Re: integer >= 1 == True and integer.0 == False is bad, bad, bad!!!

2010-07-11 Thread Ian Kelly
On Sun, Jul 11, 2010 at 12:03 AM, rantingrick wrote: > This is another example of the damage integer booling does to your > code and your mind. What happened to explicit is better than implicit? Explicit is better than implicit. Hence, if you're specifically testing for the property of not being

Re: integer >= 1 == True and integer.0 == False is bad, bad, bad!!!

2010-07-11 Thread Ian Kelly
On Sun, Jul 11, 2010 at 12:57 AM, Ian Kelly wrote: > And I think that partly this is simply historical.  Before a proper > boolean type was added to Python, 1 and 0 were the norm for storing > truth values.  Changing the truth value of 0 when bools were > introduced would have broken tons of exist

Re: integer >= 1 == True and integer.0 == False is bad, bad, bad!!!

2010-07-11 Thread Alf P. Steinbach /Usenet
* rantingrick, on 11.07.2010 08:50: On Jul 11, 1:22 am, Stephen Hansen wrote: Utter nonsense. No one does that unless they are coming from C or some other language without a True/False and don't know about it, or if they are using a codebase which is supporting a very old version of Python bef

Re: integer >= 1 == True and integer.0 == False is bad, bad, bad!!!

2010-07-11 Thread Stephen Hansen
On 7/10/10 11:50 PM, rantingrick wrote: > On Jul 11, 1:22 am, Stephen Hansen wrote: > >> If you are so desperately concerned with space, then simply do: >> >> if (choiceIdx1, choiceIdx2) != (None, None): >> >> Its only eleven characters longer. >> >> Or, you can do: >> >> if None not in (

Naming Conventions, Where's the Convention Waldo?

2010-07-11 Thread rantingrick
Another source of asininity seems to be the naming conventions of the Python language proper! True/False start with an upper case and i applaud this. However str, list, tuple, int, float --need i go on...?-- start with lowercase. Q: Well what the hell is your problem Rick. Who cares right? WRONG

Re: integer >= 1 == True and integer.0 == False is bad, bad, bad!!!

2010-07-11 Thread Alf P. Steinbach /Usenet
* Stephen Hansen, on 11.07.2010 09:19: On 7/10/10 11:50 PM, rantingrick wrote: It was a typo not an on purpose misspelling If this had been the first time, perhaps. If you had not in *numerous* previous times spelled my name correctly, perhaps. If it were at all possible for "f" to be a typo

Re: Naming Conventions, Where's the Convention Waldo?

2010-07-11 Thread Alf P. Steinbach /Usenet
* rantingrick, on 11.07.2010 09:26: Another source of asininity seems to be the naming conventions of the Python language proper! True/False start with an upper case and i applaud this. However str, list, tuple, int, float --need i go on...?-- start with lowercase. Q: Well what the hell is your

Re: integer >= 1 == True and integer.0 == False is bad, bad, bad!!!

2010-07-11 Thread Paul Rubin
rantingrick writes: > unspeakably ugly code. I'd write the code differently to not do all those branches. I like to use 1-elemnt lists as an option type, instead of using None, so you can just concatenate them together to get the first non-empty one. Untested code: array = [c1,c2,c3,c4,c5,c

Re: integer >= 1 == True and integer.0 == False is bad, bad, bad!!!

2010-07-11 Thread Stephen Hansen
On 7/11/10 12:30 AM, Alf P. Steinbach /Usenet wrote: > * Stephen Hansen, on 11.07.2010 09:19: >> On 7/10/10 11:50 PM, rantingrick wrote: >>> >>> It was a typo not an on purpose misspelling >> >> If this had been the first time, perhaps. If you had not in *numerous* >> previous times spelled my name

Re: Naming Conventions, Where's the Convention Waldo?

2010-07-11 Thread Günther Dietrich
rantingrick wrote: >Another source of asininity seems to be the naming conventions of the >Python language proper! True/False start with an upper case and i >applaud this. However str, list, tuple, int, float --need i go >on...?-- start with lowercase. > >Q: Well what the hell is your problem Ric

Re: integer >= 1 == True and integer.0 == False is bad, bad, bad!!!

2010-07-11 Thread rantingrick
On Jul 11, 2:19 am, Stephen Hansen wrote: > Nonsense. > > Prove it. Show actual benchmarks and actual problems to that style. I can't believe i actually have to prove to you that creating a tuple and then testing for bool-inity takes more time than just the bool test, but here goes *another* Sun

Re: integer >= 1 == True and integer.0 == False is bad, bad, bad!!!

2010-07-11 Thread rantingrick
On Jul 11, 2:39 am, Paul Rubin wrote: > rantingrick writes: > > unspeakably ugly code. > > I'd write the code differently to not do all those branches. > I like to use 1-elemnt lists as an option type, instead of using None, > so you can just concatenate them together to get the first non-empty >

Re: Naming Conventions, Where's the Convention Waldo?

