Re: [Tutor] crashed with Runtime Error: NZEC (non-zero exit code)

Alan Gauld wrote: > "Eric Brunson" <[EMAIL PROTECTED]> wrote > >> Alan Gauld wrote: >> Glad we both noted the smileys. :-) > However, there is a bit of a serious point here too in that > users never ask for data validation (at least mine neve

Re: [Tutor] SSH with Python

Eric Walstad wrote: Eric Brunson wrote: Tom wrote: I have a webfaction server (highly recommended btw) and I'm trying to use automate some tasks over ssh but I'm not having much luck with pyssh http://pyssh.sourceforge.net/ . Some of the docs mention me

Re: [Tutor] crashed with Runtime Error: NZEC (non-zero exit code)

Alan Gauld wrote: "bob gailer" <[EMAIL PROTECTED]> wrote i don't really understand that. you are trying to say that the tests from the online judge are not "exactly good" ? Yes that's exactly what I'm saying. At least one test case has a non-decimal charact

Re: [Tutor] SSH with Python

Tom wrote: > I have a webfaction server (highly recommended btw) and I'm trying to > use automate some tasks over ssh but I'm not having much luck with > pyssh http://pyssh.sourceforge.net/ . > > Some of the docs mention methods that don't exist in the version I > downloaded, such as pyssh.run. > >

Re: [Tutor] designing POOP

bhaaluu wrote: > What is the equivalent of JUnit in Python? The article says that JUnit is > used for unit tests, or you can write your own. Since I don't have a clue, > writing my own is probably out the question. Also I'm not familiar with > Java, and am just learning Python OOP, so I'm not getti

Re: [Tutor] os.system() problem

Aditya Lal wrote: > On 04/02/08 10:42 PM, "Eric Brunson" <[EMAIL PROTECTED]> wrote: > > >> dave selby wrote: >> >>> Hi all, >>> >>> I am not sure if this is a Python or bash issue :). >>> >>> In bash if I e

Re: [Tutor] cx_Oracle help

Greg Lindstrom wrote: > Hello, > > I'm trying to help out a friend and am stumped. Can you help me out? > Thanks, > --greg > Hi Greg, I fought with this for a long, long time when I was trying to get cx_Oracle to work with the latest Oracle Instant Client (which I like to call "Oracle Instant

Re: [Tutor] PHP & Python suggestions....

Michael Langford wrote: > OT Aside: > Anyone ever used PSP pages? Seems like a good substitute for PHPish > tasks, but I've not seen many users. > I have, but I find generating my HTML with classes I wrote to be more to my tastes. I did PHP for years and I'm just not a fan of the way it mixe

Re: [Tutor] Bad time to get into Python?

Dotan Cohen wrote: On 03/02/2008, Kent Johnson <[EMAIL PROTECTED]> wrote: I did a little research on the question of running the same script unmodified in Python 2.6 and 3.0. It seems that there is no consensus opinion and it may depend on your personal tolerance for compatibility cruft. H

Re: [Tutor] os.system() problem

dave selby wrote: > Hi all, > > I am not sure if this is a Python or bash issue :). > > In bash if I execute 'motion' with the following ... > > [EMAIL PROTECTED]:~/.kde/share/apps/kmotion$ motion &> /dev/null & > [1] 10734 > [EMAIL PROTECTED]:~/.kde/share/apps/kmotion$ > > I get what I expect, a b

Re: [Tutor] Please comment on

I think the page is a little busy, but relatively clean overall. I don't like the popup that makes me interact with the page when I load it. Is that what you were looking for or would you like to be a little more specific? pee one wrote: > Please comment on > http://aspn.activestate.com/ASPN

Re: [Tutor] ssh script

washakie wrote: > Hello, I'm trying to write a script which will allow me to create a reverse > tunnel from a remote machine using SSH -R > > I know the reverse tunnel script works on it's own run from the shell, but I > don't want to leave it open always... does anyone have any ideas on how to > m

Re: [Tutor] Converting binary file date into a file?

