[Tutor] Image manipulation

2005-03-16 Thread Ertl, John
All, I have an image with a bunch of white space that I need to crop. I would like to automate the process using python and I was wondering what is the best module for image manipulation? I have seen PIL and Python magic what is recommended? John Ertl

Re: [Tutor] List comprehensions

2005-03-23 Thread John Fouhy
Ryan Davis wrote: I think map is a little cleaner is some cases. Not sure if its more Pythonic, I'm still trying to figure out exactly what that means. map is (probably) going to be removed in Python3000 :-( So it's probably better to not get into the habit of using it

Re: [Tutor] blocking user access

2005-03-23 Thread John Fouhy
ABLED) Just remember that it needs to be enabled when you put the answer in. -- John. ___ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor

[Tutor] I need some guidance

2005-03-23 Thread John Carmona
Hi to everyone first, this is my first posting and I hope that I won't make a mess. I am 100% newbie (and when I mean newbie it is with a big N). I decided to have a go at programming and after reading different articles I decided to have a go at Python (first because it is free, secondly becaus

Re: [Tutor] I need some guidance

2005-03-24 Thread John Carmona
Thanks everybody for their input. It is great to know that there are some people ready to help. Ara Kooser, what I meant by this "science", I have meant programming, sorry if I was not too clear. Alan, I will check those programming contests you were talking about, but only when I will feel re

[Tutor] re question

2005-03-24 Thread Ertl, John
All I have a string that has a bunch of numbers with the units attached to them. I want to strip off the units. I am using a regular expression and sub to do this. This works great for almost all of the cases. These are the type of lines: SigWind: 857hPa, , 21.0C, 20.1C, 210 @ 9

[Tutor] Defining functions

2005-03-24 Thread John Carmona
Hi there, I have written (well almost as I copied some lines from an existing example) this little programme - part of an exercise. #By J Carmona #Programme that compute area for #circle, square, rectangle def area_rect(): length = input("Length: ") width = input ("Width: ")

Re: [Tutor] primes - sieve of odds

2005-03-26 Thread John Miller
; import eratosthenes >>> eratosthenes.primes() >>> eratosthenes.primes().next() 2 >>> eratosthenes.primes().next() 2 >>> eratosthenes.primes().next() 2 How does one get beyond the first prime? Thanks, John ___ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor

Re: [Tutor] Using python to write games

2005-03-26 Thread John Fouhy
? Why not distribute pygame with your game? (I assume that would be allowed) I mean, you could write your own game library, but then you'd just have to distribute that instead... Also, in terms of creating standalone executables, have a look at py2exe. --

Re: [Tutor] a shorter way to write this

2005-03-26 Thread John Fouhy
ouble if you do this with mutable types. eg: >>> l = [[]] * 10 # A list of ten empty lists >>> l [[], [], [], [], [], [], [], [], [], []] >>> l[3].append(2) >>> l [[2], [2], [2], [2], [2], [2], [2], [2], [2], [2]] -- John. ___

RE: [Tutor] re question

2005-03-28 Thread Ertl, John
l would not strip out the charecter...I may try a bit harder to make it work just becouse it bugs me that you made it work. Thanks again John Ertl -Original Message- From: Kent Johnson Cc: tutor@python.org Sent: 3/27/05 2:31 PM Subject: Re: [Tutor] re question Jacob S. wrote: > Kent

Re: [Tutor] A Newbie Printing Question

2005-03-29 Thread John Fouhy
this, I was printing to a postscript printer, and I wasn't printing anything that required complex layout. So I generated the postscript code myself, and then just sent it straight to the printer... -- John. ___ Tutor maillist - Tutor@python.org

[Tutor] Calendar module

2005-03-30 Thread John Carmona
Hi guys, I have typed this programme from the Josh Cogliati manual - import calendar year = input("Type in the year number: ") calendar.prcal(year) I get this error message Traceback (most recent call last): File "C:/Python24/Example/cal.