2010-07-11 Thread rantingrick
On Jul 11, 3:03 am, "Günther Dietrich" wrote: > So, it is not a disadvantage that the functions you listed above are > named in this way. In the contrary, it is an advantage, as it keeps > newcomers from using stupid variable names. "int" for an Integer is stupid? "list" for a List is stupid? "s

Re: 'reload M' doesn't update 'from M inport *'

2010-07-11 Thread kedra marbun
> from m import f > > look for module m in the global cache > if not there, then: > search for m.py > compile it to a Module object > put the Module object in the cache > look for object named "f" in the Module object agree > create a new name "f" in the local namespace > set the name

Re: Naming Conventions, Where's the Convention Waldo?

2010-07-11 Thread Andre Alexander Bell
On 07/11/2010 10:30 AM, rantingrick wrote: > On Jul 11, 3:03 am, "Günther Dietrich" > wrote: > >> So, it is not a disadvantage that the functions you listed above are >> named in this way. In the contrary, it is an advantage, as it keeps >> newcomers from using stupid variable names. > > "int" f

Re: Load/Performance Testing of a Web Server

2010-07-11 Thread kak...@gmail.com
On Jul 9, 4:44 pm, Simon Brunning wrote: > On 9 July 2010 14:17, kak...@gmail.com wrote: > > > Hi to all, i want to stress test   a tomcat web server, so that i > > could find out its limits. e.g how many users can be connected and > > request a resource concurrently. > > I used JMeter which is a

Re: integer >= 1 == True and integer.0 == False is bad, bad, bad!!!

2010-07-11 Thread bart.c
"rantingrick" wrote in message news:1b285203-33f6-41fb-8321-381c154bc...@w12g2000yqj.googlegroups.com... Let me tell you folks about a recent case of culo rojo i experianced whilst creating a customized bin packer with Python. First i want to say that i actually like the fact that i can do thi

Re: Naming Conventions, Where's the Convention Waldo?

2010-07-11 Thread Marek Kubica
On Sun, 11 Jul 2010 00:26:36 -0700 (PDT) rantingrick wrote: > Another source of asininity seems to be the naming conventions of the > Python language proper! True/False start with an upper case and i > applaud this. However str, list, tuple, int, float --need i go > on...?-- start with lowercase.

Re: Plot problem.. ?? No sign at all

2010-07-11 Thread Johan Grönqvist
2010-07-11 02:12, Ritchy lelis skrev: On 7 jul, 08:38, Johan Grönqvist wrote: About the plot draw it's a curve that it's a set of points wich it's the result of the comput of the Vref and Vi together. I don't know if i had to make a break instruction (like in other's languages) after the "If" i

getting the variable type

2010-07-11 Thread Rene Veerman
hi. i need to know the type of variable i'm dealing with. take this list: files = [ "lib/jquery/jquery-1.4.2.source.js", "lib/jquery-ui-1.8.1/development-bundle/ui/jquery-ui-1.8.1.custom.js", "lib/jquery-ui-1.8.1/development-bundle/ui/jquery.ui.tabs.js", "lib/jque

how to determine whether pathname1 is below bathname2

2010-07-11 Thread Gelonida
Hi, I wanted to figure out whether a given path name is below another path name. Surprisingly this turned out to be more difficult than initially anticipated: Let's assume I want to find out, whether path1 is below path2 First I thought about checking whether path1 starts with path2 For this

Re: getting the variable type

2010-07-11 Thread Mark Lawrence
On 11-7-2010 14:23, Rene Veerman wrote: hi. i need to know the type of variable i'm dealing with. take this list: files = [ "lib/jquery/jquery-1.4.2.source.js", "lib/jquery-ui-1.8.1/development-bundle/ui/jquery-ui-1.8.1.custom.js", "lib/jquery-ui-1.8.1/development-bundl

Re: Naming Conventions, Where's the Convention Waldo?

2010-07-11 Thread News123
Andre Alexander Bell wrote: > On 07/11/2010 10:30 AM, rantingrick wrote: >>> So, it is not a disadvantage that the functions you listed above are >>> named in this way. In the contrary, it is an advantage, as it keeps >>> newcomers from using stupid variable names. >> "int" for an Integer is stupi

Re: how to determine whether pathname1 is below bathname2

2010-07-11 Thread Thomas Jollans
On 07/11/2010 03:37 PM, Gelonida wrote: > # > import os > def is_below_dir(fname,topdir): > relpath = os.path.relpath(fname,topdir) > return not relpath.startswith('..'+os.sep) > > print is_below_dir(path1,path2) > ###

Re: grailbrowser now running under python 2.5 (probably above too)

2010-07-11 Thread Aahz
In article , Luke Kenneth Casson Leighton wrote: > >$ python grail.py (note the lack of "python1.5" or "python2.4") Congrats! -- Aahz (a...@pythoncraft.com) <*> http://www.pythoncraft.com/ "Normal is what cuts off your sixth finger and your tail..." --Siobhan -- http://

Re: grailbrowser now running under python 2.5 (probably above too)

2010-07-11 Thread Aahz
In article , rantingrick wrote: > >Congratulations on this effort Luke. However you know what project i >would really like to see the community get around? ...dramatic pause >here... a cross platform Python file browser! Yes i know there are >tons of them out there already and Python is a bit slo

Re: Naming Conventions, Where's the Convention Waldo?

