Re: Quote of the day

On 05/17/2016 08:27 AM, Paul Rudin wrote: > Marko Rauhamaa writes: >> That's a long time to be without a product to sell. > > But you do have the option of building a kernel incorporating your fix > and using that. Sure as an individual end user that may be the best option.

Re: Fw: Question about issue with opening Python

On 05/13/2016 07:47 AM, christopher.amor...@mail.citytech.cuny.edu wrote: > Hello, > > Thank you for your reply. It says "IDLE's subprocess didn't make > connection. Either IDLE can't start a subprocess or personal firewall > software is blocking the connection." It worked after the first hour >

Re: Fw: Question about issue with opening Python

On 05/13/2016 07:05 AM, christopher.amor...@mail.citytech.cuny.edu wrote: > I downloaded an older version of Python and for about an hour it was > working, but started to get the same error message I received when > using the latest version of Python. You'll have to tells us what the error was

Re: Average calculation Program *need help*

On 05/12/2016 11:03 PM, Jake Kobs wrote: > Im not sure how to move it inside the for loop. I've been working on > this small problem for like 4 hours lol. I'm sorry it's so frustrating. Sounds like you haven't got down some of the most basic fundamentals yet. In Python, things that should

Re: Average calculation Program *need help*

On 05/12/2016 10:22 PM, Jake Kobs wrote: > On Thursday, May 12, 2016 at 10:48:08 AM UTC-5, Jake Kobs wrote: >> Hello all, I have been struggling with this code for 3 hours now and I'm >> still stumped. My problem is that when I run the following code: >>

Re: Steve D'Aprano, you're the "master". What's wrong with this concatenation statement?

On 05/12/2016 03:12 AM, alister wrote: > On Tue, 10 May 2016 19:40:02 -0400, DFS wrote: > >> Sometimes I try to be a funny smart-aleck and it doesn't work. > > this is the problem everyone is having with your post, you acknowledge > that it doesn't work so why keep trying. > > I too can fall

Re: Python PygLatin

On 05/08/2016 04:21 AM, Cai Gengyang wrote: > This is a long > road ahead, but I believe it is worth it because the power of a new > technology does eventually translate into money. If this is your prime motivation, I think you'll be very disappointed. A good programmer certainly can make a good

Re: After a year using Node.js, the prodigal son returns

On 05/04/2016 02:59 AM, Steven D'Aprano wrote: > A year ago, Gavin Vickery decided to move away from Python and give > Javascript with Node.js a try. Twelve months later, he has written about his > experiences: > > > http://geekforbrains.com/post/after-a-year-of-nodejs-in-production Very

Re: Fastest way to retrieve and write html contents to file

On 05/02/2016 01:37 AM, DFS wrote: > So python matches or beats VBScript at this much larger file. Kewl. If you download something large enough to be meaningful, you'll find the runtime speeds should all converge to something showing your internet connection speed. Try downloading a 4 GB file,

Re: Need help understanding list structure

On 05/02/2016 04:33 PM, moa47...@gmail.com wrote: > Yes, that does help. You're right. The author of the library I'm > using didn't implement either a __str__ or __repr__ method. Am I > correct in assuming that parsing a large text file would be quicker > returning pointers instead of strings?

Re: Differences between Class(Object) and Class(Dict) for dictionary usage?

On 04/27/2016 10:06 PM, Christopher Reimer wrote: > On 4/27/2016 8:52 PM, Michael Torrie wrote: >> In fact if it were me I would save game state to some kind of ini file, >> which would mean manually going through each object and writing out the >> relevant data to the ini

Re: Differences between Class(Object) and Class(Dict) for dictionary usage?

On 04/27/2016 08:49 PM, Christopher Reimer wrote: > On 4/27/2016 7:00 PM, Michael Torrie wrote: >> I am guessing that the reason you are storing state as it's own >> dictionary is so that you can pass the state itself to the constructor? > > Someone said it was bad to st

Re: Differences between Class(Object) and Class(Dict) for dictionary usage?

