Re: [Tutor] Math Function and Python

2012-07-02 Thread Alan Gauld
On 02/07/12 05:21, Greg Nielsen wrote: models the acceleration of the object. Y is the acceleration and X is the current speed of the object. Y = -.01X^2 * 1.45X That's not the same as the formula you have implemented. it doesn't work. It's also in bold, so you can see it easily. if

Re: [Tutor] Python XML for newbie

2012-07-02 Thread Peter Otten
Sean Carolan wrote: >> Thank you, this is helpful. Minidom is confusing, even the >> documentation confirms this: >> "The name of the functions are perhaps misleading" >> >>> But I'd start with the etree tutorial (of which >>> there are many variations on the web): > > Ok, so I read through

[Tutor] Simple text file processing using fileinput module. "Grabbing successive lines" failure

2012-07-02 Thread Flynn, Stephen (L & P - IT)
Tutors, Whilst having a play around with reading in textfiles and reformatting them I tried to write a python 3.2 script to read a CSV file, looking for any records which were short (indicating that the data may well contain an embedded CR/LF. I've attached a small sample file with a "split rec

Re: [Tutor] Simple text file processing using fileinput module. "Grabbing successive lines" failure

2012-07-02 Thread Joel Goldstick
On Mon, Jul 2, 2012 at 10:03 AM, Flynn, Stephen (L & P - IT) wrote: > Tutors, > > Whilst having a play around with reading in textfiles and reformatting them I > tried to write a python 3.2 script to read a CSV file, looking for any > records which were short (indicating that the data may well c

Re: [Tutor] Python XML for newbie

2012-07-02 Thread Stefan Behnel
Peter Otten, 02.07.2012 09:57: > Sean Carolan wrote: >>> Thank you, this is helpful. Minidom is confusing, even the >>> documentation confirms this: >>> "The name of the functions are perhaps misleading" Yes, I personally think that (Mini)DOM should be locked away from beginners as far as pos

Re: [Tutor] Simple text file processing using fileinput module. "Grabbing successive lines" failure

2012-07-02 Thread David Rock
* Flynn, Stephen (L & P - IT) [2012-07-02 15:03]: > Tutors, > > Can someone explain to me how I am supposed to make use of readline() > to grab the next line of a text file please? It may be that I should > be using some other module, but chose fileinput as I was hoping to > make the little routi

Re: [Tutor] Simple text file processing using fileinput module. "Grabbing successive lines" failure

2012-07-02 Thread Alan Gauld
On 02/07/12 15:03, Flynn, Stephen (L & P - IT) wrote: Whilst having a play around with reading in textfiles and reformatting them I > tried to write a python 3.2 script to read a CSV file, Best tool for csv files is the csv module, it covers most of the gotchas associated with such data. W

Re: [Tutor] Simple text file processing using fileinput module. "Grabbing successive lines" failure

2012-07-02 Thread Alan Gauld
On 02/07/12 18:39, David Rock wrote: Essentially, your problem isn't with using fileinput, it's with how you handle each line that comes in. The immediate problem is with mis-using fileinput. But once you solve that you then have to deal with the other issues David raises. Once more I recomme

[Tutor] sitecustomize

2012-07-02 Thread Ali Torkamani
Hi, I'm absolutely newbie, and appreciate your help, I'm using Spyder, some times it randomly get the following error: 'import sitecustomize' failed; use -v for traceback while, I'm not importing and have no idea what is importing it, this happens even if my code is as simple as following: impor

Re: [Tutor] Python XML for newbie

2012-07-02 Thread Sean Carolan
> Yes, I personally think that (Mini)DOM should be locked away from beginners > as far as possible. Ok, I'm glad to hear that. I'll continue to work with ElementTree and lxml and see where it takes me. ___ Tutor maillist - Tutor@python.org To unsubscr

Re: [Tutor] sitecustomize

2012-07-02 Thread Emile van Sebille
On 7/2/2012 12:17 PM Ali Torkamani said... Hi, I'm absolutely newbie, and appreciate your help, I'm using Spyder, some times it randomly get the following error: 'import sitecustomize' failed; use -v for traceback This appears to be somewhat common as if you google for 'spyder sitecustomize'

Re: [Tutor] sitecustomize

2012-07-02 Thread Dave Angel
On 07/02/2012 03:17 PM, Ali Torkamani wrote: > Hi, > I'm absolutely newbie, and appreciate your help, I'm using Spyder, some > times it randomly get the following error: The first place I found Spyder was here: https://en.wikipedia.org/wiki/SPYDER which is an anti-aircraft system based partly on

[Tutor] Returning multiple objects from a function

2012-07-02 Thread Alexander Q.
Hello- I'm wondering how to access specific objects returned from a function when that function returns multiple objects. For example, if I have "return(list1, list2, list 3)" within a function "mainFunc()" that takes no arguments, how do I use list1, list2, and list3 outside of the function once

Re: [Tutor] Returning multiple objects from a function

2012-07-02 Thread Walter Prins
On 2 July 2012 23:55, Alexander Q. wrote: > Hello- I'm wondering how to access specific objects returned from a function > when that function returns multiple objects. > > For example, if I have "return(list1, list2, list 3)" within a function When you have: return (list1, list2, list3) ... you'

Re: [Tutor] Returning multiple objects from a function

2012-07-02 Thread Alan Gauld
On 02/07/12 23:55, Alexander Q. wrote: For example, if I have "return(list1, list2, list 3)" within a function "mainFunc()" that takes no arguments, how do I use list1, list2, and list3 outside of the function Just assign the result to 3 variables: L1,L2,L3 = mainFunc() This is just a specia

Re: [Tutor] Returning multiple objects from a function

2012-07-02 Thread Alexander Q.
I understand the basics of tuples, but that formulation returned the following error: Traceback (most recent call last): File "C:\Users\Owner\Desktop\MIT\Sets\Set3.py", line 34, in list4 = tuplesresult[1] TypeError: 'NoneType' object is not subscriptable When I tried to assign "tuplesresul

Re: [Tutor] Returning multiple objects from a function

2012-07-02 Thread Dave Angel
On 07/02/2012 10:23 PM, Alexander Q. wrote: > I understand the basics of tuples, but that formulation returned the > following error: > > Traceback (most recent call last): > File "C:\Users\Owner\Desktop\MIT\Sets\Set3.py", line 34, in > list4 = tuplesresult[1] > TypeError: 'NoneType' object