2010-07-11 Thread Andreas Waldenburger
On Sun, 11 Jul 2010 15:46:40 +0200 News123 wrote: > Andre Alexander Bell wrote: > > On 07/11/2010 10:30 AM, rantingrick wrote: > > >>> So, it is not a disadvantage that the functions you listed above > >>> are named in this way. In the contrary, it is an advantage, as it > >>> keeps newcomers fr

Re: how to determine whether pathname1 is below bathname2

2010-07-11 Thread Gelonida
Hi Thomas, Thomas Jollans wrote: > On 07/11/2010 03:37 PM, Gelonida wrote: >> # >> import os >> def is_below_dir(fname,topdir): >> relpath = os.path.relpath(fname,topdir) >> return not relpath.startswith('..'+os.sep) >> >> print is_below_dir(

Re: Naming Conventions, Where's the Convention Waldo?

2010-07-11 Thread News123
Andreas Waldenburger wrote: > > Having capitalized boolean values ... that is a bit odd, but as long as > children are starving in Africa, this isn't very high on my gripe-list. > +1 -- http://mail.python.org/mailman/listinfo/python-list

I wish for a tool named "2to6".

2010-07-11 Thread Zooko O'Whielacronx
Folks: I have been (I admit it) a Python 3 skeptic. I even speculated that the Python 3 backward-incompatibility would lead to the obsolescence of Python: http://pubgrid.tahoe-lafs.org/uri/URI:DIR2-RO:ixqhc4kdbjxc7o65xjnveoewym:5x6lwoxghrd5rxhwunzavft2qygfkt27oj3fbxlq4c6p45z5uneq/blog.html Howev

Why doesn't python's list append() method return the list itself?

2010-07-11 Thread dhruvbird
Why doesn't python's list append() method return the list itself? For that matter, even the reverse() and sort() methods? I found this link (http://code.google.com/edu/languages/google-python- class/lists.html) which suggests that this is done to make sure that the programmer understands that the l

Re: integer >= 1 == True and integer.0 == False is bad, bad, bad!!!

2010-07-11 Thread Michael Torrie
On 07/11/2010 12:50 AM, rantingrick wrote: > Ah yes, when nothing else seems to work fall back to you default > programming... FUD and ad hominem attacks Please stop calling things what they are not. Stephen's post was not an ad hominem attack, nor was it FUD. Someone who is countering your pre

Re: grailbrowser now running under python 2.5 (probably above too)

2010-07-11 Thread rantingrick
On Jul 11, 9:01 am, a...@pythoncraft.com (Aahz) wrote: > As usual, you would rather tell other people what to do instead of doing > any work yourself. Dear God! My statement was intended to fetch responses like... "Hey, that sounds like a great idea" or \ "Hey, lets get hacking on this". I

Re: Why doesn't python's list append() method return the list itself?

2010-07-11 Thread Thomas Jollans
On 07/11/2010 05:59 PM, dhruvbird wrote: > Why doesn't python's list append() method return the list itself? For > that matter, even the reverse() and sort() methods? > I found this link (http://code.google.com/edu/languages/google-python- > class/lists.html) which suggests that this is done to mak

Re: Why doesn't python's list append() method return the list itself?

2010-07-11 Thread Nathan Rice
Do list(reversed(list(reversed([1, 2, 3, 4])) + [[]])) Though TBH sometimes get annoyed at this behavior myself. There are a lot of people who are very vocal in support of returning none, and it makes sense in some ways. Since reversed returns an iterator though, it makes this code horrible and

Re: grailbrowser now running under python 2.5 (probably above too)

2010-07-11 Thread Thomas Jollans
On 07/11/2010 07:44 AM, rantingrick wrote: > On Jul 10, 10:59 pm, Luke Kenneth Casson Leighton > wrote: >> source at:http://github.com/lkcl/grailbrowser >> >> $ python grail.py (note the lack of "python1.5" or "python2.4") >> >> conversion of the 80 or so regex's to re has been carried out. >> ent

Re: Plot problem.. ?? No sign at all

2010-07-11 Thread Ritchy lelis
On 11 jul, 13:28, Johan Grönqvist wrote: > 2010-07-11 02:12, Ritchy lelis skrev: > > > On 7 jul, 08:38, Johan Grönqvist  wrote: > > > About the plot draw it's a curve that it's a set of points wich it's > > the result of the comput of the Vref and Vi together. I don't know if > > i had to make a b

Re: Why doesn't python's list append() method return the list itself?

2010-07-11 Thread Thomas Jollans
On 07/11/2010 06:28 PM, Nathan Rice wrote: > Do list(reversed(list(reversed([1, 2, 3, 4])) + [[]])) > > Though TBH sometimes get annoyed at this behavior myself. There are a > lot of people who are very vocal in support of returning none, and it > makes sense in some ways. Since reversed returns

Possible to create a read-only complex object?