On 04/27/2016 07:12 PM, Christopher Reimer wrote: > class Piece(object): > def __init__(self, color, position, state=None): > if state is None: > self._state = { > 'class': self.__class__.__name__, > 'color': color, >

Re: Scraping email to make invoice

On 04/25/2016 08:39 AM, Grant Edwards wrote: > Your normal gmail password is used for IMAP. Actually, no, unless you explicitly tell Google to allow "less-secure" authentication. Otherwise you are required to set up a special, application-specific password.

Re: what is the difference between one-line-operation and 2-line-operation

On 04/25/2016 08:13 AM, oyster wrote: > so, what produces this difference between py2 and py3 in nature? is > there more examples? where can I find the text abiut his difference? One thing I see is that both your py2 and py3 examples are treating print as a function. It's only a function in Py3.

Re: Scraping email to make invoice

On 04/24/2016 12:58 PM, CM wrote: > 1. INPUT: What's the best way to scrape an email like this? The > email is to a Gmail account, and the content shows up in the email as > a series of basically 6x7 tables (HTML?), one table per PO > number/task. I know if the freelancer were to copy and paste

Re: How much sanity checking is required for function inputs?

On 04/23/2016 09:41 PM, Christopher Reimer wrote: > I never wanted to learn Java in the first place. My community college > couldn't afford to renew the Microsoft site license, which local > employers required to learn C/C++ in MS Visual Studio, and all flavors > of Java got taught for the

Re: How much sanity checking is required for function inputs?

On 04/23/2016 08:32 PM, Christopher Reimer wrote: > That's the other problem I'm running into. Building a chess engine is a > big project. This is probably bigger than the Java XML parser I built > from scratch for a college project. I can't seem to find any information > on how to build bigger

Re: How much sanity checking is required for function inputs?

On 04/23/2016 07:45 PM, Christopher Reimer wrote: > I had to confront all the bad habits I brought over Java and change my > code to be more Pythonic. This is where I started having fun, learning > the tricks and collapsing multi-line code into a single line code. I've > learned more about

Re: QWERTY was not designed to intentionally slow typists down

On 04/17/2016 07:39 PM, Steven D'Aprano wrote: > Even though QWERTY wasn't designed with touch-typing in mind, it's > interesting to look at some of the weaknesses of the system. It is almost > as if it had been designed to make touch-typing as inefficient as > possible :-) Just consider the home

Re: Guido sees the light: PEP 8 updated

On 04/17/2016 10:13 AM, Dennis Lee Bieber wrote: > On Sat, 16 Apr 2016 21:59:01 -0400, Random832 > declaimed the following: > >> >> I heard Windows 10 is going to finally fix this, anyway. > > Probably by removing the old CLI window completely and making everyone >

Re: Fraud

On 04/16/2016 04:21 PM, Erik wrote: > On 16/04/16 23:02, Joel Goldstick wrote: >>> On Sun, Apr 17, 2016 at 3:12 AM, Mel Drosis via Python-list >>> wrote: My phone my accounts my home network have all been affected because of someone using coding from Python

Re: Python garbage collection: not releasing memory to OS!

On 04/15/2016 04:25 AM, cshin...@gmail.com wrote: > The input was a 4MB file. Even after returning from the 'fileopen' > function the 4MB memory was not released. I checked htop output while > the loop was running, the resident memory stays at 14MB. So unless > the process is stopped the memory

Re: From email addresses sometimes strange on this list - was Re: [beginner] What's wrong?

On 04/04/2016 04:58 PM, Chris Angelico wrote: > O That probably explains it. It's because of Yahoo and mailing > lists. Yahoo did stuff that breaks stuff, so Mailman breaks stuff > differently to make sure that only Yahoo people get messed up a bit. > It means their names and addresses get

From email addresses sometimes strange on this list - was Re: [beginner] What's wrong?

On 04/04/2016 08:04 AM, Mark Lawrence via Python-list wrote: > On 02/04/2016 23:49, Michael Torrie wrote: >> Mark, your messages are showing up to the list as being from "python," >> at least on my email. Any reason for this? >> > > Assuming that you're refe

Re: PyQt4

On 04/03/2016 12:57 PM, Muhammad Ali wrote: > > Hi, > > How can we confirm that either PyQt4 is already installed on LInux machine > or not? > > Please suggest commands to confirm the already existence of PyQt4 in the > machine. Ideally you make a distribution-specific package of the

Re: [beginner] What's wrong?