[Tutor] I am puzzled - help needed

2005-03-30 Thread John Carmona
I am not sure that it is possible to ask that question please feel free to turn me down if it is going against the forum rules. I have going through Josh Cogliati tutorial, I am stuck on one of the exercise. I need to rewrite the high_low.py program (see below) to use the last two digits of tim

Re: [Tutor] I am puzzled - help needed

2005-03-30 Thread John Fouhy
John Carmona wrote: I have going through Josh Cogliati tutorial, I am stuck on one of the exercise. I need to rewrite the high_low.py program (see below) to use the last two digits of time at that moment to be the "random number". This is using the import time module. If you look a

Re: [Tutor] I am puzzled - help needed

2005-03-30 Thread John Carmona
John, Thanks firstly to point about emailing back using the "Reply to all" option. Thanks also about the explanation about the difference about the difference between 32 and "32", being a number and a string respectively, your explanation was very clear (you can see now my

Re: [Tutor] I am puzzled - help needed

2005-03-31 Thread John Carmona
Alan and John thanks for the help. I have now this bit of script but it is not running. -- from time import * n = time() s = str(n) numb = s[-2:] # last two characters of the string numb

Re: [Tutor] I am puzzled - help needed

2005-03-31 Thread John Carmona
Thanks Kent I kind of see what you are trying to explain to me, it makes it easier by trying the different combination. So even is I change the first line to import time My script is still not working properly, I am obviously missing a statement somewhere, the script return: Enter a number: 25

Re: [Tutor] I am puzzled - help needed

2005-03-31 Thread John Carmona
C Smith, Danny and Kent, thanks for the replies. Here is my programme (I have reinstated the "while loop" C Smith I like very much your method to get the last digits of a number. It is WORKING NOW!! You can imagine how long I have spent on that, but I have learnt so much. Many thanks to all the pe

Re: [Tutor] Re: Self referencing within a dictionary

2005-04-02 Thread John Fouhy
;>> foo['a'].append(3) >>> foo {'a': [3], 'b': [3]} But again, there are other ways of achieving this. (eg, x = []; foo = {'a':x, 'b':x}) And maybe it's even what you wanted. You could even make foo contain itsel

Re: [Tutor] What is the best book to start? - Many Thanks!

2005-04-03 Thread John Carmona
Dear Hoffmann, I am also a Newbie and I am currently going through "A Byte of Python" tutorial from Swaroop C H. http://www.byteofpython.info/download?PHPSESSID=c0d52343d90f69f25942f49df9ae7944 If you are completely new to programming like me, you will find that this tutorial is excellent. Good

Re: [Tutor] Operator Overloading

2005-04-04 Thread John Fouhy
I get the behaviour you expect. Also --- A + [4, 5, 6] [1, 2, 3, 4, 5, 6] This surprises me. Here's what I get: >>> A + [3, 4, 5] <__main__.MyList instance at 0x40065e4c> because you haven't defined __repr__ for MyList. Are you sure you

[Tutor] Calendar question

2005-04-05 Thread John Carmona
I am back, thanks again all to help me sorting out the High_Low guessing game using time. Can somebody put me on the right track for the following script. I know how to use the calendar.prcal command to print the 12 months of choosen year. But how do you use the prmonth command, if you, for exa

Re: [Tutor] Calendar question

2005-04-05 Thread John Carmona
Thanks Kristian, it works a treat. Now you have set me up with finding out how to use the months entered by name. If I am stuck I will post again. Thanks very much JC ___ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor

Re: [Tutor] Calendar question

2005-04-05 Thread John Carmona
Kristian you wrote: - This assumes all input as integers; if you want months entered by name, you'll have to write a conversion routine (hint: use a dict). ---

RE: [Tutor] Re: Calendar question

2005-04-05 Thread John Carmona
Roel you wrote: - A dictionary is a data structure containing keys and values that defines a mapping from each key to its corresponding value. You define it like this: >>> squares = {1: 1, 10: 100, 4: 15,

Re: [Tutor] Calendar question

2005-04-06 Thread John Carmona
Thanks Jacob, I think that should keep me out of the street for a while! I will get back to you if I have any question Regards JC ___ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor

RE: [Tutor] Re: Calendar question

2005-04-06 Thread John Carmona
Thanks John for your help. Here is the final script (and it is working) -- import calendar MonthName = {'January': 1,'February': 2, 'March': 3,'April': 4 ,

Re: [Tutor] Re: Calendar question

2005-04-06 Thread John Carmona
Kristian you have said: - I can think of 2 ways to accomplish this. 1. Try to convert monthString to an int, use the lookup if that fails. This might be a good way to learn try/except processing.