2010-07-11 Thread python
I have a complex object with attributes that contain lists, sets, dictionaries, and other objects. The lists and dictionaries may themselves contain complex objects. I would like to provide a read-only version of this type of object for other developers to query for reporting. Is there a way to p

Re: grailbrowser now running under python 2.5 (probably above too)

2010-07-11 Thread Stephen Hansen
On 7/11/10 9:31 AM, Thomas Jollans wrote: > Cross platform file manager. Hmm. Does "cross platform" involve UNIX and > something that isn't UNIX, say, Windows? > Erm, no. No, no, no. It won't work. Well, it would work, but it wouldn't > be any good. The UNIX and Windows concepts of "file system" ar

Re: Why doesn't python's list append() method return the list itself?

2010-07-11 Thread Antoine Pitrou
On Sun, 11 Jul 2010 08:59:06 -0700 (PDT) dhruvbird wrote: > Why doesn't python's list append() method return the list itself? For > that matter, even the reverse() and sort() methods? > I found this link (http://code.google.com/edu/languages/google-python- > class/lists.html) which suggests that t

Re: Naming Conventions, Where's the Convention Waldo?

2010-07-11 Thread MRAB
rantingrick wrote: Another source of asininity seems to be the naming conventions of the Python language proper! True/False start with an upper case and i applaud this. However str, list, tuple, int, float --need i go on...?-- start with lowercase. Q: Well what the hell is your problem Rick. Who

Re: Why doesn't python's list append() method return the list itself?

2010-07-11 Thread MRAB
Thomas Jollans wrote: On 07/11/2010 05:59 PM, dhruvbird wrote: Why doesn't python's list append() method return the list itself? For that matter, even the reverse() and sort() methods? I found this link (http://code.google.com/edu/languages/google-python- class/lists.html) which suggests that th

Easy questions from a python beginner

2010-07-11 Thread wheres pythonmonks
I'm an old Perl-hacker, and am trying to Dive in Python. I have some easy issues (Python 2.6) which probably can be answered in two seconds: 1.  Why is it that I cannot use print in booleans??  e.g.: >>> True and print "It is true!" I found a nice work-around using eval(compile(.,"","exec"))

Re: Easy questions from a python beginner

2010-07-11 Thread Thomas Jollans
On 07/11/2010 07:48 PM, wheres pythonmonks wrote: > I'm an old Perl-hacker, and am trying to Dive in Python. I have some > easy issues (Python 2.6) > which probably can be answered in two seconds: > > 1. Why is it that I cannot use print in booleans?? e.g.: True and print "It is true!" pr

Re: Why doesn't python's list append() method return the list itself?

2010-07-11 Thread dhruvbird
On Jul 11, 9:19 pm, Thomas Jollans wrote: > On 07/11/2010 05:59 PM, dhruvbird wrote: > > > Why doesn't python's list append() method return the list itself? For > > that matter, even the reverse() and sort() methods? > > I found this link (http://code.google.com/edu/languages/google-python- > > cl

Re: Easy questions from a python beginner

2010-07-11 Thread Michael Torrie
On 07/11/2010 11:48 AM, wheres pythonmonks wrote: > I'm an old Perl-hacker, and am trying to Dive in Python. I have some > easy issues (Python 2.6) > which probably can be answered in two seconds: > > 1. Why is it that I cannot use print in booleans?? e.g.: True and print "It is true!" Th

Re: Easy questions from a python beginner

2010-07-11 Thread Duncan Booth
wheres pythonmonks wrote: > I'm an old Perl-hacker, and am trying to Dive in Python. I have some > easy issues (Python 2.6) > which probably can be answered in two seconds: > > 1.  Why is it that I cannot use print in booleans??  e.g.: True and print "It is true!" > > I found a nice work-

Re: integer >= 1 == True and integer.0 == False is bad, bad, bad!!!

2010-07-11 Thread Mark Dickinson
On Jul 11, 6:38 am, rantingrick wrote: > Seems kinda dumb to build a tuple just so a conditional wont blow > chunks! This integer bool-ing need to be fixed right away! Okay. What fix do you propose? Would your fix maintain the identity "0 == False"? For bonus points, explain how you'd deal with

Re: Easy questions from a python beginner

2010-07-11 Thread Stephen Hansen
On 7/11/10 10:48 AM, wheres pythonmonks wrote: > I'm an old Perl-hacker, and am trying to Dive in Python. I have some > easy issues (Python 2.6) > which probably can be answered in two seconds: > > 1. Why is it that I cannot use print in booleans?? e.g.: True and print "It is true!" Becau

Re: Easy questions from a python beginner

2010-07-11 Thread wheres pythonmonks
Thanks for your answers -- it is much appreciated. On #1: I had very often used chained logic with both logging and functional purposes in Perl, and wanted to duplicate this in Python. "It reads like english" Using the print_ print wrapper works for me. Follow-up: Is there a way to define compi

