Internal Variables

Hey everyone. I hope I have my terminology right, because I'm not quite sure what to call them. I was just wondering how I can find information in internal variables (for example - and I'm just making this up - __version__ to give me the version of Python.) The only reason I ask is that I'm

Re: Internal Variables

What you want are attributes of sys object. import sys print sys.version -Larry Bates James Colannino wrote: > Hey everyone. I hope I have my terminology right, because I'm not quite > sure what to call them. I was just wondering how I can find information > in internal variables (for example

Re: PIL- error message- cannot open libtiff.so.3

I got it from the PIL website, version 1.1.5. I guess it's possible that there's another library Image on the computer that it could be confusing? I'm looking for new things. Thanks! -- http://mail.python.org/mailman/listinfo/python-list

Re: Internal Variables

Hi! The sys module provides some useful information, e.g.: builtin_module_names -- tuple of module names built into this interpreter version -- the version of this interpreter as a string version_info -- version information as a tuple hexversion -- version information encoded as a single integer

How to remove the log-error of an exe file (generated by py2exe)?

Hi to all, I have an exe file generated by py2exe. It runs perfect, but in some parts of my code I raise exceptions. When I close my exe file, and if it had errors, then they writes down to a .txt file in the same directory of the referred exe file. I would like to not to generate this error. Is i

mod_python web-dav management system

Apache2 comes with builtin Web-dav support, but authorization is limited to Apache's methods, which are not very flexible. Now I've been thinking that it might be pretty easy to implement a authorization layer with mod_python (but living handling of the web-dav protocol to apache)... So, has anyon

Re: mod_python web-dav management system

Zope has WebDAV support and is written in Python. You could use Zope or perhaps use "parts" of it (since it is open source). -Larry Bates Damjan wrote: > Apache2 comes with builtin Web-dav support, but authorization is limited to > Apache's methods, which are not very flexible. > > Now I've bee

Python Countdown

I am running the following program from the example in "how to think like a computer scientist"   def countdown(n):   if n ==0:    print "Blastoff!"   else:   print n   countdown (n-1)   countdown (1000)   When I set "n"= 1000 the program runs in interpreter and stop

3-dimensional plot in Python?

I want to make a 3d plot. x is a vector(discrete), y is also a vector(discrete), for each pairwise x,y I have a value z(x,y)(it is not a function, just discrete values for each pair of x,y) I want to show them on a two dimensional plot by showing z(x,y) with colors. Thanks for any hint -- http:

odd behavior

Forgive me, and be kind, as I am just a newby learning this language out of M.L. Hetland's book. The following behavior of 2.4.1 seems very strange >>> x = ['aardvark', 'abalone', 'acme', 'add', 'aerate'] >>> x.sort(key=len) >>> x ['add', 'acme', 'aerate', 'abalone', 'aardvark'] >>> x.sort(re

Re: Python Countdown

On Nov 11, john boy wrote: >I am running the following program from the example in "how to >think like a computer scientist" >... >When I set "n"= 1000 the program runs in interpreter and stops >counting down at 14 instead of running all the way to "Blastoff". >Why is this

Re: odd behavior

On 11 Nov 2005 11:34:47 -0800, Greg <[EMAIL PROTECTED]> wrote: > Forgive me, and be kind, as I am just a newby learning this language > out of M.L. Hetland's book. The following behavior of 2.4.1 seems very > strange > >>> x = ['aardvark', 'abalone', 'acme', 'add', > 'aerate'] > >>> x.sort(ke

Re: Python Countdown

On 11/11/05, john boy <[EMAIL PROTECTED]> wrote: > I am running the following program from the example in "how to think like a > computer scientist" > > def countdown(n): > if n ==0: >print "Blastoff!" > else: > print n > countdown (n-1) > > countdown (10