Ole Jensen wrote: > Hi > > I made a small python program at home and tried to send by email > attachments to my studymates. > The attachment however shows up as a strange text > > the first lines look like this: > > M1F]R<_AG(#(@+2 R(&=E;F5R871O PROTECTED])4"!O > M;&EE<'5M<&4)4"!V86YD<'5M<&4

Re: [Tutor] Rs: help, thanks very much.

Did you read the entire discussion at http://www.ibiblio.org/g2swap/byteofpython/read/local-variables.html? What did you understand and not understand? Sincerely, e. bill.wu wrote: > i am new guy. > i ask a easy question. > why the first one have"x",the second one doesn't have "x". what is > di

Re: [Tutor] MySQLdb install issue

There is at least on client library that the mysql package needs to link against. You either need to install the libraries on the client machine or else build the package statically linked on the server machine and move it over prebuilt. John wrote: > Hello, > > Does anyone know how to inst

Re: [Tutor] Suppressing output in interactive mode

Olivier Lefevre wrote: >> Then assign the return value to a variable and never use it. >> > > That feels obfuscated; definitely not an elegant solution. > When I'm done with interactive development and save the > substance to a script I'd have to chase these bogus > assignments to junk variabl

Re: [Tutor] Suppressing output in interactive mode

Olivier Lefevre wrote: >> Are you talking about the >>> prompt? >> > > Yes. > > >> But if you refer to a loop when would you ever be evaluating >> expressions inside a loop without assigning them? >> > > Some method calls return a value that you may not be interested > in but which w

Re: [Tutor] run in "deamon" mode?

Allen Fowler wrote: > Thank you for all the great tips... I'll try a few and see what works. > > I must say that I'm a bit surprised that the Python Std library does not have > a module for this. Are all python scripts expected to be small user-mode > utilities? > I really agree with you on t

Re: [Tutor] import sys; sys.exit()

Kent Johnson wrote: > Andrew Volmensky wrote: > > >> ...and get an error. I have tried saving as exit.py from the editor >> and trying to run it and also entering the commands directly into the >> shell. My understanding is that this is supposed to exit the program, >> but that does not ap

Re: [Tutor] Careful Dictionary Building

doug shawhan wrote: > *sigh* Ignore folks. I had forgotten about .has_key(). Actually, you don't even need that, simply write: if record[0] in dict: # Do your thing. But don't use "dict" as a variable name, it's a builtin function name. > > > > On Dec 28, 2007 11:22 AM, doug shawhan <[EMAIL

Re: [Tutor] send file/mail to imap

Tim's pretty spot on in his ruminations below, I just wanted to add a few comments. Read inline. Tim Golden wrote: > Tim Michelsen wrote: > >> I have a mbox file locally on my notebook. >> >> I would like to send this file to my IMAP account using python. >> > > Ummm. There seem to be t

Re: [Tutor] Using 'join ' function to create a string

lechtlr wrote: > Hi there, > > I would like to know what is the best way to create a string object > from two different lists using 'join' function. For example, I have X > = ['a', 'b', 'c', 'd', 'e'] and Y = [1, 2, 3, 4, 5]. From X and Y, I > want to create a string Z = 'a:1, b:2, c:3, d:4, e:5

Re: [Tutor] Something I don't understand

Jim Morcombe wrote: > Below, "student_seats" is a list of the class "student". > > Why does this code set every student.row to zero when there is only one > student in the list with row > 5? > It still sets them all to zero if I change the test to ">200" when there are > no student.rows > 200. >

Re: [Tutor] Parsing DICOMRT file

Bryan Fodness wrote: > I am trying to parse a DICOMRT file, which is a radiation therapy > DICOM file. I'm a little late to the party, but you may want to take a look at this: http://mypage.iu.edu/~mmiller3/python/#dycom > > First, I get different outputs from the two methods below. > > f

Re: [Tutor] How is "tuple" pronounced?

earlylight publishing wrote: > Is it tuh-ple (rhymes with supple) > > or is it two-ple (rhymes with nothing that I can think of)? As a mathematician, I've always heard it pronounced "toople", even though when you put a prefix on it (quintuple, sextuple, octuple) it becomes "tuhple". We're mat