Re: Easy questions from a python beginner

2010-07-11 Thread Stephen Hansen
On 7/11/10 11:45 AM, wheres pythonmonks wrote: > Follow-up: > Is there a way to define compile-time constants in python and have the > bytecode compiler optimize away expressions like: > > if is_my_extra_debugging_on: print ... > > when "is_my_extra_debugging" is set to false? I'd like to pay no

Re: Easy questions from a python beginner

2010-07-11 Thread Thomas Jollans
On 07/11/2010 08:45 PM, wheres pythonmonks wrote: > Thanks for your answers -- it is much appreciated. > > On #1: I had very often used chained logic with both logging and > functional purposes in Perl, and wanted to duplicate this in Python. > "It reads like english" Using the print_ print wrap

Re: Easy questions from a python beginner

2010-07-11 Thread Alf P. Steinbach /Usenet
* Stephen Hansen, on 11.07.2010 21:00: On 7/11/10 11:45 AM, wheres pythonmonks wrote: Follow-up: Is there a way to define compile-time constants in python and have the bytecode compiler optimize away expressions like: if is_my_extra_debugging_on: print ... when "is_my_extra_debugging" is set t

Getting started with python on macintosh snow leopard with mysql - need help

2010-07-11 Thread dk
I have been going round and round trying to configure python 2.6 running on osx 10.6.x to work with mySQL 5.1.44. Python seems to work ... i have an installation of mysql 5.1.44 running and have used it in conjunction for other php/apache projects. I want to learn python and think i need a better

Re: grailbrowser now running under python 2.5 (probably above too)

2010-07-11 Thread John Bokma
Thomas Jollans writes: > On 07/11/2010 07:44 AM, rantingrick wrote: >> On Jul 10, 10:59 pm, Luke Kenneth Casson Leighton >> wrote: >>> source at:http://github.com/lkcl/grailbrowser >>> >>> $ python grail.py (note the lack of "python1.5" or "python2.4") >>> >>> conversion of the 80 or so regex's

Re: Easy questions from a python beginner

2010-07-11 Thread Carl Banks
On Jul 11, 10:48 am, wheres pythonmonks wrote: > I'm an old Perl-hacker, and am trying to Dive in Python. Welcome to the light. > I have some > easy issues (Python 2.6) > which probably can be answered in two seconds: > > 1.  Why is it that I cannot use print in booleans??  e.g.: > > >>> True a

Re: Easy questions from a python beginner

2010-07-11 Thread Carl Banks
On Jul 11, 11:45 am, wheres pythonmonks wrote: > On #4:  So there are some hacks, but not something as easy as "import > unimportable" or an @noexport decorator.  The underscore works, so > does "del". Careful. If you have a module that looks like this: def foo(): bar() def bar(): pri

Re: Easy questions from a python beginner

2010-07-11 Thread News123
Carl Banks wrote: > On Jul 11, 10:48 am, wheres pythonmonks > wrote: >> I'm an old Perl-hacker, and am trying to Dive in Python. > > Welcome to the light. > > >> I have some >> easy issues (Python 2.6) >> which probably can be answered in two seconds: >> >> 1. Why is it that I cannot use prin

Re: Easy questions from a python beginner

2010-07-11 Thread Chris Rebert
On Sun, Jul 11, 2010 at 2:08 PM, News123 wrote: > Carl Banks wrote: >> On Jul 11, 10:48 am, wheres pythonmonks >> wrote: >>> I'm an old Perl-hacker, and am trying to Dive in Python. >> >> Welcome to the light. >> >> >>>  I have some >>> easy issues (Python 2.6) >>> which probably can be answered

Re: Easy questions from a python beginner

2010-07-11 Thread News123
Chris Rebert wrote: > On Sun, Jul 11, 2010 at 2:08 PM, News123 wrote: >> Carl Banks wrote: >>> On Jul 11, 10:48 am, wheres pythonmonks >>> wrote: I'm an old Perl-hacker, and am trying to Dive in Python. >>> Welcome to the light. >>> >>> I have some easy issues (Python 2.6) wh

Re: Possible to create a read-only complex object?

2010-07-11 Thread Chris Rebert
On Sun, Jul 11, 2010 at 9:51 AM, wrote: > I have a complex object with attributes that contain lists, sets, > dictionaries, and other objects. The lists and dictionaries may themselves > contain complex objects. > > I would like to provide a read-only version of this type of object for other > de

Re: how to determine whether pathname1 is below bathname2

2010-07-11 Thread Dan Stromberg
You could probably: cd to dir1 getcwd cd to dir2 getcwd repeat cd .. getcwd if getcwd == dir1's cwd, then under until at / cd to dir1 repeat cd .. getcwd if getcwd == dir2's cwd, then under until at / This should deal with symlinks and junctions, as long as you aren't worried

Re: grailbrowser now running under python 2.5 (probably above too)