Re: Python Countdown

On 11/11/05, john boy <[EMAIL PROTECTED]> wrote: > I have adjusted the program to: > > import sys. > sys. getrecursionlimit() > sys.setrecursionlimit(2000) > def countdown (n): >if n ==0: >print "blastoff" > else: > print n > countdown (n-1) > countdown

Re: PIL- error message- cannot open libtiff.so.3

Tuvas wrote: > Okay, so I've been getting this error message when trying to use PIL to > open a JPEG, that there isn't a library by the name of libtiff.so.3 . > I've been searching the documentation, there isn't any reference to > this library. Also, I don't know why it's doing this as I'm trying

Re: PIL- error message- cannot open libtiff.so.3

Tuvas wrote: > I got it from the PIL website, version 1.1.5. I guess it's possible > that there's another library Image on the computer that it could be > confusing? I'm looking for new things. Thanks! afaik, there are no unix binaries on the PIL website. did you build it yourself, from source c

Re: PIL- error message- cannot open libtiff.so.3

Oddly enough, that seems to have solved the problem. Duh. Take the simple solution first. Thanks for the wake up call! -- http://mail.python.org/mailman/listinfo/python-list

Re: Python music interfaces

Lonnie Princehouse wrote: > Are you talking about audio files (wav, mp3) or MIDI? Strictly discrete notes or chords. I honestly don't know how the files are made up but I guess MIDI would be more the thing. Can you recommend a package for reading them (as arrays, perhaps)? The simpler the better

Re: Command-line tool able to take multiple commands at one time?

I'll give it a try. I've been using PythonWin and SPE recently and hadn't really messed with IDLE too much as I liked the somewhat more advanced features of the other IDEs. I'll check it out again. Also thanks to all for the IP hints - I may check those out as well. -Pete "Devan L" <[EMAIL PRO

Re: Command-line tool able to take multiple commands at one time?

OK - I justed tested and may be doing something wrong, but it didn't work when I just tried it. I have something like this: X = "Value1" Y = "Value2" Z = "Value3" etc at the top of my script. When I copy/paste those three lines all at once into IDLE's interactive window, X is defined, Y and Z a

directory listing

I've struggled with this for quite a while and I'm am just not sure what is going on. I have the following code import os def buildList( directory='/Users/mkonrad' ) dirs = [ ] listing = os.listdir(directory) for x in listing: if os.path.isdir(x):

about widget construction kit

I tried to install WCK(Widget Construction Kit (WCK)): C:\Python23>python tkinter3000-1.0-20031212\setup.py install Traceback (most recent call last): File "tkinter3000-1.0-20031212\setup.py", line 23, in ? WCK_VERSION = setuplib.find_version("WCK/__init__.py") File "C:\wget2\tkinter3000-1

Re: directory listing

"SU News Server" <[EMAIL PROTECTED]> wrote: > I've struggled with this for quite a while and I'm am just not sure > what is going on. I have the following code > import os > > def buildList( directory='/Users/mkonrad' ) > > dirs = [ ] > > listing = os.listdir(directory) > > for x in listing: >

Re: output buffering

On 2005-11-11, Larry Bates <[EMAIL PROTECTED]> wrote: > This is something I wrote that might help. > > http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/299207 > The solutions become better and better. Thanks. > -Larry Bates > > JD wrote: >> Hello, >> >> When reading a large datafile, I wa

Re: directory listing

On 11 Nov 2005 21:20:33 GMT, SU News Server wrote: Try passing the full pathname of each item to os.path.isdir() You can create the pathname using os.path.join(directory, x) -- Richard -- http://mail.python.org/mailman/listinfo/python-list

Re: about widget construction kit

Shi Mu wrote: > I tried to install WCK(Widget Construction Kit (WCK)): > > C:\Python23>python tkinter3000-1.0-20031212\setup.py install > Traceback (most recent call last): > File "tkinter3000-1.0-20031212\setup.py", line 23, in ? > WCK_VERSION = setuplib.find_version("WCK/__init__.py") >