Re: [Tutor] Noob question

Hi Amit, This is fairly inefficient. Because strings in python are immutable this approach causes a new string to be created every iteration. While it may not be an issue with just 3 strings, it is much better to create your list and use "".join() to create the concatenation after the list

Re: [Tutor] Noob question

quantrum75 wrote: > Hi there, > I am a newbie trying to actively learn python. > My question is, > Suppose I have a list > a=["apple","orange","banana"] > > How do I convert this list into a string which is > > b="appleorangebanana" > Sorry for my ignorance, No worries, every new language has its

Re: [Tutor] Sleeping it out

Alan Gauld wrote: > "Eric Brunson" <[EMAIL PROTECTED]> wrote > > >> Yes, import sys, then sys.stdout.flush() when you need it. >> > > This was my initial idea but it doesn't work in the IDE because > it is not really using sys.stdout. In

Re: [Tutor] Sleeping it out

Yes, import sys, then sys.stdout.flush() when you need it. Ricardo Aráoz wrote: > Hi, I have this code : > > import time > L = [i for i in xrange(20)] > for n, i in enumerate(L) : > if n%3 == 0 and n > 0 : > print 'waiting 3 seconds' > time.sleep(3) > print i > > I'm usin

Re: [Tutor] python precision output?

Andre Walker-Loud wrote: > Hi there, > Hi Andre, First of all, please don't start a new thread by replying to an existing thread, RFC compliant email readers will thread your post along with the original posting based on headers other than the Subject. :-) I don't think you'll ever get sat

Re: [Tutor] how to accept an integer?

Mahesh N wrote: > I dun understand the mistake. My aim is to accept an integer number. > The python lookup in IDLE asks for a string object but the interpreter > returns with the following error message. Some one pls explain. > Thank You > > PS : I understand that i can do type conversion after g

Re: [Tutor] lstrip removes '/' unexpectedly

Ricardo Aráoz wrote: > Danny Yoo wrote: > >>> Hello: >>> I'm seeing some strange behavior with lstrip operating >>> on string representations of *nix-style file paths >>> Example: >>> >> s = '/home/test/' >> s1 = s.lstrip('/home') >> s1 >> >>> 'test/' ## '/t

Re: [Tutor] PyQt segfault

Tiago Saboga wrote: > First, I just noticed I sent a non-working version of the code. The line > > print ("The same" if Aux.mystring==Aux.mystring2 else "Different") > > should be > > print ("The same" if Aux.mystring==Aux.compare else "Different") > > Sorry for that. > This comboboxsegfault.p

Re: [Tutor] lstrip removes '/' unexpectedly

Tim Johnson wrote: > Hello: > I'm seeing some strange behavior with lstrip operating > on string representations of *nix-style file paths > Example: > s = '/home/test/' s1 = s.lstrip('/home') s1 > 'test/' ## '/test/' was expected! '/' was unexpectedly removed >

Re: [Tutor] Starting a browser instance and passing a parameter to it.

Don Taylor wrote: > Eric Brunson wrote: > > >> Definitely, or even just CGIHTTPServer. >> >> > > No, I don't think so. I am not a RESTafarian. :-) > Forgive my inexperience with the SimpleXMLRPCServer, but I didn't think it provided sta

Re: [Tutor] Starting a browser instance and passing a parameter to it.

Kent Johnson wrote: > Don Taylor wrote: > >> Alan Gauld wrote: >> >> >>> What are you using for the XML-RPC server? Doesn't that need to be a >>> web server of some sort anyhow? XML-RPC communicates using http... >>> >>> >> I am using simpleXMLRPCServer. Yes, XML-RPC does use http a

Re: [Tutor] Q2: logging not working as expected

Kent Johnson wrote: > dave selby wrote: > >> I was trying to get logging to report to Syslog, that failed so I >> changed it to write to a file 'python.log' . When I execute my test >> script 'python.log' appears but contains no messages and no error >> messages are generated. >> >> Anybody any

Re: [Tutor] Q2: logging not working as expected

I can't get the python 2.5.1 logging module to use your logging.conf, can you create a simpler example? dave selby wrote: > I am trying to use the python logging module. At first glance it looks > pretty complicated but having Ggooled a lot I have come up with a > trial script of ... > > loggin