Re: [Tutor] Re: Calendar question

2005-04-06 Thread John Carmona
Thanks Kristian, it is working fine now. I am learning so much with those little exercises, I know they are probably very basics to most of the people of this forum but they are great for a beginner like me. Jacob has sent me a few exercise to do, some look pretty difficult for my level so surel

[Tutor] viewing gif png ?

2005-04-07 Thread Ertl, John
I need to manipulate and view gif and png images. I have PIL installed so I can do the manipulation but PIL does not let me view the images, because I do not have xv. What is the recommended python module for viewing gif and png? Thanks for the recommendation. John Ertl

[Tutor] How can I suspend...

2005-04-09 Thread John Carmona
I am off to sunny Spain for the next 2 weeks and I would like to suspend the emailing from Python.tutor for that period. Could someone put me in the right direction on how to do that, thanks. Regards JC ___ Tutor maillist - Tutor@python.org http://ma

[Tutor] problems with doctest: apparent interferance between tests (LONG)

2005-04-10 Thread John Ridley
t; >>> # print "Testing interval (intentional fail)." > >>> wc = Wall_clock() > >>> del(wc) > >>> wclock = Wall_clock() As a quick hack, try adding the following line here:   >>> wclock.__del__()

Re: [Tutor] problems with doctest: apparent interferance between tests (LONG)

2005-04-10 Thread John Ridley
he 'running-order' should occur. But maybe once you've begun to 'grok' doctest a little more you'll be able to shed some light on it for us! Regards John Ridley Send instant messages to your online friends http://uk.messenger.yahoo.com __

RE: [Tutor] sorting a list of dictionaries

2005-04-12 Thread Gooch, John
;. What is "n:" and what is "lambda m" ? Thank You, John A. Gooch -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] Sent: Thursday, December 09, 2004 12:19 PM To: tutor@python.org Subject: Re: [Tutor] sorting a list of dictionaries On 9 Dez 20

[Tutor] Pass By Reference

2005-04-12 Thread Gooch, John
;getSize()' function of the 'Dir' class from *inside* of the DirList class, it gives me this ->     'I added a node for dir d:/ with size >'   Any ideas on what I am doing wrong?   Thank You,   John A. Gooch Systems Administrator IT - Tools EchoStar Satel

Re: [Tutor] when to use properties?

2005-04-12 Thread John Ridley
things is the most pythonic: well, as always, it depends on what you are trying to achieve - if your code is not doing what you want it to do, then that is about as unpythonic as it can get :-) HTH John Ridley Send instant messages to your online friends http://uk.messenger.yahoo.com ___ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor

RE: [Tutor] _winreg problems enumerating

2005-04-14 Thread Gooch, John
s gone and now the previous "2" becomes "1"( shifts down ), the for loop continues on to index "2", failing to delete the new index "1". Is there an algorithm that can delete the selected items in one pass? Or would I have to iterate over the listbox items u

[Tutor] how to display an image using python

2005-04-14 Thread Ertl, John
load xv on the machines and PIL uses xv to display. I have looked at PythonMagick but I could not even get past installing it. It does not have a setup.py and uses boost. I am hoping for a more straightforward Python way. Thanks, John Ertl ___ Tutor

RE: [Tutor] how to display an image using python

2005-04-14 Thread Ertl, John
Danny, Pygame.org...I would not have thought to look there. In my google it did not pop up. I will definitely take a look and thanks for the example. John Ertl -Original Message- From: Danny Yoo [mailto:[EMAIL PROTECTED] Sent: Thursday, April 14, 2005 12:25 To: Ertl, John Cc: Tutor

RE: [Tutor] sorting a list of dictionaries

2005-04-15 Thread Gooch, John
Ken, I misspoke when I said these were lists of dictionaries, they are actually lists of object that have a "getSize()" getter function that returns the size of their contents, which I would like to use for sorting. Thank You, John A. Gooch Systems Administrator IT - Tools EchoStar

Re: [Tutor] Re: Recursion....what are the best situations to use it?