Re: about widget construction kit

On 11/11/05, Fredrik Lundh <[EMAIL PROTECTED]> wrote: > Shi Mu wrote: > > > I tried to install WCK(Widget Construction Kit (WCK)): > > > > C:\Python23>python tkinter3000-1.0-20031212\setup.py install > > Traceback (most recent call last): > > File "tkinter3000-1.0-20031212\setup.py", line 23, in

Re: directory listing

"Fredrik Lundh" <[EMAIL PROTECTED]> wrote: > "SU News Server" <[EMAIL PROTECTED]> wrote: > >> I've struggled with this for quite a while and I'm am just not sure >> what is going on. I have the following code >> import os >> >> def buildList( directory='/Users/mkonrad' ) >> >> dirs = [ ] >> >> l

Re: directory listing

Richard Townsend <[EMAIL PROTECTED]> wrote: > On 11 Nov 2005 21:20:33 GMT, SU News Server wrote: > > Try passing the full pathname of each item to os.path.isdir() > > You can create the pathname using os.path.join(directory, x) > > > I wonder if I can join ./, so I don't have the full path

Re: directory listing

On 11 Nov 2005 22:00:04 GMT, Michael Konrad wrote: > Richard Townsend <[EMAIL PROTECTED]> wrote: > >> On 11 Nov 2005 21:20:33 GMT, SU News Server wrote: >> >> Try passing the full pathname of each item to os.path.isdir() >> >> You can create the pathname using os.path.join(directory, x) >> >>

Re: directory listing

Michael Konrad wrote: > > for x in listing: > > print x > > if os.path.isdir(x): > > dirs.append(x) > > > > Did that and I was just getting a bunch of [ ]. if you printed "x" (the filename), that doesn't sound very likely. maybe you printed some other variable? (l

Re: directory listing

On 11 Nov 2005 22:00:04 GMT, Michael Konrad <[EMAIL PROTECTED]> wrote: > Richard Townsend <[EMAIL PROTECTED]> wrote: > > > On 11 Nov 2005 21:20:33 GMT, SU News Server wrote: > > > > Try passing the full pathname of each item to os.path.isdir() > > > > You can create the pathname using os.path.join(

Re: 3-dimensional plot in Python?

On 2005-11-11, questions? <[EMAIL PROTECTED]> wrote: > I want to make a 3d plot. x is a vector(discrete), y is also a > vector(discrete), for each pairwise x,y I have a value z(x,y)(it is not > a function, just discrete values for each pair of x,y) > > I want to show them on a two dimensional plot

Re: What do you use as symbols for Python ?

I've seen the following style in some code (the formencode library comes to mind): opened = object() closed = object() error = object() Greg -- http://mail.python.org/mailman/listinfo/python-list

Re: about widget construction kit

Shi Mu wrote: > > > I tried to install WCK(Widget Construction Kit (WCK)): > > > > > > C:\Python23>python tkinter3000-1.0-20031212\setup.py install > > > Traceback (most recent call last): > > > File "tkinter3000-1.0-20031212\setup.py", line 23, in ? > > > WCK_VERSION = setuplib.find_version

Re: directory listing

Shi Mu wrote: > I tried this and no error reported but nothing appear on the console, why? > > import os > > def buildList( directory='c:\TEMP' ): > dirs = [ ] > listing = os.listdir(directory) > for x in listing: > x = os.path.join(directory, x) > print x > if

Re: Recommendation please: forming an XML toolkit

*SNIP Long list of possible criteria for chooseing an XML library* Even with all your personal considerations, there is no one "correct" answer for you. I can think of four or five packages that would meet all your criteria. You said something quite apt: "This question is a bit like the ones pe

Re: What do you use as symbols for Python?