Re: [Tutor] Q1: Any way for script to intercept a HUP signal ?

dave selby wrote: > Is there a way for a Python script to intercept a HUP signal sent to it ? > > Cheers > > Dave > > Yes, using a signal handler: http://docs.python.org/lib/module-signal.html Let us know if you need clarification on anything after you read the section. _

Re: [Tutor] Memory consumption question

I'm sorry, but a Reuben with no 'kraut is just a corned beef sandwich. :-) Marc Tompkins wrote: > And here's another reason to use new-style: I forgot the sauerkraut! > Oh, the horror! > > On Nov 15, 2007 1:42 PM, Marc Tompkins <[EMAIL PROTECTED] > > wrote: > >

Re: [Tutor] global is bad but ...

Kent Johnson wrote: > Dinesh B Vadhia <[EMAIL PROTECTED]> wrote: > >> Consider a data structure (say, an array) that is operated on by a bunch of >> functions >> >> The described way is to place the statement 'global' in line 1 of each >> function. On the other hand, wiser heads say tha

Re: [Tutor] Calling a function within a function within a class...

Trey Keown wrote: > Hey all... > I'm creating a module for my program, and I need to call a function. > Here's how it's set up: > -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- > class DoStuff: > def Thing1(self): > def ThingToCall(self): > print "It worked!" >

Re: [Tutor] In-place expansion of list members... possible?

John Fouhy wrote: > On 08/11/2007, Marc Tompkins <[EMAIL PROTECTED]> wrote: > >> Now, I did already (intellectually) understand this: >> A list is an array of pointers to objects, what you've done here is >> create a new name referencing an item in the list, then making that new >> name po

Re: [Tutor] In-place expansion of list members... possible?

Kent Johnson wrote: > Marc Tompkins wrote: > >> I'm working with delimited files (ANSI X12 EDI nonsense, to be >> precise.) First I load the records to a list: >> tmpSegs = inString.split(self.SegTerm) >> >> Now, I want to replace each string in that list with a string: >> >> f

Re: [Tutor] In-place expansion of list members... possible?

Marc Tompkins wrote: > This question has probably been asked and answered many times, but I > can't figure out how to word my question to get relevant results from > Google. So I thought I'd try some human beings, eh? > > I'm working with delimited files (ANSI X12 EDI nonsense, to be > precise.

Re: [Tutor] New Introductory Book

Michael H. Goldwasser wrote: > Thanks to the many voices supporting our decision to post to Tutor. > We only posted to the most directly relevant mailing lists (announce, > tutor, edusig). As an introductory book, it seemed quite appropriate > for tutor. > > In fact, the topic of our (developing)

Re: [Tutor] List comp question

Ricardo Aráoz wrote: > Kent Johnson wrote: > >> I am building a list like this: >> >> tree = [] >> for top in tops: >> l2 = level2(top) >> if l2: >> tree.append((top, l2)) >> >> I would really like to turn this into a list comprehension: >> >> tree = [ (t

Re: [Tutor] Turning multiple Popen calls into a function

jay wrote: > Hello, > > If I have multiple Popen calls I need to make, how can I turn these > into a function? Since you're only interested in the output of the last command on the pipeline, I don't see a reason to keep track of them all. I'd do something like this: def pipeline( *commandlist

Re: [Tutor] perplexing error with shelve REVISED

Orest Kozyar wrote: >> Please post the entire traceback (omitting duplicate lines). >> > > Sorry, I should have included the traceback. I've revised the sample script > so that it generates the traceback when run. The sample script is at the > very bottom of this email. > It appears you

Re: [Tutor] perplexing error with shelve REVISED

Orest Kozyar wrote: >> Please post the entire traceback (omitting duplicate lines). >> > > Sorry, I should have included the traceback. I've revised the sample script > so that it generates the traceback when run. The sample script is at the > very bottom of this email. > > ### SCRIPT O