Mark, your messages are showing up to the list as being from "python," at least on my email. Any reason for this? -- https://mail.python.org/mailman/listinfo/python-list

Re: Learning Python (or Haskell) makes you a worse programmer

On 03/28/2016 06:44 PM, Steven D'Aprano wrote: > http://lukeplant.me.uk/blog/posts/why-learning-haskell-python-makes-you-a-worse-programmer/ I have the same problem as the writer. Working in Python makes me really dislike working in any other language! --

Re: [OT'ish] Is there a list as good as this for Javascript

On 03/26/2016 11:49 AM, Michael Torrie wrote: > Well said, Ned, and a good reminder for me, and I suspect all of us, to > considering how we communicate. It's our nature to think problems lie ^^ Sigh. Consider. And proof read. > with everyone else but us (as witnessed

Re: [OT'ish] Is there a list as good as this for Javascript

On 03/26/2016 05:37 AM, Ned Batchelder wrote: > [...] > Has anyone ever said to you, "Thanks, Thomas! Lots of people were giving > me answers, but they were all so kind and polite about it, I couldn't > see what they were saying. Finally, your blunt direct manner got > through to me, so now I

Re: The Cost of Dynamism (was Re: Pyhon 2.x or 3.x, which is faster?)

On 03/24/2016 04:18 PM, Mark Lawrence wrote: > On 24/03/2016 19:54, BartC wrote: >> On 24/03/2016 18:10, Steven D'Aprano wrote: >>> On Fri, 25 Mar 2016 12:01 am, BartC wrote: >> >>> >>> Then those numbers are pointless. >> >> Yes, they would need some adjustment to do this stuff properly. > >

Re: The Cost of Dynamism (was Re: Pyhon 2.x or 3.x, which is faster?)

On 03/21/2016 06:43 AM, BartC wrote: > On 21/03/2016 12:08, Ned Batchelder wrote: >> On Sunday, March 20, 2016 at 9:15:32 PM UTC-4, BartC wrote: >>> >>> A tokeniser along those lines in Python, with most of the bits filled >>> in, is here: >>> >>> http://pastebin.com/dtM8WnFZ >>> >> >> Bart, we

Re: The Cost of Dynamism (was Re: Pyhon 2.x or 3.x, which is faster?)

On 03/22/2016 06:59 AM, BartC wrote: > I'm not sure I follow. Your solution to dealing with the scenarios > raised by Steven D'Aprano is to: > > (1) Not bother with exceptions at all inside the function Correct, if your function is not equipped to handle this exceptional circumstance and do the

Re: How to waste computer memory?

On 03/19/2016 02:38 AM, Steven D'Aprano wrote: > On Sat, 19 Mar 2016 01:30 pm, Random832 wrote: > >> On Fri, Mar 18, 2016, at 20:55, Chris Angelico wrote: >>> On Sat, Mar 19, 2016 at 9:03 AM, Marko Rauhamaa wrote: Also, special-casing '\0' and '/' is lame. Why can't I

Re: How to waste computer memory?

On 03/18/2016 02:26 AM, Jussi Piitulainen wrote: > I think Julia's way of dealing with its strings-as-UTF-8 [2] is more > promising. Indexing is by bytes (1-based in Julia) but the value at a > valid index is the whole UTF-8 character at that point, and an invalid > index raises an exception.

Re: The Cost of Dynamism (was Re: Pyhon 2.x or 3.x, which is faster?)

On 03/14/2016 08:43 AM, BartC wrote: > But how do you pass 'a' itself? > > Perhaps you can say: > >f('a') > > and f can do some sort of lookup, if it knows the caller's context, for > such a name and retrieve the value that way. But that's rather > heavy-handed, and f can't distinguish

Re: Pyhon 2.x or 3.x, which is faster?

On 03/11/2016 03:24 PM, BartC wrote: > On 11/03/2016 21:59, Mark Lawrence wrote: >> On 11/03/2016 18:57, BartC wrote: > >> def test(): >> s="" >> for i in range(1000): >> s+="*" >> print (len(s)) >> >> test() > >> The minor snag that you might like to correct with

Re: Pyhon 2.x or 3.x, which is faster?