2005-04-15 Thread John Fouhy
input size when it crashes vs stack size, I was able to get a nice graph displaying the space complexity of the algorithm :-) -- John. ___ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor

[Tutor] Contructor Overloading and Function Tooktips

2005-04-15 Thread Gooch, John
): dr = delRecord() dr.someCommand( <-- tooltip popups up here Thank You, John A. Gooch Systems Administrator IT - Tools EchoStar Satellite L.L.C. 9601 S. Meridian Blvd. Englewood, CO 80112 Desk: 720-514-5708 ___ Tutor maillist - Tu

Re: [Tutor] Contructor Overloading and Function Tooktips

2005-04-15 Thread John Fouhy
Gooch, John wrote: > Is there a way to create multiple __init__ routines in a Python Class? Not directly (well, not that I know of). But you can always emulate it. eg: class Foo(object): def __init__(self, init, *args, **kw): if init == 'this': self._initThis(*args, *

[Tutor] Trying to d0 HTTP GET

2005-04-18 Thread Ertl, John
tried several times). When I try to close IDLE it says the program is still running. How should I be getting this data is it trying to read the binary and that is why it is stalled? Thanks, John Ertl ___ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor

RE: [Tutor] Trying to d0 HTTP GET

2005-04-18 Thread Ertl, John
13:10 Cc: tutor@python.org Subject: Re: [Tutor] Trying to d0 HTTP GET Ertl, John wrote: > All, > > I am trying to get some binary data from a web service. None of the tech > guys are around so I am hoping you might be able to shed some light on what > might be happening. I wou

RE: [Tutor] Contructor Overloading and Function Tooktips

2005-04-19 Thread Gooch, John
a with '__init__' and you have a picture of what I would like to do in Python, but I don't know if the language support it or not. Thank you for answering the second part of the question, I will try that technique out. John A. Gooch Systems Administrator IT - Tools EchoStar Satellite

FW: [Tutor] Trying to d0 HTTP GET

2005-04-19 Thread Ertl, John
p() print binvalues -Original Message- From: Kent Johnson Cc: tutor@python.org Sent: 4/18/05 1:10 PM Subject: Re: [Tutor] Trying to d0 HTTP GET Ertl, John wrote: > All, > > I am trying to get some binary data from a web service. None of the tech > guys are around so I am hoping you

RE: FW: [Tutor] Trying to d0 HTTP GET

2005-04-19 Thread Ertl, John
Kent and Danny, Thanks for the help. The trick was to put the .read() at the end of the urllib2 line. It makes some sense now but man I hate it when it is that simple and I just can't see it. Thanks again for the great help. John Ertl -Original Message- From: Kent Johnson [m

[Tutor] trouble setting the environment

2005-04-21 Thread Ertl, John
he correct env are in the .ksh files maintained by others. I would hate to have to take the .ksh and tread each line and if it is an export turn that into a python os.environ statement. Any ideas. Thanks John ___ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor

RE: [Tutor] trouble setting the environment

2005-04-21 Thread Ertl, John
Kent, Good idea except that the environment that needs to be set depends on the answers to some of the input that I get in the Python program. Nothing is ever easy here. Thanks for the ideas. John Ertl -Original Message- From: Kent Johnson [mailto:[EMAIL PROTECTED] Sent: Thursday

RE: [Tutor] trouble setting the environment

2005-04-21 Thread Ertl, John
t manually). Thanks, John Ertl -Original Message- From: Kent Johnson [mailto:[EMAIL PROTECTED] Sent: Thursday, April 21, 2005 13:49 Cc: tutor@python.org Subject: Re: [Tutor] trouble setting the environment Ertl, John wrote: > Kent, > > Good idea except that the environment that need

[Tutor] Help with this script

2005-04-23 Thread John Carmona
Hi guys, I am back from my hols. Jacob S gave me this little exercise to do a little while ago. 1) Make a program to compute the areas of several figures. Make it display a menu on startup, ask for a choice, and then compute the area of the figure chosen by asking for dimensions. 2) Make

[Tutor] Re Help with this script

2005-04-23 Thread John Carmona
Thanks Kent, it is working now. Is this what you meant in your reply? Because if I set up the main code at the end of the script I was still getting an error message. Also, what do I need to use if for example I want my code to rerun once I have computed let's say a volume. Right now the execut

Re: [Tutor] Re Help with this script

2005-04-24 Thread John Carmona
Thanks for the help Kent, Noel and Alan. Here is my final script (it seems to be working ok but sometimes if I select "quit the programme", I need to enter that option 2 or 3 times before it works, is this a bug (I am running Win XP), please feel free to comment if you thing that something could