Re: [Tutor] Looking for suggestions for improving chessTimer.py code

Dick Moores wrote: > At 07:54 AM 10/29/2007, Eric Brunson wrote: > >> Dick Moores wrote: >> >>> At 05:03 AM 10/29/2007, bhaaluu wrote: >>> >>> >>>> On 10/29/07, Dick Moores <[EMAIL PROTECTED]> wrote: >>>> &g

Re: [Tutor] Looking for suggestions for improving chessTimer.py code

Dick Moores wrote: > At 05:03 AM 10/29/2007, bhaaluu wrote: > >> On 10/29/07, Dick Moores <[EMAIL PROTECTED]> wrote: >> >>> Seems I should clarify that. I'm not looking for a script that echoes >>> the key pressed. So I'll change that last line to "Could you show a >>> script using it that,

[Tutor] Offtopic: Re: killing bash, sshd... dangerous?

John wrote: > No, mostly just playing around with scripting and I have a problem > sometimes with cygwin where logging out from bash session Hi John, This is a known bug. The fix is to install a real operating system. For more info, please see one of the following: http://distrowatch.co

Re: [Tutor] rounding to the nearest 0.5

Bryan Fodness wrote: > > Is there a built-in function that will round to the nearest 0.5? Not that I know of, but "round( 2 * n ) / 2" will give you what you're looking for. > > > _

Re: [Tutor] where is the function from

linda.s wrote: > How can I know where a function such as abc is from (from which module)? > abc > > You could: 1. look it up in the index of the library reference (http://www.python.org/doc/current/lib/genindex.html), 2. try "pydoc", 3. examine abc.__modul

Re: [Tutor] Calling a Method with a Reserved Name

bob gailer wrote: > Alex Ezell wrote: > >> I am working on building a SOAP client. Unfortunately, one of the >> methods the SOAP server provides is named "import." The SOAP server is >> written in PHP. >> >> So, my problem is that Python really doesn't like me using the word >> "import" to call

Re: [Tutor] A new Kent essay: A Brief Introduction to Beautiful Soup

That's funny. Knowing Alan is from the UK, when I saw Kent was from Manchester I thought he was Alan's countrymate. You know the British (at least my cousins) make fun of us for always having to say our state. "Paris, Texas", "Boston, Mass", "Tampa, FL". But, we just have so many more towns

[Tutor] Offtopic Reply, was: Negative Signed Binary Conversion

You know, Alan, I remember you commenting that you had some flakey behavior from this list a few of weeks ago, then over the weekend I received about two dozen emails from threads as far back as August. Something is definitely wonky (technical term ;-) about this list server. Alan Gauld wrote:

Re: [Tutor] "standard output: Broken pipe"

Martin Walsh wrote: > Michael Langford wrote: > >> This signal is not something you care about. All SIGPIPE means is that >> the source of the signal found itself writing to a pipe with no sender. >> Your line "signal.signal(signal.SIGPIPE, signal.SIG_DFL)" means use the >> default signal handl

Re: [Tutor] Negative Signed Binary Conversion

No worries. I said it could be mailman, and apparently it was. :-) [EMAIL PROTECTED] wrote: > Hi, > I also got this email five times, and several rejection emails from the > moderator. I'm very sorry for this, but I swear I only sent the email once. > If this Apology email is also sent multiple

Re: [Tutor] Negative Signed Binary Conversion

So far I've gotten five copies of this. It could be mailman doing something wrong, but if you're resending because you don't see your reply, please be patient, this list is not always instantaneous. I think you're missing the gist of what I'm saying. Calculate the binary of the absolute. I'

Re: [Tutor] Negative Signed Binary Conversion

Why not find the sign, calculate the binary of the absolute value, then make the result negative (twos complement) if necessary? Just a thought. [EMAIL PROTECTED] wrote: > Hi, > I'm trying to get this binary converter working, but I can't seem to get the > negatives to work properly. If the int

Re: [Tutor] pgdb and unicode

Kent Johnson wrote: > Ismael Farfán Estrada wrote: > >> Hi there. >> I have a small system in production with wxPython and PostgreSQL running on >> a machine with Centos 5. >> At first everytihing was running ok but now a weird bug was discovered: >> they can't insert characters like á é í ó ú ä

