefly thought about were OCaml and > Haskell (neither had big enough ecosystems or good enough standard > libraries, and both were potentially too hard for some designers/data > analysts/non-engineers who might need to write code). > > We decided that Python was fast enough for most of what we need to do > (since we push our performance-critical code to backend servers > written in C++ whenever possible). As far as typechecking, we ended up > writing very thorough unit tests which are worth writing anyway, and > achieve most of the same goals. We also had a lot of confidence that > Python would continue to evolve in a direction that would be good for > the life of our codebase, having watched it evolve over the last 5 > years. > > So far, we've been pretty happy with the choice. There's a small > selection bias, but all of the employees who'd been working with other > languages in the past have been happy to transition to Python, > especially those coming from PHP. Since starting the following things > have happened: > > > •Python 2.6 got to the point where enough of the libraries we used > were compatible with it, and we made a very easy transition to it. > •Tornado (web framework) was released as open source, and we moved our > live updating web service to that. > •PyPy got to the point where it looks like it will eventually be > usable and will give us a significant speedup. > > All together, these give us confidence that the language and ecosystem > is moving in a good direction. > > [1] What are the horrors of PHP? and Do Facebook engineers enjoy > programming in PHP? and Why hasn't Facebook migrated away from PHP? > and What are some of the advantages of PHP over other programming > languages? for more on that. > Via Nizameddin Haşim Ordulu and JR Ignacio. > -- > http://mail.python.org/mailman/listinfo/python-list > They considered Haskell and OCaml and not a single mention of Perl? -- Dotan Cohen http://gibberish.co.il http://what-is-what.com
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Why did Quora choose Python for its development? Beliavsky <beliavsky@aol.com> - 2011-05-20 09:39 -0700
Re: Why did Quora choose Python for its development? Dotan Cohen <dotancohen@gmail.com> - 2011-05-20 23:47 +0300
Re: Why did Quora choose Python for its development? Chris Angelico <rosuav@gmail.com> - 2011-05-22 15:01 +1000
Re: Why did Quora choose Python for its development? "Octavian Rasnita" <orasnita@gmail.com> - 2011-05-22 10:44 +0300
Re: Why did Quora choose Python for its development? Ulrich Eckhardt <ulrich.eckhardt@dominolaser.com> - 2011-05-23 12:56 +0200
Re: Why did Quora choose Python for its development? Duncan Booth <duncan.booth@invalid.invalid> - 2011-05-23 11:28 +0000
Re: Why did Quora choose Python for its development? "Octavian Rasnita" <orasnita@gmail.com> - 2011-05-24 08:25 +0300
Re: Why did Quora choose Python for its development? Kevin Walzer <kw@codebykevin.com> - 2011-05-24 10:09 -0400
Re: Why did Quora choose Python for its development? Chris Angelico <rosuav@gmail.com> - 2011-05-25 00:43 +1000
Re: Why did Quora choose Python for its development? "Octavian Rasnita" <orasnita@gmail.com> - 2011-05-24 19:11 +0300
Re: Why did Quora choose Python for its development? Daniel Kluev <dan.kluev@gmail.com> - 2011-05-22 19:20 +1100
Re: Why did Quora choose Python for its development? "Octavian Rasnita" <orasnita@gmail.com> - 2011-05-22 15:47 +0300
Re: Why did Quora choose Python for its development? Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2011-05-22 12:09 -0700
Re: Why did Quora choose Python for its development? Terry Reedy <tjreedy@udel.edu> - 2011-05-22 18:01 -0400
Re: Why did Quora choose Python for its development? John Bokma <john@castleamber.com> - 2011-05-22 18:55 -0500
Re: Why did Quora choose Python for its development? Daniel Kluev <dan.kluev@gmail.com> - 2011-05-23 10:42 +1100
Re: Why did Quora choose Python for its development? "Octavian Rasnita" <orasnita@gmail.com> - 2011-05-23 08:31 +0300
Re: Why did Quora choose Python for its development? "Octavian Rasnita" <orasnita@gmail.com> - 2011-05-23 09:06 +0300
Re: Why did Quora choose Python for its development? Chris Angelico <rosuav@gmail.com> - 2011-05-23 16:37 +1000
Re: Why did Quora choose Python for its development? John Bokma <john@castleamber.com> - 2011-05-23 10:26 -0500
Re: Why did Quora choose Python for its development? Terry Reedy <tjreedy@udel.edu> - 2011-05-23 02:37 -0400
Re: Why did Quora choose Python for its development? Daniel Kluev <dan.kluev@gmail.com> - 2011-05-23 19:05 +1100
Re: Why did Quora choose Python for its development? Aleksandar Radulovic <alex@a13x.net> - 2011-05-23 08:52 +0000