On 03/07/2016 11:34 AM, BartC wrote: > (I'm quite pleased with my version: smaller, faster, works on all the > Pythons, supports all 3 colour formats and no decoding bugs that I'm > aware of, and it's the first Python program I've written that does > something useful.) I think you should be

Re: Pyhon 2.x or 3.x, which is faster?

On 03/07/2016 05:45 PM, Chris Angelico wrote: > On Tue, Mar 8, 2016 at 11:22 AM, BartC wrote: >> >> (Is a byte string the same as a byte array? Is a byte array the same as an >> array.array? If I remove this line from my code, where 'data' has just been >> read from a file: >> >>

Re: creating zipfile with symlinks

On 03/04/2016 05:18 AM, Larry Martell wrote: > Unfortunately very slow - around 8 minutes to zip a 7GB dir using the > command line zip vs. 13 seconds with the python zipfile module. And likely Python's zipfile is just giving up and storing the file without compression. What does unzip -v say

Re: Everything good about Python except GUI IDE?

On 02/27/2016 11:13 AM, wrong.addres...@gmail.com wrote: > On Saturday, 27 February 2016 18:08:36 UTC+2, Dietmar Schwertberger >> As of today, there's no Python GUI builder comparable to VB 6. > Thanks for stating this clearly. Everyone here has been trying to > show me various ways to do the

Re: Daemon strategy

On 02/06/2016 09:04 AM, paul.hermeneu...@gmail.com wrote: > On Fri, Feb 5, 2016 at 4:10 PM, Ben Finney wrote: >> paul.hermeneu...@gmail.com writes: >> >>> On Fri, Feb 5, 2016 at 11:52 AM, Ben Finney >>> wrote: Since MS Windows lacks

Re: psss...I want to move from Perl to Python

On 01/31/2016 03:34 PM, Fillmore wrote: > On 01/30/2016 05:26 AM, wxjmfa...@gmail.com wrote: > >>> Python 2 vs python 3 is anything but "solved". >> >> >> Python 3.5.1 is still suffering from the same buggy >> behaviour as in Python 3.0 . > Can you elaborate? Sad to say jmf is a long-time troll

Re: Cannot step through asynchronous iterator manually

On 01/30/2016 02:19 PM, Chris Angelico wrote: > Efficiency. That's a fine way of counting actual rows in an actual > table. However, it's massive overkill to perform an additional > pre-query for something that's fundamentally an assertion (this is a > single-row-fetch API like "select into", and

Re: Cannot step through asynchronous iterator manually

On 01/30/2016 01:22 AM, Frank Millman wrote: > There are times when I want to execute a SELECT statement, and test for > three possibilities - > - if no rows are returned, the object does not exist > - if one row is returned, the object does exist > - if more that one row is returned,

Re: Cannot step through asynchronous iterator manually

On 01/30/2016 02:57 PM, Michael Torrie wrote: > SELECT count(some_id_field),field1,field2,field3 FROM wherever WHERE > conditions > > If the first column (or whatever you decide to alias it as) contains a > count, and the rest of the information is still there. If count is 1,

Re: Cannot step through asynchronous iterator manually

On 01/30/2016 03:06 PM, Chris Angelico wrote: > That actually violates the SQL spec. Some servers will accept it, > others won't. (You're not supposed to mix column functions and > non-column functions.) Are you sure? Wikipedia is not always the most accurate place, but they have several clear

Re: Cannot step through asynchronous iterator manually

On 01/30/2016 02:19 PM, Chris Angelico wrote: > where the ... is the full original query. In other words, the whole > query has to be run twice - once to assert that there's exactly one > result, and then a second time to get that result. The existing > algorithm ("try to fetch a row - if it fails

Re: psss...I want to move from Perl to Python

On 01/28/2016 07:34 PM, Chris Angelico wrote: > On Fri, Jan 29, 2016 at 1:06 PM, Paul Rubin wrote: >> Fillmore writes: >>> I look and Python and it looks so much more clean >> >> Yes it is, I forgot everything I knew about Perl shortly

Re: How do I add 18 seconds to an ISO-8601 String in Python?