Re: [Tutor] "standard output: Broken pipe"

Martin Walsh wrote: > Eric Brunson wrote: > >> I'm coming in late to the discussion and thought that someone would >> explain it succinctly, but there have been so many correct statements >> which I feel fail to nail down the problem that I thought I'

Re: [Tutor] "standard output: Broken pipe"

I'm coming in late to the discussion and thought that someone would explain it succinctly, but there have been so many correct statements which I feel fail to nail down the problem that I thought I'd chime in. Here's the important concepts to understand. The pipe is a construct of the shell,

Re: [Tutor] populating an array or using a dictionary

Bryan Fodness wrote: > The data file is larger than shown, and I was wondering if it would be > better to populate an array or create a dictionary. Which would be > easier? > A dictionary is an array with an index, if you need an index into your data, use a dictionary, if not use an array. >

Re: [Tutor] __getattr__(): Is this right?

Allen Fowler wrote: > > > */Eric Brunson <[EMAIL PROTECTED]>/* wrote: > > Allen Fowler wrote: > > I seem to be having an issue with __getattr__() being called > even if > > the proporite already exists... I thought that this was not > supp

Re: [Tutor] __getattr__(): Is this right?

Allen Fowler wrote: > I seem to be having an issue with __getattr__() being called even if > the proporite already exists... I thought that this was not supposed > to happen. I think you've misunderstood. __getattr__() should always be called, it allows you to intercept and reimplement the beha

Re: [Tutor] internet access

Alan Gauld wrote: > "shawn bright" <[EMAIL PROTECTED]> wrote > > >> messenger (gaim) all night if i didn't. i have a cron script that >> checks the >> hour of day, if later than x pm. does >> os.system("/etc/init.d/network stop") >> os.system("chmod a-x /etc/init.d/network") ( so that a reboot

Re: [Tutor] internet access

I used to run an old linux laptop with two NICs as my firewall, but I played a bit with DD-WRT and now I'm an evangelist. DD-WRT is based on an embedded Linux kernel and provides a great set of features, including time based filters, web GUI, ssh access and a real unix command line as well as

Re: [Tutor] Increase speed

Øyvind wrote: > Hello. > > I have written a simple application that does a number of simple > calculations. In psudo-code it looks something like below. > > The program works fine. However, it seems like I need a supercomputer to > finish the resultwithin a reasonable timeframe, as the var.txt cont

Re: [Tutor] Updating MySQL Database

wormwood_3 wrote: > Thanks to everyone who responded for the information and tips. > > * That line I had: > >> for line in inputlist: >> updatequery = "update resultstable set fqdn = line.split(",")[1] >> where ip = line.split(",")[0];" >> > > was totally bogus. I was typing an

Re: [Tutor] Logging with proper format

Kent Johnson wrote: > Eric Brunson wrote: > >> claxo wrote: >> >>> dont indent the line after '\', that means 0 indent >>> >>> s = 'hello\ >>> boy' >>> >>> >> Or, arguably bette

Re: [Tutor] corresponding command in Python to "eval" in Matlab

d start to "think in Python" rather than "thinking in Matlab" and transliterating. Eric Brunson wrote: > A good python coder would probably not choose to pollute his name space > like that. My choice would be to assign the elements of "data" to a > dicti

Re: [Tutor] Logging with proper format

claxo wrote: > dont indent the line after '\', that means 0 indent > > s = 'hello\ > boy' > Or, arguably better: s = '''hello boy''' > > ___ > Tutor maillist - Tutor@python.org > http://mail.python.org/mailman/listinfo/tutor >

Re: [Tutor] corresponding command in Python to "eval" in Matlab

A good python coder would probably not choose to pollute his name space like that. My choice would be to assign the elements of "data" to a dictionary indexed by the strings in varlist like this: vardict = dict( zip( varlist, data ) ) and reference "var1" as: vardict['var1'] Happy Deer wrot

Re: [Tutor] a code question, but don't know question's name

above, > right? Given: data = [ 1, 2, 3, 4, 5, 6 ] What do you expect data[:,1] and data[:,-1] to return? > > On 10/7/07, *Eric Brunson* <[EMAIL PROTECTED] > <mailto:[EMAIL PROTECTED]>> wrote: > > Happy Deer wrote: > > Thank all for the discussi

Re: [Tutor] a code question, but don't know question's name

Happy Deer wrote: > Thank all for the discussion. > Maybe I can separate my question into two. > > First, I have experience in Matlab, where I can use "eval". I wonder > whether someone knows about it. > > Second, if I just want to return data[:,1], ...data[:,-1] separately > without knowing ahea

Re: [Tutor] File Writing Permission?