Gary Herron <[EMAIL PROTECTED]> writes: > Another similar approach that keeps those values together in a single > namespace is this (my favorite): > > class State: > OPENED, CLOSED, ERROR = range(3) > > Then you can refer to the values as >State.OPENED >State.CLOSED >State.ERROR

Re: directory listing

On 11/11/05, Fredrik Lundh <[EMAIL PROTECTED]> wrote: > Shi Mu wrote: > > > I tried this and no error reported but nothing appear on the console, why? > > > > import os > > > > def buildList( directory='c:\TEMP' ): > > dirs = [ ] > > listing = os.listdir(directory) > > for x in listing:

Re: Curses & Keypress

On 2005-11-11, [EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote: > Now that I have gotoxy() down for moving the cursor around, I want that > to be a result of keypresses (namely from the numpad -- 7 = NorthWest, > 8 = North, 9 = NE, etc...). I have little clue how to do this. After > searching google,

Re: about widget construction kit

On 11/11/05, Fredrik Lundh <[EMAIL PROTECTED]> wrote: > Shi Mu wrote: > > > > > I tried to install WCK(Widget Construction Kit (WCK)): > > > > > > > > C:\Python23>python tkinter3000-1.0-20031212\setup.py install > > > > Traceback (most recent call last): > > > > File "tkinter3000-1.0-20031212\set

Re: directory listing

"Shi Mu" wrote: > but i am curious why the line of "print x" does not show > anything. because your c:\temp directory is empty ? -- http://mail.python.org/mailman/listinfo/python-list

Re: odd behavior

On 2005-11-11, Kristian Zoerhoff <[EMAIL PROTECTED]> wrote: > On 11 Nov 2005 11:34:47 -0800, Greg <[EMAIL PROTECTED]> wrote: >> Forgive me, and be kind, as I am just a newby learning this language >> out of M.L. Hetland's book. The following behavior of 2.4.1 seems very >> strange >> >>> x = ['aar

Re: directory listing

On 11/11/05, Fredrik Lundh <[EMAIL PROTECTED]> wrote: > "Shi Mu" wrote: > > > but i am curious why the line of "print x" does not show > > anything. > > because your c:\temp directory is empty ? > > print buildList() gets lots of stuffs from my temp directory(there do exist lots of files). But why

Re: PIL- error message- cannot open libtiff.so.3

Erik Max Francis wrote: > Install libtiff. note that PIL doesn't use libtiff, so that only addresses the symtoms. (which might be good enough, of course) -- http://mail.python.org/mailman/listinfo/python-list

os.chown()

Hey everyone. I tried to use os.chown() in the following manner: os.chown('filename', 'username', 'groupname') I got an error, and when I googled for this function I realized that I must pass the numerical uid and gid. My question is, is there a way for me to change ownership based on the nam

Re: directory listing

"Shi Mu" wrote: > print buildList() gets lots of stuffs from my temp directory(there do > exist lots of files). > But why "print x' has nothing? C:\>more script.py import os def buildList( directory='c:\TEMP' ): dirs = [ ] listing = os.listdir(directory) for x in listing: x =

list of lambda

hello, when i create list of lambdas: l=[lambda:x.upper() for x in ['a','b','c']] then l[0]() returns 'C', i think, it should be 'A' my workaround is to define helper class with __call__ method: class X: def __init__(self,s): self.s=s def __call__(self): return self.s.upper() l=[X(x) for x

Re: Command-line tool able to take multiple commands at one time?

Peter A. Schott wrote: > OK - I justed tested and may be doing something wrong, but it didn't work > when I > just tried it. > > I have something like this: > > X = "Value1" > Y = "Value2" > Z = "Value3" > > etc at the top of my script. When I copy/paste those three lines all at once > into IDLE'

Re: os.chown()

James Colannino <[EMAIL PROTECTED]> writes: > Hey everyone. I tried to use os.chown() in the following manner: > > os.chown('filename', 'username', 'groupname') > > I got an error, and when I googled for this function I realized that I > must pass the numerical uid and gid. My question is, is th

Re: os.chown()