Re: Why did Quora choose Python for its development? "Octavian Rasnita" <orasnita@gmail.com> - 2011-05-23 11:49 +0300
Re: Why did Quora choose Python for its development? "Octavian Rasnita" <orasnita@gmail.com> - 2011-05-23 12:01 +0300
Re: Why did Quora choose Python for its development? "Octavian Rasnita" <orasnita@gmail.com> - 2011-05-23 12:41 +0300
Re: Why did Quora choose Python for its development? Daniel Kluev <dan.kluev@gmail.com> - 2011-05-23 20:58 +1100
Re: Why did Quora choose Python for its development? Daniel Kluev <dan.kluev@gmail.com> - 2011-05-23 21:16 +1100
Re: Why did Quora choose Python for its development? "Octavian Rasnita" <orasnita@gmail.com> - 2011-05-23 14:17 +0300
Re: Why did Quora choose Python for its development? Daniel Kluev <dan.kluev@gmail.com> - 2011-05-23 22:32 +1100
Re: Why did Quora choose Python for its development? Terry Reedy <tjreedy@udel.edu> - 2011-05-23 13:08 -0400
Re: Why did Quora choose Python for its development? "Octavian Rasnita" <orasnita@gmail.com> - 2011-05-23 22:05 +0300
Re: Why did Quora choose Python for its development? "Octavian Rasnita" <orasnita@gmail.com> - 2011-05-23 14:10 +0300
Re: Why did Quora choose Python for its development? John Bokma <john@castleamber.com> - 2011-05-24 00:17 -0500
Re: Why did Quora choose Python for its development? "D'Arcy J.M. Cain" <darcy@druid.net> - 2011-05-24 06:09 -0400
Re: Why did Quora choose Python for its development? John Bokma <john@castleamber.com> - 2011-05-24 11:52 -0500
Re: Why did Quora choose Python for its development? "D'Arcy J.M. Cain" <darcy@druid.net> - 2011-05-24 13:39 -0400
Re: Why did Quora choose Python for its development? John Bokma <john@castleamber.com> - 2011-05-24 13:17 -0500
Re: Why did Quora choose Python for its development? Gregory Ewing <greg.ewing@canterbury.ac.nz> - 2011-05-27 15:48 +1200
Re: Why did Quora choose Python for its development? Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2011-05-26 23:53 -0700
Re: Why did Quora choose Python for its development? Roy Smith <roy@panix.com> - 2011-05-27 09:47 -0400
Re: Why did Quora choose Python for its development? Karim <karim.liateni@free.fr> - 2011-05-27 22:10 +0200
Re: Why did Quora choose Python for its development? "thegist@nospam.net" <thegist@nospam.net> - 2011-05-25 17:30 -0400
Re: Why did Quora choose Python for its development? Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-05-25 23:52 +0000
Re: Why did Quora choose Python for its development? "thegist@nospam.net" <thegist@nospam.net> - 2011-05-26 11:05 -0400
Re: Why did Quora choose Python for its development? Chris Angelico <rosuav@gmail.com> - 2011-05-25 08:01 +1000
Re: Why did Quora choose Python for its development? John Bokma <john@castleamber.com> - 2011-05-24 18:16 -0500
Re: Why did Quora choose Python for its development? Chris Angelico <rosuav@gmail.com> - 2011-05-25 09:38 +1000
Re: Why did Quora choose Python for its development? John Bokma <john@castleamber.com> - 2011-05-24 20:48 -0500
Re: Why did Quora choose Python for its development? Thorsten Kampe <thorsten@thorstenkampe.de> - 2011-05-25 09:31 +0200
Re: Why did Quora choose Python for its development? John Bokma <john@castleamber.com> - 2011-05-25 07:01 -0500
Re: Why did Quora choose Python for its development? Terry Reedy <tjreedy@udel.edu> - 2011-05-25 12:54 -0400
Re: Why did Quora choose Python for its development? Ethan Furman <ethan@stoneleaf.us> - 2011-05-25 10:17 -0700
Re: Why did Quora choose Python for its development? John Bokma <john@castleamber.com> - 2011-05-25 14:14 -0500
Re: Why did Quora choose Python for its development? Matty Sarro <msarro@gmail.com> - 2011-05-25 17:19 -0400
Re: Why did Quora choose Python for its development? Neil Cerutti <neilc@norwich.edu> - 2011-05-26 12:44 +0000
Re: Why did Quora choose Python for its development? Roy Smith <roy@panix.com> - 2011-05-26 08:51 -0400
Re: Why did Quora choose Python for its development? Ben Finney <ben+python@benfinney.id.au> - 2011-05-26 23:11 +1000
Re: Why did Quora choose Python for its development? Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-05-26 13:35 +0000
Re: Why did Quora choose Python for its development? RainyDay <andrei.avk@gmail.com> - 2011-05-25 17:15 -0700
Re: Why did Quora choose Python for its development? Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-05-25 23:01 +0000
Re: Why did Quora choose Python for its development? John Bokma <john@castleamber.com> - 2011-05-25 22:00 -0500
Re: Why did Quora choose Python for its development? Ben Finney <ben@benfinney.id.au> - 2011-05-26 14:25 +1000
Re: Why did Quora choose Python for its development? John Bokma <john@castleamber.com> - 2011-05-26 10:36 -0500