2010-07-11 Thread Fuzzyman
On Jul 11, 5:16 pm, rantingrick wrote: > On Jul 11, 9:01 am, a...@pythoncraft.com (Aahz) wrote: > > > As usual, you would rather tell other people what to do instead of doing > > any work yourself. > > Dear God! My statement was intended to fetch responses like... > >   "Hey, that sounds like a gr

Re: Easy questions from a python beginner

2010-07-11 Thread MRAB
Alf P. Steinbach /Usenet wrote: * Stephen Hansen, on 11.07.2010 21:00: On 7/11/10 11:45 AM, wheres pythonmonks wrote: Follow-up: Is there a way to define compile-time constants in python and have the bytecode compiler optimize away expressions like: if is_my_extra_debugging_on: print ... when

Re: Naming Conventions, Where's the Convention Waldo?

2010-07-11 Thread rantingrick
On Jul 11, 12:23 pm, MRAB wrote: > If you're so unhappy with Python, why don't you create your own > language. I suggest the name "Rantthon". Ah yes, then i can finally assume my worthy title of the "Ranting Dictator For Life"! ;-) -- http://mail.python.org/mailman/listinfo/python-list

Re: grailbrowser now running under python 2.5 (probably above too)

2010-07-11 Thread Martin P. Hellwig
On 07/11/10 04:59, Luke Kenneth Casson Leighton wrote: source at: http://github.com/lkcl/grailbrowser $ python grail.py (note the lack of "python1.5" or "python2.4") conversion of the 80 or so regex's to re has been carried out. entirely successfully or not is a matter yet to be determined. al

Re: grailbrowser now running under python 2.5 (probably above too)

2010-07-11 Thread MRAB
John Bokma wrote: Thomas Jollans writes: On 07/11/2010 07:44 AM, rantingrick wrote: On Jul 10, 10:59 pm, Luke Kenneth Casson Leighton wrote: source at:http://github.com/lkcl/grailbrowser $ python grail.py (note the lack of "python1.5" or "python2.4") conversion of the 80 or so regex's to

Re: integer >= 1 == True and integer.0 == False is bad, bad, bad!!!

2010-07-11 Thread rantingrick
On Jul 11, 1:19 pm, Mark Dickinson wrote: > Okay.  What fix do you propose?  Would your fix maintain the identity > "0 == False"? No because all integers should bool True. An integer is a value that IS NOT empty and IS NOT None. Therefore the only logical way to handle integer bool-ing is to say

Re: grailbrowser now running under python 2.5 (probably above too)

2010-07-11 Thread rantingrick
On Jul 11, 11:31 am, Thomas Jollans wrote: > On 07/11/2010 07:44 AM, rantingrick wrote: > > Congratulations on this effort Luke. However you know what project i > > would really like to see the community get around? ...dramatic pause > > here... a cross platform Python file browser! > > Cross pla

Re: integer >= 1 == True and integer.0 == False is bad, bad, bad!!!

2010-07-11 Thread geremy condra
On Sun, Jul 11, 2010 at 7:22 PM, rantingrick wrote: > On Jul 11, 1:19 pm, Mark Dickinson wrote: > >> Okay.  What fix do you propose?  Would your fix maintain the identity >> "0 == False"? > > No because all integers should bool True. An integer is a value that > IS NOT empty and IS NOT None. Ther

Re: grailbrowser now running under python 2.5 (probably above too)

2010-07-11 Thread rantingrick
On Jul 11, 11:57 am, Stephen Hansen wrote: > On 7/11/10 9:31 AM, Thomas Jollans wrote: > > trying to > > support both UNIX and Windows is NOT a good idea. > > And you can't lump the Mac in with "UNIX" here, even though it really is > UNIX at the foundation, because there's some very fundamental >

Re: integer >= 1 == True and integer.0 == False is bad, bad, bad!!!

2010-07-11 Thread Steven D'Aprano
On Sat, 10 Jul 2010 23:50:05 -0700, rantingrick wrote: > You do realize that > Python must build a tuple for ever conditional that uses this semantic? > This is more bad, bad, bad than integer bool-ing! My bin packer could > potentially compute millions of parts. I do not want to waste valuable >

Re: Naming Conventions, Where's the Convention Waldo?

2010-07-11 Thread Steven D'Aprano
On Sun, 11 Jul 2010 01:30:36 -0700, rantingrick wrote: > On Jul 11, 3:03 am, "Günther Dietrich" wrote: > >> So, it is not a disadvantage that the functions you listed above are >> named in this way. In the contrary, it is an advantage, as it keeps >> newcomers from using stupid variable names. >

Re: Naming Conventions, Where's the Convention Waldo?

2010-07-11 Thread Steven D'Aprano
On Sun, 11 Jul 2010 00:26:36 -0700, rantingrick wrote: > Another source of asininity seems to be the naming conventions of the > Python language proper! True/False start with an upper case and i > applaud this. However str, list, tuple, int, float --need i go on...?-- > start with lowercase. > >

Re: integer >= 1 == True and integer.0 == False is bad, bad, bad!!!