On 01/23/2016 07:22 PM, Robert James Liguori wrote: > Thank you so much! Btw, how do I convert back to ISO-8301? Have a look at the documentation for the datetime module. The docs will tell you how you can convert to a string, formatted to your specifications and needs. As always, the

Re: how do I put the python on my desktop or even access it

On 01/17/2016 02:46 PM, eryk sun wrote: > On Sun, Jan 17, 2016 at 9:03 AM, Michael Torrie <torr...@gmail.com> wrote: >> >> but if it's a text-mode program you must run it from cmd.exe like this: >> >> python \path\to\myprogram.py. > > You only need to r

Re: Modify Settings window pop-up

On 01/17/2016 03:54 PM, Dennis Lee Bieber wrote: > On Sun, 17 Jan 2016 16:52:52 -0500, Terry Reedy > declaimed the following: > >> On 1/17/2016 12:13 PM, Arvind Vallabhaneni wrote: >>> >>> [cid:888c5934-3c75-43d8-9e76-59a9dfbef814] >> >> What is this? When I mouse over,

Re: how do I put the python on my desktop or even access it

On 01/16/2016 01:11 PM, zack fitzsimons wrote: > > > > > > > I'm assuming based on your empty email that you must be running Windows. Python is a command-line program. First run cmd.exe and then from there you can run python.exe and interact with it in immediate mode. To create and run

Re: wxpython strange behaviour

On 01/15/2016 05:58 PM, Shiva Upreti wrote: > > What kind of further details do you want? Please tell me and i will try my > best to provide them. As always, post a small but complete example test program (no more than 20 lines of code) that has the problem. Paste it in such a way that one can

Re: Stop writing Python 4 incompatible code

On 01/16/2016 11:00 AM, William Ray Wing wrote: > It was known at the time. It was certainly known by the companies > that were ripped off, but they were typically small to really small > and couldn’t get traction for their stories in a press that was in > thrall to Microsoft. It was pretty much

Re: Stop writing Python 4 incompatible code

On 01/13/2016 08:29 PM, Rick Johnson wrote: > Of course. But when you leave things open for speculation, > you enviably create a situation where rumors can start > circulating. GvR is not just any "John Doe" engineer, no, > he's the head of an open source community, and the community > has a right

Re: Stop writing Python 4 incompatible code

On 01/13/2016 06:02 PM, Steven D'Aprano wrote: > Or we're too busy dealing with rising sea levels, crop failures, antibiotic > resistant diseases, chaotic mass migrations, terrorists, wars for control > over resources like water, and the collapse of the corporate state to care > about such little

Re: Stop writing Python 4 incompatible code

On 01/13/2016 06:02 PM, Rick Johnson wrote: > In fact, in the years before Python3 arrived, it had enjoyed > a steady ascension from obscurity into mainstream hacker > culture, but now, all that remains is a fractured community, > a fractured code base, and a leader who lost his cushy job > at

Re: [Python-ideas] Password masking for getpass.getpass

On 01/13/2016 05:47 PM, Steven D'Aprano wrote: > What of the poor souls who, for whatever reason, can't use NoScript? > > What about those who are so frustrated with trying to get sites to work that > they just Allow All On This Page? I've seen websites that rely on anything > up to forty or

Re: When I need classes?

On 01/11/2016 04:45 PM, Travis Griggs wrote: > As a long term OO purist practitioner, I would add to this. > Obviously, you can organize your code any way you want, with or > without classes. You could put all your functions with an odd number > of letters in one class, and all of the even

Re: When I need classes?

On 01/10/2016 12:29 AM, Arshpreet Singh wrote: > Hello Friends, I am quite new to OOP(object oriented Programming), I > did some projects with python which includes Data-Analysis, Flask Web > Development and some simple scripts. > > I have only one question which is bothering me most of the time,

Re: Strange crash while running a script with a embedded python interpreter

On 01/08/2016 09:18 AM, Rickard Englund wrote: > First, some system info > * Windows 7 (also tested on 8 and 10) > * Python 3.5.1 64bit (previously also tested using several 3.x versions) > (also tested with 32 bit, but with 3.4.2) > * Microsoft Visual Studio 2015 (earlier version of python

Re: PyFladesk :: create GUI apps by Python and HTML, CSS and Javascript.