Re: Why did Quora choose Python for its development? Terry Reedy <tjreedy@udel.edu> - 2011-05-26 16:03 -0400
Re: Why did Quora choose Python for its development? Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-05-27 03:07 +0000
Re: Why did Quora choose Python for its development? Thorsten Kampe <thorsten@thorstenkampe.de> - 2011-05-27 10:10 +0200
Re: Why did Quora choose Python for its development? Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-05-27 09:31 +0000
Re: Why did Quora choose Python for its development? Ethan Furman <ethan@stoneleaf.us> - 2011-05-27 10:12 -0700
Re: Why did Quora choose Python for its development? Karim <karim.liateni@free.fr> - 2011-05-26 22:27 +0200
Re: Why did Quora choose Python for its development? Ethan Furman <ethan@stoneleaf.us> - 2011-05-26 09:18 -0700
Re: Why did Quora choose Python for its development? Thorsten Kampe <thorsten@thorstenkampe.de> - 2011-05-26 10:24 +0200
Re: Why did Quora choose Python for its development? Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-05-25 23:25 +0000
Re: Why did Quora choose Python for its development? Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2011-05-24 23:00 -0700
Re: Why did Quora choose Python for its development? Roy Smith <roy@panix.com> - 2011-05-25 07:36 -0400
Re: Why did Quora choose Python for its development? Chris Angelico <rosuav@gmail.com> - 2011-05-25 21:55 +1000
Re: Why did Quora choose Python for its development? Roy Smith <roy@panix.com> - 2011-05-25 08:25 -0400
Re: Why did Quora choose Python for its development? "D'Arcy J.M. Cain" <darcy@druid.net> - 2011-05-25 10:23 -0400
Re: Why did Quora choose Python for its development? Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-05-25 14:56 +0000
Re: Why did Quora choose Python for its development? Matty Sarro <msarro@gmail.com> - 2011-05-25 11:43 -0400
Re: Why did Quora choose Python for its development? Chris Angelico <rosuav@gmail.com> - 2011-05-26 00:26 +1000
Re: Why did Quora choose Python for its development? "Octavian Rasnita" <orasnita@gmail.com> - 2011-05-24 19:10 +0300
Re: Why did Quora choose Python for its development? "D'Arcy J.M. Cain" <darcy@druid.net> - 2011-05-24 13:22 -0400
Re: Why did Quora choose Python for its development? "Octavian Rasnita" <orasnita@gmail.com> - 2011-05-24 11:08 +0300
Re: Why did Quora choose Python for its development? Daniel Kluev <dan.kluev@gmail.com> - 2011-05-24 14:34 +1100
Re: Why did Quora choose Python for its development? "Octavian Rasnita" <orasnita@gmail.com> - 2011-05-24 08:39 +0300
Re: Why did Quora choose Python for its development? "Octavian Rasnita" <orasnita@gmail.com> - 2011-05-24 09:00 +0300
Re: Why did Quora choose Python for its development? Stefan Behnel <stefan_ml@behnel.de> - 2011-05-24 08:23 +0200
Re: Why did Quora choose Python for its development? Kevin Walzer <kw@codebykevin.com> - 2011-05-24 10:50 -0400
Re: Why did Quora choose Python for its development? "Octavian Rasnita" <orasnita@gmail.com> - 2011-05-24 19:18 +0300
Re: Why did Quora choose Python for its development? "Octavian Rasnita" <orasnita@gmail.com> - 2011-05-24 11:10 +0300
Re: Why did Quora choose Python for its development? Chris Angelico <rosuav@gmail.com> - 2011-05-24 18:20 +1000
Re: Why did Quora choose Python for its development? Daniel Kluev <dan.kluev@gmail.com> - 2011-05-24 19:55 +1100
Re: Why did Quora choose Python for its development? "D'Arcy J.M. Cain" <darcy@druid.net> - 2011-05-24 06:05 -0400
Re: Why did Quora choose Python for its development? Teemu Likonen <tlikonen@iki.fi> - 2011-05-24 16:18 +0300
Re: Why did Quora choose Python for its development? John Bokma <john@castleamber.com> - 2011-05-24 11:50 -0500
Re: Why did Quora choose Python for its development? Chris Angelico <rosuav@gmail.com> - 2011-05-25 03:30 +1000
Re: Why did Quora choose Python for its development? John Bokma <john@castleamber.com> - 2011-05-24 12:56 -0500
Re: Why did Quora choose Python for its development? Chris Angelico <rosuav@gmail.com> - 2011-05-25 07:53 +1000
Re: Why did Quora choose Python for its development? John Bokma <john@castleamber.com> - 2011-05-24 17:00 -0500
Re: Why did Quora choose Python for its development? "Octavian Rasnita" <orasnita@gmail.com> - 2011-05-24 19:10 +0300
Re: Why did Quora choose Python for its development? "Octavian Rasnita" <orasnita@gmail.com> - 2011-05-24 19:10 +0300
Re: Why did Quora choose Python for its development? "thegist@nospam.net" <thegist@nospam.net> - 2011-05-26 11:52 -0400
Re: Why did Quora choose Python for its development? Daniel Kluev <dan.kluev@gmail.com> - 2011-05-27 08:33 +1100
Re: Why did Quora choose Python for its development? RainyDay <andrei.avk@gmail.com> - 2011-05-26 16:41 -0700
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