David Millar wrote: > Hi everyone, > > I'm working on making a Debian package for a game I'm working on, and > it works fine, but I've run into a problem with my script now. The > script is placed in /usr/bin so all users on the system have access, > but even though it will run fine, I can't sav

Re: [Tutor] ÍøÒ×ÓÊÏä×Ô¶¯»Ø ¸´: Re: How can I get ASCII of 'a' and '1 '?

What is that, Perl? ;-) [EMAIL PROTECTED] wrote: > Äú·¢¸øÎÒµÄÐżþÒѾ­ÊÕµ½¡£ > > > > > ÍøÒ×163ÓÊÏä--ÖÐÎÄÓÊÏäµÚһƷÅÆ£¬2000Õ׳¬´ó¿Õ¼ä£¬Ö§³Ö³¬´ó¸½¼þ£¬È«¹úΨһ24Сʱ¿Í»§·þÎñ¡£ > »¶Ó­ÄúÀ´×¢²áʹÓá£ÍøÒ×ÓʼþÖÐÐÄ£ºhttp://mail.163.com

Re: [Tutor] How can I get ASCII of 'a' and '1'?

Or, if you're on a real operating system (i.e. linix) you can type "man ascii". ;-) bhaaluu wrote: > Here's a handy reference file for ASCII. > (See attached file) > > > > ___

Re: [Tutor] finding square roots

Alan Gauld wrote: > "Eric Brunson" <[EMAIL PROTECTED]> wrote > > >>>>> import timeit >>>>> t = timeit.Timer( "12 ** .5" ) >>>>> print t.timeit(1000) >>>>> >> 2.2914731502

Re: [Tutor] questions about previous emails

Fangwen Lu wrote: > Dear all- > > I am a new-comer to [EMAIL PROTECTED] I guess a lot of my future > questions may have been asked by others already. > > As I am a new-comer, I don't have the previous emails. > > I wonder whether there is a way for searching for previous questions > and answers

Re: [Tutor] finding square roots

Elaine wrote: > Does anyone know which is the more efficient way of > finding a square root in Python: > > sqrt(x) or x ** 0.5 > I dunno, let's check: >>> import timeit >>> t = timeit.Timer( "12 ** .5" ) >>> print t.timeit(1000) 2.29147315025 >>> t = timeit.Timer( "sqrt(

Re: [Tutor] A simple Question...

Alan Gauld wrote: > "Suzanne Peel" <[EMAIL PROTECTED]> wrote > > >> However both suggestions will only give me that name of the 1st file >> executed eg when I use execfile('EA_Owner.py') the name returned >> when >> the __file__ or sys.argv[0] is executed always EA_Owner.py . >> > > You

Re: [Tutor] detecing palindromic strings

Christopher Spears wrote: > I'm trying to write a script that detects if a string > is palindromic (same backward as it is forward). This > is what I have so far: > > #!/usr/bin/env python > > my_str = raw_input("Enter a string: ") > > string_list = [] > > for s in my_str: > string_list.a

Re: [Tutor] how to convert array into tuple

Fangwen Lu wrote: > Dear all- > > If I have an array array([1, 2, 3, 4, 5, 6]), and I want to get > ((1,2),(3,4),(5,6)). What should I do? First, you read some documentation and tutorials on the language, then you iterate over the list and build tuples out of the elements. > > Thank you! >

Re: [Tutor] questions about tuples

Fangwen Lu wrote: > Dear all- > > I want to do some loops. Each loop will generate a tuple. Eventually I > want to put tuples together in a higher level of tuple. Do you know > how to do this? > > Say a=(1,2,3), b=(4,3,2),c=(9,5,6). I want to get a tuple as ((1,2,3), > (4,3,2),(9,5,6)). >