On 01/07/2016 08:54 PM, jacob Kruger wrote: > I would definitely like to try out something like this - I am primarily > a web developer, and, partly since am 100% blind, any form of GUI design > is at times an issue for me, whereas I have been working with HTML > markup layouts for almost 20

Re: GitHub's “pull request” is proprietary lock-in

On 01/04/2016 03:21 AM, m wrote: > W dniu 03.01.2016 o 05:43, Ben Finney pisze: >> That and other vendor-locked workflow aspects of GitHub makes it a poor >> choice for communities that want to retain the option of control over >> their processes and data. > > I'm also afraid that Github will

Re: GitHub's “pull request” is proprietary lock-in

On 01/03/2016 05:51 PM, Random832 wrote: > Just as a general comment, I note there are now at least four mangled > versions of this subject header, and threading is already fragile enough > on this list. I think in the future it would be best to avoid non-ASCII > characters in subject lines. I

Re: GitHub's �pull request� is proprietary lock-in

On 01/02/2016 09:56 PM, Michael Vilain wrote: > Seriously, don't like git and the gitflow, find a project where they do > things more to your liking. I do like git and the git work-flow. Seems like github is doing an end-run around several of the key features of git and the git work-flow to

Re: GitHub's �pull request� is proprietary lock-in

On 01/03/2016 08:09 AM, Bernardo Sulzbach wrote: > On Sun, Jan 3, 2016 at 1:05 PM, Michael Torrie <torr...@gmail.com> wrote: >> kernel development is now exclusively on github. >> > > No it is not. If they have (now) 88 PR is because people don't RTFM. Good to know.

Re: We will be moving to GitHub

On 01/01/2016 11:43 PM, Steven D'Aprano wrote: > On Sat, 2 Jan 2016 07:09 am, Chris Angelico wrote: > >> Yes, git is a capable tool. But so is Mercurial, and the arguments >> weren't primarily based on differences in functionality (which are >> pretty minor). It's mainly about the network effect.

Re: We will be moving to GitHub

On 01/02/2016 12:02 AM, Ben Finney wrote: > What is being done to stave off the common response, addressed by GitHub > users to people submitting a change as a link to their Git repository, > of “can you please submit that as a GitHub pull request”? > > That common response makes for an

OT: citizens and countries - was Re: v3.5.1 - msi download

On 12/22/2015 07:06 PM, jf...@ms4.hinet.net wrote: > Mark Lawrence at 2015/12/21 UTC+8 8:50:00PM wrote： >> My fellow Pythonistas, ask not what our language can do for you, ask >> what you can do for our language. > > When I saw this sentence, I can't resist to think of the famous lie created >

Re: Need help on a project To :"Create a class called BankAccount with the following parameters "

On 12/19/2015 05:41 PM, Mark Lawrence wrote: > On 19/12/2015 23:19, malitic...@gmail.com wrote: >> you are absolutely correct Mark >> i'm a beginner in python and from the original question and test case given >> above i wrote this >> >> class BankAccount(object): >> def __init__(self,

Re: Python variable assigning problems...

On 12/11/2015 11:00 AM, ICT Ezy wrote: > Thank you very much your answer, I had not known assignment id Right2Left > before. I done it. Except that Robin was mistaken. Assignment is indeed left to right, though what's being assigned is on the right. > --

Re: Python variable assigning problems...

On 12/11/2015 11:05 AM, ICT Ezy wrote: > Deat Ian, Thank you very much your answer, but above answer from > Robin Koch and your answer is different. What's the actually process > here? I agree with Robin Koch, but your answer is correct. Pl explain > differences ? If you go re-read the answers,

Re: Administrators and moderators of Python-list, please erase all the messages that I not should have posted here in python-list!

On 12/10/2015 07:44 AM, françai s wrote: > Administrators and moderators of Python-list, please erase all the messages > that I not should have posted here in python-list. > > I ask this because I probably be in future a good programmer famous and I > do not want to talk about the topics that I

Re: Administrators and moderators of Python-list, please erase all the messages that I not should have posted here in python-list!