Re: [Tutor] Re Help with this script

2005-04-25 Thread John Carmona
enter "f" first then the programme ends. What am i missing? JC John Carmona wrote: Thanks for the help Kent, Noel and Alan. Here is my final script (it seems to be working ok but sometimes if I select "quit the programme", I need to enter that option 2 or 3 times bef

[Tutor] using TK to view an image and then close the window

2005-04-25 Thread Ertl, John
close and then display the next image. I have tired several things but no luck. Any help on getting the TK window to shutdown cleanly would be appreciated. Thanks John Ertl # this is supposed to display an image in a TK window but the close (X) does not work. import Image import Tkinter

[Tutor] RE: using TK to view an image and then close the window

2005-04-25 Thread Ertl, John
I forgot to mention that I am running on a Linux system if that makes any difference for the TK part. Thanks, John Ertl -Original Message- From: Ertl, John Sent: Monday, April 25, 2005 10:24 To: tutor@python.org Subject: using TK to view an image and then close the window All, I

RE: [Tutor] using TK to view an image and then close the window

2005-04-26 Thread Ertl, John
ljVersion/lib/python2.4/lib-tk/Tkinter.py", line 2075, in _create return getint(self.tk.call( _tkinter.TclError: image "pyimage2" doesn't exist -Original Message- From: Michael Lange [mailto:[EMAIL PROTECTED] Sent: Tuesday, April 26, 2005 01:58 To: Ertl, John Sub

Re: [Tutor] Re Help with this script

2005-04-26 Thread John Carmona
Hi Alan, sorry for not replying sooner I am right in the middle of setting up a network at home. Thanks for your email. OK the situation is that I haven't still found out what the answer is, I have noticed in the other hand that if I select the option "a" let's say 4 times, I need to enter the

Re: [Tutor] Re Help with this script

2005-04-27 Thread John Carmona
OK Alan, I thing I have seen the light!!. Here is the script that Kent and you asked me to look at modified: - def print_options(): print "--" print "Options:" print "a. print opt

Re: [Tutor] Re Help with this script

2005-04-29 Thread John Carmona
wall on my next exercise. Thanks a million for your help (also Kent and John - I will try to rewrite your poem/exercise once I get a minute, thanks) Regards JC ___ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor

[Tutor] Subract Month From Date

2005-05-03 Thread Gooch, John
subtract a month and get "December 1, 2004". For the code I am working with I am only interested in the Month and the Year. Is there a way to use datetime or date modules to do this? Or perhaps I need to use a different module? Thank You, John A. Gooch Systems Administrator IT - Tool

Re: [Tutor] Subract Month From Date

2005-05-03 Thread Gooch, John
world applications. Does anyone have a more elegant solution? -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Kent Johnson Sent: Tuesday, May 03, 2005 11:23 AM Cc: tutor@python.org Subject: Re: [Tutor] Subract Month From Date Gooch, John wrote: > What woul

[Tutor] Generator function question?

2005-05-07 Thread John Clark
Hello, I am working on learning Python and writing some console applications to apply what I am learning - I am using a generator function to implement a status indicator as follows: import sys def neverEndingStatus(currentChar_ = '|'): while 1: if currentChar_ == '|':

Re: [Tutor] Generator function question?

2005-05-07 Thread John Clark
Lightbulb! It's clear that I don't yet fully understand the power of generator functions... It never occurred to me to yield out of the middle of a loop, and yet, seeing your code, it's obvious that that's one of the primary purposes of "yield". Thanks, -jdc On 5/7/05 8:00 AM, "Max Noel" <[EMAI

Re: [Tutor] python challenges

2005-05-07 Thread John Carmona
Hi to everybody reading this thread, can anybody point me to the URL where I can find these challenges. Many thanks JC ___ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor

Re: [Tutor] Generator function question?

2005-05-07 Thread John Clark
Ooops - sorry - I spoke too soon... It's clear that your code is a more elegant implementation of neverEndingStatus() but I am still having to initialize a global variable and call .next() when I want to get the next value... So the generator function has been cleaned up, but the client code inter

Re: [Tutor] Generator function question?

2005-05-07 Thread John Clark
t removes the need for the client code to call .next() to get the next status character. However, this is my first foray into the world of function attributes and local functions, so this may not be the best way to do this - any suggestions / critiques? Thanks, -jdc On 5/7/05 8:00 AM, "Max

Re: [Tutor] Generator function question?