Mike Meyer wrote: >You want pwd.getpwnam and grp.getgrnam. > > Thanks. Hope my newbie questions haven't gotten on anybody's nerves yet ;) James -- My blog: http://www.crazydrclaw.com/ My homepage: http://james.colannino.org/ "A well regulated militia being necessary to the security of a fr

Ann.: Python wrapper for Tktreectrl

I wrote a Tkinter wrapper for the tktreectrl widget (). Tktreectrl is an advanced tool that lets you set up things like sortable multi column listboxes and tree browsers. The python module comes with a reference manual and a (very basic) demo script. The url is

Re: list of lambda

"jena" <[EMAIL PROTECTED]> wrote: > when i create list of lambdas: > l=[lambda:x.upper() for x in ['a','b','c']] > then l[0]() returns 'C', i think, it should be 'A' the "x" variable contains "c" when you leave the loop: >>> l=[lambda:x.upper() for x in ['a','b','c']] >>> x 'c' so x.upper() wil

Re: x, y coordinates in Tkinter canvas

Let's find out! This program creates a series of rectangles, with the color going from black to nearly white. White corresponds to higher x and y coordinate values. So the answer to your question can be seen in the output of the program. import Tkinter c = Tkinter.Canvas(width=220, height=220)

Re: Needed class whose instances are many test cases

Roy Smith <[EMAIL PROTECTED]> wrote: > Ben Finney <[EMAIL PROTECTED]> wrote: > > Test cases should each run individually, from a known state, and > > not depend on any other tests. You can define a fixture for > > several tests in the unittest.TestCase methods setUp() and > > tearDown(), to establi

Re: Recommendation please: forming an XML toolkit

I guess you're right... I think its just cold feet from the possibility of getting involved and discovering specific gotchas later. What I'm hearing you tell me is *go and play it*. Thanks for replying... -- http://mail.python.org/mailman/listinfo/python-list

Re: about widget construction kit

Shi Mu wrote: > On 11/11/05, Fredrik Lundh <[EMAIL PROTECTED]> wrote: > > 1. pass in the full path to the executable: > > > >cd tkinter3000-1.0-20031212 > >c:\python23\python setup.py install > > ... > > > still confused by th first way you mentioned. If I cd > tkinter3000-1.0-20031212, i w

weird problem with os.chmod

Ok, so now I have a very interesting problem, this time related to os.chmod. I have the following in a text file: 0600. My script reads that number as a string and converts it to an integer for use with chmod. However, when I do this, instead of the rw-- permissions that I expect, I get

Re: weird problem with os.chmod

James Colannino wrote: >So then I entered the command print 0600, and saw that the >actual number being output was 384 (why would it output 384?!) > > Ok, so further research revealed that 0600 is actually the octal representation for 384 (which makes sense.) So then, I guess my question wo

Re: Command-line tool able to take multiple commands at one time?

On Fri, 11 Nov 2005 01:05:56 GMT, Peter A. Schott <[EMAIL PROTECTED]> wrote: >Per subject - I realize I can copy/paste a line at a time into an interactive >session when I'm trying to debug, but was wondering if there is any tool out >there that allows me to copy sections of working Python scripts

x, y coordinates in Tkinter canvas

got confused by x, y coordinates in Tkinter canvas. from left to right, does X increase? from top to bottom, does y increase? -- http://mail.python.org/mailman/listinfo/python-list

Re: about widget construction kit

On 11 Nov 2005 16:06:37 -0800, Martin Miller <[EMAIL PROTECTED]> wrote: > Shi Mu wrote: > > On 11/11/05, Fredrik Lundh <[EMAIL PROTECTED]> wrote: > > > 1. pass in the full path to the executable: > > > > > >cd tkinter3000-1.0-20031212 > > >c:\python23\python setup.py install > > > ... > > >

Re: PIL- error message- cannot open libtiff.so.3

Well, it seems to have resolved the problem. Don't know what was causing it to begin with, but I'll take it... -- http://mail.python.org/mailman/listinfo/python-list