Re: [Tutor] print array

Fangwen Lu wrote: > Dear all- > > Let a=(3,4,7), b=[3,4,7]. > If I type > print '%d + %d = %d' %(a) > I get > 3 + 4 = 7 > > But if I type print '%d + %d = %d' %(b), I get errors. > > If there is a way for doing this kind of type dirrectly from array. No, but it's trivial to convert an array

Re: [Tutor] Quick question

There are quite a few ways to do what you want. Here's are a few variations on a theme: try: if not any( ( len(queuePacket['procSeq']), len(queuePacket['opacSeq']), len(queuePacket['keySeq']) ) ): # Do your stuff here do_stuff() except KeyE

Re: [Tutor] Optimisation of prime number program (cont. from finding prime numbers)

Boykie Mackay wrote: > Ok,I have learnt how to generate prime numbers and how to 'split' > input.The above was to help me solve the second 'SPOJ' > challenge,PRIME1.The challenge can be found at > > > I have written my solution and tested it

Re: [Tutor] Threading in Python

James wrote: > Thanks for the quick reply. > > Interesting. I'm a little overwhelmed with the different terminology > (fork, spawn, thread, etc.). I'm under the impression that I'm > supposed to use os.fork() or os.spawn() for something like what I'm > trying to do (start multiple instances

Re: [Tutor] Finding even and odd numbers

>>> t = timeit.Timer( '1000%2') >>> t.timeit(100) 0.25893402099609375 >>> t = timeit.Timer( '1000&1') >>> t.timeit(100) 0.2567589282989502 It's almost insignificantly faster. However as a programmer and a mathematician, I disagree with your position that the bitwise operation is mo

Re: [Tutor] Problem with assigning list elements

That is not the expected behavior and not the behavior I see: Python 2.5.1 (r251:54863, May 1 2007, 13:27:01) [C] on sunos5 >>> z = [[1,2],[3,4]] >>> z[0][0]=100 >>> print z [[100, 2], [3, 4]] [EMAIL PROTECTED] wrote: > I'm having a problem assigning numbers to a 2-D list. > > for the 2d li

Re: [Tutor] Class Inheritance

ethod1 b.method2() OUTPUT> classB: method2 super(B,b).method2() OUTPUT> classA: method2 # super() only works because B is a subclass of "object" by virtue or A being derived from "object" b.method3() OUTPUT> classB: method3 a.method3() Traceback (most recent cal

Re: [Tutor] evaluating AND

The first is how I would code it. Python guarantees that compound boolean statements are processed from left to right and also that the AND operator will "short circuit" the rest of the evaluation, since the rest of the line cannot change the falseness of the entire statement. Orest Kozyar wr

Re: [Tutor] Class Inheritance

Lamonte Harris wrote: > Okay > > class A: >def __init__(self,x,y): > self.x = x > self.y = y > >def save(self,fn): > f = open(fn,"w") > f.write(str(self.x)+ '\n') > # convert to a string and add newline > f.write(str(self.y)+'\n') > return f # for

Re: [Tutor] Image Analysis

Just my opinion, but I didn't mind the attachments, I felt they added quite a bit to the discussion and I certainly appreciated the input on the application of the libraries. My opinion on your tone, I'll keep to myself. Dave Kuhlman wrote: > On Wed, Sep 12, 2007 at 01:57:35AM +0200, Eike Welk

Re: [Tutor] extract hosts from html write to file

sacha rook wrote: > Hi I wonder if anyone can help with the following > > I am trying to read a html page extract only fully qualified hostnames > from the page and output these hostnames to a file on disk to be used > later as input to another program. > > I have this so far > > import url

Re: [Tutor] Fw: Apache, CGI-BIN, Python

Eric Brunson wrote: > ALAN GAULD wrote: > >> Forwarding to the list >> >> NB Use Reply-All when replying to the tutor list. >> >> Alan G. >> >> - Forwarded Message >> From: Ryan <[EMAIL PROTECTED]> >> To: Alan Gaul

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