2005-05-07 Thread John Clark
hearing about it, I thank Max and Karl for their guidance... -jdc On 5/7/05 10:06 AM, "Max Noel" <[EMAIL PROTECTED]> wrote: > > On May 7, 2005, at 13:22, John Clark wrote: > >> (Either that, or I am not following what you mean when you say: >> >>

Re: [Tutor] Generator function question?

2005-05-08 Thread John Clark
Jacob, The "z loop" is in fact just to take time while the screen refreshes with each output of the status character - as someone else pointed out I could use a wait() call as well - if I don't put something there to eat up time, I don't get to display the "spinning wheel" produced by the sys.std

[Tutor] Python Challenge - Riddle 2

2005-05-09 Thread John Carmona
OK I am stuck on this one. I see what I need to do (correct me if I am wrong). But I need to write a script that will replace each letter by another one (In this case a --> c etc.). I look at String, List and Dictionary. I thought I could use the text.replace option but I am not sure. Anybody t

Re: [Tutor] Python Challenge - Riddle 2

2005-05-09 Thread John Carmona
Thanks Liam, I will start checking this afternoon. Regards JC ___ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor

Re: [Tutor] need a example of translate or maketrans

2005-05-10 Thread John Carmona
Terry, thanks very much that was very helpful right at this moment :) This is what beginners like me needs small example that explain very well how to use some of the functions. I found sometimes that the explanation on the book or the documentation going over my head because they don't show a

Re: [Tutor] Python Challenge - Riddle 2

2005-05-10 Thread John Carmona
Hey Liam thanks again for the hint. I have finally managed to use the ???trans function. But now "apply it to the URL", I am lost again. (I did apply it to the URL-twice) but nope, nothing is happening. One more hint if possible. Thanks JC ___ Tutor

Re: [Tutor] Python Challenge - Riddle 2

2005-05-10 Thread John Carmona
This is what I did. I have tried the whole field, part of the URL (after the .com), etc.. I Just get the old 404 not found message. JC ___ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor

Re: [Tutor] Python Challenge - Riddle 2

2005-05-10 Thread John Carmona
copied the URL, paste it in my script in Python and run it (once) did not get nowhere, then did it a second time, and again did not get nowhere. JC ___ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor

Re: [Tutor] Python Challenge - Riddle 2

2005-05-10 Thread John Carmona
To all thanks I have got it now!!! JC ___ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor

Re: [Tutor] Debian install problems.

2005-05-11 Thread John Purser
David, If you don't get an answer here on tutor.python.org then you might want to try: http://www.debian.org/MailingLists/ - where you'll find a link to http://lists.debian.org/debian-python/ - the mailing list for debian-python. Don't forget to search the archive

[Tutor] read() question

2005-05-11 Thread John Carmona
MyText = open('The_text.txt','r').read() In the above line could someone tell me what the 'r' stand for. Many thanks JC ___ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor

Re: [Tutor] read() question

2005-05-11 Thread John Carmona
Got it now, thanks. JC ___ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor

Re: [Tutor] read() question

2005-05-11 Thread Ertl, John
John, The 'r' is the mode and is used to indicate you are reading the file. You could also use 'w' for only writing. See the attached link for more. http://www.python.org/doc/current/tut/node9.html#SECTION00920000 0 John -Original Message- From:

Re: [Tutor] read() question

2005-05-11 Thread John Carmona
Got it now, thanks John JC ___ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor

Re: [Tutor] Python Resources

2005-05-13 Thread John Purser
while back. Python is cross platform but there are platform specific issues and communities that can help with them. Just a thought. Thanks for being out there and making us look good. John Purser -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Greg Lind

Re: [Tutor] Filtering Spreadsheet Data

2005-05-23 Thread John Fouhy
ld also use COM ... but that's a bit more effort) -- John. ___ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor

[Tutor] ASCII characters

2005-05-24 Thread John Carmona
I need to print all the ASCII characters within a string, how would I delimit for example to print the first 100 only? Many thanks JC ___ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor

Re: [Tutor] ASCII characters

2005-05-24 Thread John Carmona
Thanks Kent for the reply, I am actually having trouble to find the solution of the following exercise: ## Write a for loop that prints the ASCII code of each character in a string name S.## I am ok with the for loop, put I don't know how get to print the ASCII code of each character with a st

[Tutor] (no subject)

2005-05-25 Thread John Carmona
With the help of Pujo Aji I have written this little script that print every single ASCII code>> S = [chr(x) for x in range (0,256)] for x in S: print x, The next step is to use the built-in functin ord() in order to convert each character to an ASCII integer. I have had a look at the ord()

[Tutor] Are Empty "Placeholder" Functions possible?