On 12/10/2015 07:44 AM, françai s wrote: > Administrators and moderators of Python-list, please erase all the messages > that I not should have posted here in python-list. > > I ask this because I probably be in future a good programmer famous and I > do not want to talk about the topics that I

Re: Getting data out of Mozilla Thunderbird with Python?

On 12/09/2015 04:11 AM, Steven D'Aprano wrote: > Maildir is also *much* safer too. With mbox, a single error when writing > email to the mailbox will likely corrupt *all* emails from that point on, > so potentially every email in the mailbox. With maildir, a single error > when writing will, at

Re: Accessing container's methods

On 12/07/2015 11:10 AM, Tony van der Hoff wrote: > Hi, > > I have a class A, containing embedded embedded classes, which need to > access methods from A. > . > A highly contrived example, where I'm setting up an outer class in a > Has-a relationship, containing a number of Actors. The inner

Re: How can I export data from a website and write the contents to a text file?

On 11/19/2015 12:17 PM, Patrick Hess wrote: > ryguy7272 wrote: >> text_file = open("C:/Users/rshuell001/Desktop/excel/Text1.txt", "wb") >> [...] >> It doesn't seem like the '\n' is doing anything useful. All the text is >> jumbled together. >> [...] >> I finally got it working. It's like this:

Re: What is a function parameter =[] for?

On 11/19/2015 02:21 PM, BartC wrote: > (Python returns 42; so that means my languages are more dynamic than > Python? That's hard to believe!) It tells me your language does late binding for default arguments, which does mean the default argument can dynamically change at call time, which would

Re: non-blocking getkey?

On 11/19/2015 08:48 AM, Ulli Horlacher wrote: > > The focus is moved to another, unrelated window, but not back to the > window in which the python scripts run. > Same behaviour on Linux (XFCE) and windows 7. That's because an app that communicates with standard in and standard out could be

Re: Writing a Financial Services App in Python

On 11/19/2015 08:24 AM, Cai Gengyang wrote: > It will be a web-based application. Contract it out. Or attract people who are interested in making an open source application. What you are thinking of is a massive undertaking. Web-based application design is even more complicated than desktop

Re: Writing a Financial Services App in Python

On 11/19/2015 04:59 AM, Cai Gengyang wrote: > > From YCombinator's new RFS, This is the problem I want to solve as it > is a severe problem I face myself and something I need. I want to > write this app in Python as I heard that Python is a great language > that many programmers use ... How /

Re: Writing a Financial Services App in Python

On 11/19/2015 09:20 AM, Cai Gengyang wrote: > Sure ... is this : https://www.codecademy.com/learn/python a good > place to learn Python ? Why not have a look first at the many tutorials, including the ones on Python's web site? You need to explore feasibility first before you go too far. Python

Re: What meaning is of '#!python'?

On 11/14/2015 06:54 PM, fl wrote: > Hi, > > I see an example Python code has such a line at the file beginning: > > #!python > > > Is there some meaning about it? Supposed to be, yes, but the line you've pasted there wouldn't work on any system I know of.

Re: Trying out Kivy

On 11/14/2015 04:51 AM, Cecil Westerhof wrote: > I tried to install v1.8.0 with: > pip3 install -I kivy==1.8.0 Why are you trying to install the non-current version of kivy? Did you install pygame successfully? -- https://mail.python.org/mailman/listinfo/python-list

Re: Trying out Kivy

On 11/13/2015 09:33 AM, Cecil Westerhof wrote: > I tried to install pygame and PIL with pip3, but that did not find > anything. The replacement for PIL is called Pillow. I'm not sure if it's a drop-in replacement or not. If it's not, then you'd have to modify Kivy to import from Pillow.

Re: More tkinter Madness

On 11/13/2015 12:14 PM, Tim Daneliuk wrote: > On 11/13/2015 12:32 AM, Christian Gollwitzer wrote: >> Apfelkiste:Sources chris$ > > Well, I get window and when I do this: > > pack [button .b -text Hello -command exit] > > Nothing appears. > > tkinter appears borked > > I have reinstalled once

Re: Trying out Kivy

On 11/13/2015 11:30 AM, Cecil Westerhof wrote: > On Friday 13 Nov 2015 18:21 CET, Michael Torrie wrote: > >> On 11/13/2015 09:33 AM, Cecil Westerhof wrote: >>> I tried to install pygame and PIL with pip3, but that did not find >>> anything. >> >> The