2010-07-11 Thread Mark Lawrence
On 12/07/2010 01:02, Steven D'Aprano wrote: On Sat, 10 Jul 2010 23:50:05 -0700, rantingrick wrote: You do realize that Python must build a tuple for ever conditional that uses this semantic? This is more bad, bad, bad than integer bool-ing! My bin packer could potentially compute millions of pa

Re: grailbrowser now running under python 2.5 (probably above too)

2010-07-11 Thread Steven D'Aprano
On Sun, 11 Jul 2010 18:31:39 +0200, Thomas Jollans wrote: > Cross platform file manager. Hmm. Does "cross platform" involve UNIX and > something that isn't UNIX, say, Windows? Erm, no. No, no, no. It won't > work. Well, it would work, but it wouldn't be any good. The UNIX and > Windows concepts of

Re: grailbrowser now running under python 2.5 (probably above too)

2010-07-11 Thread rantingrick
On Jul 11, 5:28 pm, Fuzzyman wrote: > But why hijack someone else's announcement to do that? Congratulations > alone would have been great. However good your intentions your message > came across as "but it would really have been better if you had been > doing something else instead...". Micheal

Re: integer >= 1 == True and integer.0 == False is bad, bad, bad!!!

2010-07-11 Thread Steven D'Aprano
On Sun, 11 Jul 2010 16:22:41 -0700, rantingrick wrote: > On Jul 11, 1:19 pm, Mark Dickinson wrote: > >> Okay.  What fix do you propose?  Would your fix maintain the identity >> "0 == False"? > > No because all integers should bool True. An integer is a value that IS > NOT empty Integers aren'

Re: Why doesn't python's list append() method return the list itself?

2010-07-11 Thread Steven D'Aprano
On Sun, 11 Jul 2010 08:59:06 -0700, dhruvbird wrote: > Why doesn't python's list append() method return the list itself? For > that matter, even the reverse() and sort() methods? I found this link > (http://code.google.com/edu/languages/google-python- class/lists.html) > which suggests that this i

Re: grailbrowser now running under python 2.5 (probably above too)

2010-07-11 Thread Stephen Hansen
On 7/11/10 5:01 PM, rantingrick wrote: > On Jul 11, 11:57 am, Stephen Hansen wrote: >> On 7/11/10 9:31 AM, Thomas Jollans wrote: >>> trying to >>> support both UNIX and Windows is NOT a good idea. >> >> And you can't lump the Mac in with "UNIX" here, even though it really is >> UNIX at the foundat

Re: Naming Conventions, Where's the Convention Waldo?

2010-07-11 Thread Mark Lawrence
On 12/07/2010 01:06, Steven D'Aprano wrote: On Sun, 11 Jul 2010 00:26:36 -0700, rantingrick wrote: Another source of asininity seems to be the naming conventions of the Python language proper! True/False start with an upper case and i applaud this. However str, list, tuple, int, float --need i

Re: Why doesn't python's list append() method return the list itself?

2010-07-11 Thread News123
dhruvbird wrote: > > On a side note, is there any other way to append to a list using > slices (apart from the one below): > x[len(x):len(x)] = [item to append] dy you mean x.extend([1,2,3]) ? -- http://mail.python.org/mailman/listinfo/python-list

Re: integer >= 1 == True and integer.0 == False is bad, bad, bad!!!

2010-07-11 Thread rantingrick
On Jul 11, 7:02 pm, Steven D'Aprano wrote: > Come back when you have profiled your code and > can prove that the cost of building empty tuples is an actual bottleneck. Did you even read this thread, i mean from head to tail. I NEVER said building EMPTY tuples was the cause of my rant. My complai

Re: integer >= 1 == True and integer.0 == False is bad, bad, bad!!!

2010-07-11 Thread rantingrick
On Jul 11, 7:18 pm, Mark Lawrence wrote: > +1 Oh mark grow a spine already, really. I can't help but thinking of the spineless Robert Ford every time you open your mouth. -- http://mail.python.org/mailman/listinfo/python-list

Errno 9] Bad file descriptor

2010-07-11 Thread joblack
I get sometimes a Errno 9 Bad file descriptor the code is too long to show it here but what are the circumstances this could happen? A web search showed nothing. I have especially the feeling Python 2.6 has some problems with Unicode ... and might not find the file. Is that possible? -- http://

Re: integer >= 1 == True and integer.0 == False is bad, bad, bad!!!

2010-07-11 Thread rantingrick
On Jul 11, 7:23 pm, Steven D'Aprano wrote: > On Sun, 11 Jul 2010 16:22:41 -0700, rantingrick wrote: > > On Jul 11, 1:19 pm, Mark Dickinson wrote: > > >> Okay.  What fix do you propose?  Would your fix maintain the identity > >> "0 == False"? > > > No because all integers should bool True. An inte

Problems running VirtualEnv under Windows.