Re: weird problem with os.chmod

James Colannino wrote: >Ok, so further research revealed that 0600 is actually the octal >representation for 384 (which makes sense.) So then, I guess my >question would have to be, is there a way for me to make Python aware >that the 0600 I'm passing to int() is octal and not decimal so that

Re: weird problem with os.chmod

James Colannino wrote: > I discovered the solution and thought I'd share it with everyone. I > discovered as I googled that Python used to have a function called > atoi() that took the parameter base=X. I decided to see if that worked > with the newer function int() and it did :) I recommend

Re: weird problem with os.chmod

James Colannino wrote: > Ok, so further research revealed that 0600 is actually the octal > representation for 384 (which makes sense.) So then, I guess my > question would have to be, is there a way for me to make Python aware > that the 0600 I'm passing to int() is octal and not decimal so th

Re: weird problem with os.chmod

James Colannino wrote: >James Colannino wrote: > > > >>So then I entered the command print 0600, and saw that the >>actual number being output was 384 (why would it output 384?!) >> >> >> >> > >Ok, so further research revealed that 0600 is actually the octal >representation for 384 (which

Re: weird problem with os.chmod

James Colannino <[EMAIL PROTECTED]> writes: > James Colannino wrote: > >> So then I entered the command print 0600, and saw that the actual >> number being output was 384 (why would it output 384?!) >> >> > > Ok, so further research revealed that 0600 is actually the octal > representation for 384

tutorial example

Can somebody tell me why you have to have "return result" in the below program as suggested in a beginner tutorial.  I ran the second listed program below without "return result" and they both give the same value in Python interpreter.  What does "return result" do?   def distance(x1, y1, x2, y2):

Re: how to start a process and get it's pid?

Fredrik Lundh wrote: > Daniel Crespo wrote: >>os.spawnl(os.P_NOWAIT, "c:/windows/notepad.exe") >>>1944 >> >>I don't get the correct PID. >> >>When I do os.spawnl(os.P_NOWAIT, "c:/windows/notepad.exe") >>I get 168 (for example), while in the tasklist appears notepad.exe with >>the 2476 PID. > >

Re: directory listing

Shi Mu wrote: > On 11/11/05, Fredrik Lundh <[EMAIL PROTECTED]> wrote: >>Shi Mu wrote: >>>def buildList( directory='c:\TEMP' ): >>>dirs = [ ] >>>listing = os.listdir(directory) >>>for x in listing: >>>x = os.path.join(directory, x) >>>print x >>>if os.path.isdir(x

Re: [ x for x in xrange(10) when p(x) ]

On 10 Nov 2005 18:20:01 -0800, "[EMAIL PROTECTED]" <[EMAIL PROTECTED]> wrote: > >Bengt Richter wrote: >> If you want to terminate a generator expression after the first sequence of >> elements >> satisfying a condition, and you don't want to use takewhile, I don't know of >> a gotcha >> to preve

Re: gmpy 1.01 rc near... anybody wanna test>

Alex Martelli wrote: > <[EMAIL PROTECTED]> wrote: > > > I've created Windows binaries for Python 2.3 and 2.4. It should be > > compatible with PentiumPro or later processors. > > Thanks! I hope to package up a release early next week, and to include > these. > > > Alex I downloaded the binaries a

Re: list of lambda

jena wrote: > hello, > when i create list of lambdas: > l=[lambda:x.upper() for x in ['a','b','c']] > then l[0]() returns 'C', i think, it should be 'A' Fredrik Lundh provided the general solution, but in this specific case, the simplest solution is: l = [x.upper for x in ['a', 'b', 'c']] -- htt

Re: tutorial example

>>> import math >>> def distance1(x1, y1, x2, y2): dx = x2 - x1 dy = y2 - y1 dsquared = dx**2 + dy**2 result = math.sqrt(dsquared) print result return result >>> def distance2(x1, y1, x2, y2): dx = x2 - x1 dy = y2 - y1 dsquared = dx**2 + dy**2 result = math.s