Re: Question about math.pi is mutable

On 11/10/2015 03:03 AM, Antoon Pardon wrote: > Op 10-11-15 om 00:29 schreef Ben Finney: >> >> Who is doing what to whom? The user of the library isn't doing anything >> to the library author, so what is it the library author would consent >> to? Instead, you seem to be trying to assert a *power*

Re: Hi

On 11/12/2015 02:32 AM, Mark Lawrence wrote: > On 11/11/2015 17:35, Cameron Houliston wrote: >> Can I have a link to use python >> >> Sent from Mail for Windows 10 >> > > I usually start with www.google.co.uk. I think Windows 10 blocks Google. :) And of course the official home of Python is

Re: More tkinter Madness

On 11/12/2015 05:25 PM, Tim Daneliuk wrote: > On 11/11/2015 08:25 PM, Chris Angelico wrote: >> On Thu, Nov 12, 2015 at 12:52 PM, Tim Daneliuk >> wrote: >>> I am the author of twander (https://www.tundraware.com/Software/twander). >>> This code has run flawlessly for

Re: Python.exe is not a valid Win32 application error message

On 11/11/2015 09:43 PM, Steve Hayes wrote: > That is useful to know. > > I get messages (from Glary Utilities) that some of my programs > (including Python) need to be updated, but when I've downloaded and > updated them, the update hasn't worked. Such utilities seem to cause more trouble than

Re: Python.exe is not a valid Win32 application error message

On 11/11/2015 10:21 AM, Quivis wrote: > On Tue, 10 Nov 2015 00:34:23 +, M. Kamisato wrote: > >> I am running python on Windows XP SP3 and download version 3.5xx. I got >> the above error message and could not run the program. >> I have downloaded Python version 2.7xx and it runs fine. >> Is

Re: Python.exe is not a valid Win32 application error message

On 11/11/2015 06:13 AM, Chris Angelico wrote: > On Tue, Nov 10, 2015 at 11:34 AM, M. Kamisato via Python-list > wrote: >> I am running python on Windows XP SP3 and download version 3.5xx. I got the >> above error message and could not run the program. >> I have

Re: How to get 'od' run?

On 11/11/2015 08:21 PM, Michael Torrie wrote: > On 11/11/2015 08:04 PM, fl wrote: >> Hi, >> >> I am learning python. I see a previous post has such code: >> >> >> >> >> >>>>> data = '"binääridataa"\n'.encode('utf-8

Re: How to get 'od' run?

On 11/11/2015 08:04 PM, fl wrote: > Hi, > > I am learning python. I see a previous post has such code: > > > > > >>>> data = '"binääridataa"\n'.encode('utf-8') >>>> f = open('roska.txt', 'wb') >>>> f.write(data) >17 >>>> f.close() > > The .encode methods produced a

Re: using binary in python

On 11/10/2015 02:29 PM, kent nyberg wrote: > On Mon, Nov 09, 2015 at 10:20:25PM -0800, Larry Hudson via Python-list wrote: >> Your questions are somewhat difficult to answer because you misunderstand >> binary. The key is that EVERYTHING in a computer is binary. There are NO >> EXCEPTIONS, it's

Re: Puzzled

On 11/06/2015 02:36 PM, Robinson, Wendy wrote: > Ah, ok I get it now. > Thanks both! Glad you got it! Thanks for letting us know, too. -- https://mail.python.org/mailman/listinfo/python-list

Re: Question about math.pi is mutable

On 11/08/2015 04:19 AM, BartC wrote: >> That elegant dynamism comes at a cost: method lookup is not a constant >> memory offset. Rather, it is a dictionary lookup. > > I've never understood why this seems to be necessary in Python. Why do > names have to be looked up? (I'm assuming this is

Re: Guide in Deskop Application Development in Python for newbies

On 11/07/2015 07:44 AM, leonardmesi...@gmail.com wrote: > How do you start building a desktop application in python? I mean > where do I start? Besides installing python on your windows what else > do I need, and any suggestion on how do I accomplish this project. > > Right now I really want to

<    3   4   5   6   7   8   9   10   11   12   >