2010-07-11 Thread ashconnor
Hello, After reading 'Practical Django Projects' I decided that I want to implement the VirtualEnv tip suggested in order to properly segregate code/modules in different projects. I am however having problems with my django installations not using site-packages within the virtualenv but rather att

Re: Why doesn't python's list append() method return the list itself?

2010-07-11 Thread Raymond Hettinger
On Jul 11, 8:59 am, dhruvbird wrote: > Why doesn't python's list append() method return the list itself? For > that matter, even the reverse() and sort() methods? Because Guido thinks that having those methods return None is the best way to communicate that the underlying object has been mutated

Re: grailbrowser now running under python 2.5 (probably above too)

2010-07-11 Thread rantingrick
On Jul 11, 7:31 pm, Stephen Hansen wrote: You said about macs... > Copying a file without the resource fork on a mac, *can* result in > essential data being lost (This is less common then it used to be). As > simple a task as chown/chmod for posix systems to take ownership of a > file and make it

Re: Easy questions from a python beginner

2010-07-11 Thread Alf P. Steinbach /Usenet
* MRAB, on 12.07.2010 00:37: Alf P. Steinbach /Usenet wrote: * Stephen Hansen, on 11.07.2010 21:00: On 7/11/10 11:45 AM, wheres pythonmonks wrote: Follow-up: Is there a way to define compile-time constants in python and have the bytecode compiler optimize away expressions like: if is_my_extra

Re: integer >= 1 == True and integer.0 == False is bad, bad, bad!!!

2010-07-11 Thread Stephen Hansen
On 7/11/10 5:51 PM, rantingrick wrote: > On Jul 11, 7:23 pm, Steven D'Aprano cybersource.com.au> wrote: >> On Sun, 11 Jul 2010 16:22:41 -0700, rantingrick wrote: >>> On Jul 11, 1:19 pm, Mark Dickinson wrote: >> Okay. What fix do you propose? Would your fix maintain the identity "0 ==

Re: integer >= 1 == True and integer.0 == False is bad, bad, bad!!!

2010-07-11 Thread Brendon Wickham
"i had once considered you one of the foremost intelligent minds within this group. However, after your display within this thread i am beginning to doubt my original beliefs of you." "Oh ... grow a spine already, really. I can't help but thinking of the spineless Robert Ford every time you open y

Re: grailbrowser now running under python 2.5 (probably above too)

2010-07-11 Thread Stephen Hansen
On 7/11/10 6:10 PM, rantingrick wrote: > On Jul 11, 7:31 pm, Stephen Hansen wrote: > > You said about macs... >> Copying a file without the resource fork on a mac, *can* result in >> essential data being lost (This is less common then it used to be). As >> simple a task as chown/chmod for posix s

Re: Easy questions from a python beginner

2010-07-11 Thread Stephen Hansen
On 7/11/10 6:12 PM, Alf P. Steinbach /Usenet wrote: > However, as stated up-thread, I do not expect facts, logic or general > reasoning to have any effect whatsoever on such hard-core religious > beliefs. Grow up, and/or get a grip, and/or get over yourself. Everyone who disagreed with you, disa

Re: Easy questions from a python beginner

2010-07-11 Thread MRAB
Alf P. Steinbach /Usenet wrote: * MRAB, on 12.07.2010 00:37: Alf P. Steinbach /Usenet wrote: * Stephen Hansen, on 11.07.2010 21:00: On 7/11/10 11:45 AM, wheres pythonmonks wrote: Follow-up: Is there a way to define compile-time constants in python and have the bytecode compiler optimize away

Re: integer >= 1 == True and integer.0 == False is bad, bad, bad!!!

2010-07-11 Thread Steven D'Aprano
On Sun, 11 Jul 2010 17:35:18 -0700, rantingrick wrote: > On Jul 11, 7:02 pm, Steven D'Aprano cybersource.com.au> wrote: > >> Come back when you have profiled your code and can prove that the cost >> of building empty tuples is an actual bottleneck. > > Did you even read this thread, i mean from

IOError and Try Again to loop the loop.

2010-07-11 Thread The Danny Bos
Heya, I'm running a py script that simply grabs an image, creates a thumbnail and uploads it to s3. I'm simply logging into ssh and running the script through Terminal. It works fine, but gives me an IOError every now and then. I was wondering if I can catch this error and just get the script to

Re: Easy questions from a python beginner

2010-07-11 Thread Alf P. Steinbach /Usenet
* Stephen Hansen, on 12.07.2010 04:02: On 7/11/10 6:12 PM, Alf P. Steinbach /Usenet wrote: However, as stated up-thread, I do not expect facts, logic or general reasoning to have any effect whatsoever on such hard-core religious beliefs. Grow up, and/or get a grip, and/or get over yourself. E

Re: IOError and Try Again to loop the loop.

2010-07-11 Thread Chris Rebert
On Sun, Jul 11, 2010 at 7:15 PM, The Danny Bos wrote: > Heya, > > I'm running a py script that simply grabs an image, creates a > thumbnail and uploads it to s3. I'm simply logging into ssh and > running the script through Terminal. It works fine, but gives me an > IOError every now and then. > >

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