2005-05-26 Thread Gooch, John
This would really help speed up my development so that I can create the class skeleton quickly and then implement each function and test it as I go. Thank You, John A. Gooch Systems Administrator IT - Tools EchoStar Satellite L.L.C. 9601 S. Meridian Blvd. Engl

Re: [Tutor] Are Empty "Placeholder" Functions possible?

2005-05-26 Thread Gooch, John
Thanks Kent! -Original Message- From: Kent Johnson [mailto:[EMAIL PROTECTED] Sent: Thursday, May 26, 2005 9:52 AM To: Gooch, John Cc: tutor@python.org Subject: Re: [Tutor] Are Empty "Placeholder" Functions possible? Gooch, John wrote: > Is there a way to create an e

Re: [Tutor] (no subject). Ord and Chr query

2005-05-26 Thread John Carmona
Pujo, Alan, John and Ben, thanks for the input. Sorry I should have been clearer with the query perhaps. Alan I am just going through the book "Learning Python" written by Lutz and Ascher, and this is part of one exercise. I am still having problem in putting my head around in wri

Re: [Tutor] (no subject). Ord and Chr query

2005-05-27 Thread John Carmona
To all that have answered, many thanks. I will check the tutorials that have been pointed out to me. I have also got the Dive into Python printed and I will start reading that one too pretty soon. I am off on holiday starting Tuesday so I won't have the time to study too much in the next couple

[Tutor] Eclipse and Member Function Availability

2005-05-27 Thread Gooch, John
pose of OO? Should I use a module instead of a class, and pretend the module is a class? This would make the autocomplete available but make it more difficult to migrate the code from Python to say, Java or C++. Any advice is welcome. Thank You, John A. Gooch Systems Admin

Re: [Tutor] (no subject). Ord and Chr query

2005-05-28 Thread John Carmona
Hi Ben, you wrote --- John Carmona <[EMAIL PROTECTED]> wrote: >Ben I could not get your script working indentation? You were right, it is working now, thanks JC ___ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor

[Tutor] Win32 Question

2005-06-01 Thread Gooch, John
I am not sure if there is a better list to ask this question on, but here it is: I have a Python script that works fine for accessing WMI ( Windows Management Interface ) class properties, but it does not let me access any of their methods. The code below works fine with Win32_Process objects unl

Re: [Tutor] Just a Python formatting question

2005-06-08 Thread Ertl, John
Kristiano, It is sometimes hard to tell the indentions in an email but it looks like your last line print "Just right" has a space in front of it. Python does not know what logical block the indented part belongs to. John Ertl -Original Message- From: Kristiano Ang [mai

[Tutor] Which Popen For Win32?

2005-06-14 Thread Gooch, John
w' ) return myCmd.close() Currently, I have no idea what is being returned by the "close()" method, it doesn't appear to be the exit code, so perhaps it is the output of the command. If so, how can I capture and return the exit code? Thank You, John A. Gooch Systems Administ

[Tutor] Popen4 and Paths Containing Spaces

2005-06-15 Thread Gooch, John
than the "print" command does, because print recognizes that the backslash is escaping the double quotes ( e.g. "\"" ) in the string, and popen does not. On the other hand, it appears to be recognizing it in my first example, so that is what is really confusing me. It isn

Re: [Tutor] question about programmers

2005-06-22 Thread John Purser
If that's your only question about programmers then you aint been around them much. I'm 45. From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of [EMAIL PROTECTED] Sent: Wednesday, June 22, 2005 14:38 To: tutor@python.org Subject: [Tutor] question abo

[Tutor] How to send an array of clusters from python to labview??

2005-06-27 Thread john taylor
ne, None, 0, -2147352571), 2) anybody with experience in python/com/labview has idea?? thanks a lot in advance? cheers, john ___ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor

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