Re: weird problem with os.chmod

Mike Meyer wrote: > Strange that int doesn't recognize the leading 0. But you can use the > second argument to int: > int("0600", 16) > > 1536 You can use it another way too: >>> int('0600', 0) 384 >>> int('0x180', 0) 384 >>> 0600 384 -Peter -- http://mail.python.org/mailman/listinfo/p

Re: list of lambda

jena <[EMAIL PROTECTED]> writes: > l=[lambda:x.upper() for x in ['a','b','c']] > then l[0]() returns 'C', i think, it should be 'A' Yeah, this is Python late binding, a standard thing to get confused over. You want: l = [lambda x=x: x.upper() for x in ['a', 'b', 'c']] -- http://mail.python.or

Re: gmpy 1.01 rc near... anybody wanna test>

What processor are you running? I only have Windows running on an old Pentium 3. It is easy for me to build a version that will running on almost any recent processor. I'm willing to try and override the CPU detection and make a processor specific build for you. I won't be able to test it, though.

Re: gmpy 1.01 rc near... anybody wanna test>

David Gutierrez <[EMAIL PROTECTED]> wrote: > Include me in your list, please. Uh, what list? If you mean gmpy-commits, you subscribe to it on gmpy.sf.net -- if you mean the general Python list, on www.python.org. Alex -- http://mail.python.org/mailman/listinfo/python-list

Re: gmpy 1.01 rc near... anybody wanna test>

[EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote: ... > Excellent work guys! > > Not only is the divm() bug fixed but it looks like we got a > significant performance increase. Thanks! Alex -- http://mail.python.org/mailman/listinfo/python-list

Re: Change directory not successfully done

On Fri, 11 Nov 2005 10:16:02 +0800, Samuel Yin <[EMAIL PROTECTED]> wrote: >Hi, guys, > >This should be a simple problem, but I just can not resolve it. I just >want to use a python script to change my working directory. see my >following code: > ># mycd.py >1) destdir = "" >2) command = "c

Re: Hash map with multiple keys per value ?

Are you looking for this type of thing? class Test: value = 900 t = Test() d['1'] = t d['2'] = t d['3'] = t d['3'].value = 800 d['1'].value -- http://mail.python.org/mailman/listinfo/python-list

Re: list of lambda

Leif K-Brooks wrote: > jena wrote: > > hello, > > when i create list of lambdas: > > l=[lambda:x.upper() for x in ['a','b','c']] > > then l[0]() returns 'C', i think, it should be 'A' > > Fredrik Lundh provided the general solution, but in this specific case, > the simplest solution is: > > l = [x

Re: [ x for x in xrange(10) when p(x) ]

On Thu, 10 Nov 2005 21:46:37 -0800, [EMAIL PROTECTED] (Alex Martelli) wrote: >[EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote: > >> > >>> list (x for x in xrange(20) if x<5 or iter([]).next()) >> > [0, 1, 2, 3, 4] >> > >> > Or a bit more readably: >> > >>> def stop(): raise StopIteration >> > ...

Re: Internal Variables

On Fri, 11 Nov 2005 10:38:14 -0800, James Colannino wrote: > Hey everyone. I hope I have my terminology right, because I'm not quite > sure what to call them. I was just wondering how I can find information > in internal variables (for example - and I'm just making this up - > __version__ to

Re: Internal Variables

James Colannino <[EMAIL PROTECTED]> writes: > Basically, I just want to know how from within a script I can get > information about the python interpreter that I'm running. Thanks in > advance. import sys print sys.version -- http://mail.python.org/mailman/listinfo/python-list

Re: [ x for x in xrange(10) when p(x) ]

Bengt Richter wrote: > Well, it seems you do have to put them in the scopes of different generators, > not just for-clauses, depending on the semantics you want e.g., > > >>> def stop(): raise StopIteration > ... > >>> list( ((x,y) for x in xrange(20) if x<5 or stop() for y in xrange(20) if >

Re: odd behavior

On Fri, 11 Nov 2005 11:34:47 -0800, Greg wrote: > Forgive me, and be kind, as I am just a newby learning this language > out of M.L. Hetland's book. The following behavior of 2.4.1 seems very > strange x = ['aardvark', 'abalone', 'acme', 'add', 'aerate'] x.sort(key=len) x > ['add'

changeing users on linux

how would i go about makeing a program in python that asks for username and password and changes to that user? -- http://mail.python.org/mailman/listinfo/python-list

Re: Dynamically Update Class Definitions?

<[EMAIL PROTECTED]> wrote: > Is there a way to loop through all instantiated objects and update > their classes when a source file changes? I know about Michael Hudson's > method > (http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/160164), but > you have to modify all your classes to subcla

Re: help make it faster please

On 10 Nov 2005 10:43:04 -0800, [EMAIL PROTECTED] wrote: >This can be faster, it avoids doing the same things more times: > >from string import maketrans, ascii_lowercase, ascii_uppercase > >def create_words(afile): >stripper = """'[",;<>{}_&?!():[]\.=+-*\t\n\r^%0123456789/""" >mapper = mak

Re: Hash map with multiple keys per value ?

Chris Stiles wrote: > Hi -- > > I'm working on something that includes the concept of multiple aliases for a > particular object, where a lookup for any of the aliases has to return all the > others. The hack way of doing this was to have a dictionary where each > entry consisted of a list of al

Re: list of lambda

On Sat, 12 Nov 2005 00:17:59 +0100, jena wrote: > hello, > when i create list of lambdas: > l=[lambda:x.upper() for x in ['a','b','c']] > then l[0]() returns 'C', i think, it should be 'A' What is wrong with just doing this? L = [x.upper() for x in ['a', 'b', 'c']] py> L = [lambda: x.upper()

how to think like a computer scientist

Question for the following program: sec 5.5   def factorial (n):    if n == 0:   return 1    else:   recurse = factorial (n-1)   result = n * recurse   return result   How come whenever I state the function with "n" given a value it prints no results in the interpreter for EX:   de

Re: changeing users on linux

[EMAIL PROTECTED] writes: > how would i go about makeing a program in python that asks for username > and password and changes to that user? For some definition of "changes to that user": # Untested code from pwd import getpwnam from os import setuid setuid(getpwnam(raw_input("Who do you want to

Re: Python obfuscation

On Fri, 11 Nov 2005 11:17:43 -0500, Mike Meyer wrote: >> I'd just like to make it non-trivial to make or use additional copies. > > How do you do that without infringing my fair use rights? And that is the million dollar question. So-called "intellectual property" is a government-granted monop

Re: list of lambda

On 11 Nov 2005 18:28:22 -0800, Paul Rubin wrote: >jena <[EMAIL PROTECTED]> writes: >> l=[lambda:x.upper() for x in ['a','b','c']] >> then l[0]() returns 'C', i think, it should be 'A' > >Yeah, this is Python late binding, a standard thing to get confused >over. You want

Re: directory listing

This is what I decided on for a solution. I haven't tested it cross-platform yet. import os def dirListing(directory='/Users/mkonrad'): """Returns a list of directories.""" #variables dirs = [] #list of directories

Re: directory listing

This is what I decided on for a solution. I haven't tested it cross-platform yet. import os def dirListing(directory='/Users/mkonrad'): """Returns a list of directories.""" #variables dirs = [] #list of directories

Re: Python obfuscation

On Fri, 11 Nov 2005 08:11:32 -0800, petantik wrote: > the argument that most people buy software rather than get a pirated > version depends on the country that they are in e.g. china's piracy > problem where shops sell pirated software with no retribution by the > state - remember china is abou

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