Python Forum

hi, i want to create an array element of increment value in a loop. example: a= output of my code : a=

I am reading a set of data from the excel workbook. Data are contained in 2 columns. Column A contains the names and Column B contains values. The issue is the value can be of any type integer, float, string, list or a tuple. When I read the data from a Cell it is read as of data type unicode. I would like to convert the unicode data type to...

Hello, I am new to Python and have one simple question to which I cannot find a satisfactory solution. I want to read text line-by-line from a text file, but want to ignore only the first line. I know how to do it in Java (Java has been my primary language for the last couple of years) and following is what I have in Python, but I don't...

I am using Python 2.6 on Mac OS 10.3.9. I have been trying to use: image = urllib.URLopener() image.retrieve(url, filename) to download images from websites. I am able to do so, and end up with the appropriate file. However, when I try to open the file, I get an error message. It's something about corrupted data, and an unrecognised file....

I need help sorting a list...I just can't figure out how to sort a list and then return a list with the index of the sorted items in the list for example if the list I want to sort is I need to be returned Can someone help please....

Has someone got a Python routine or module which converts Unicode strings to lowercase (or uppercase)? What I actually need to do is to compare a number of strings in a case-insensitive manner, so I assume it's simplest to convert to lower/upper first. Possibly all strings will be from the latin-1 character set, so I could convert to...

In the Knytt Underground game written in Python, ini files are used with English dialogue text (key = value - value is some dialogue phrase), when I entering the Polish character eg. ęąćź displays '?' I tried to type escape character sometext\x119sometext sometext\u119sometext But it s not working. Game single backslash \ reads as a line...

Hi all, How can I replace all None values with the string 'Null' in a dictionary? For example: convert this: a = {'item1': 45, 'item2': None} into this:

Hello Pythonistas, I am trying to get certain (self-written) libraries imported into my scripts using statements like "from library import function.py". But they are not being found. I think that the pythonpath-variable must be expanded to the location

I read the document here about exception handling in python: http://www.diveintopython.org/file_handling/index.html Can you please tell me how can I catch all exception in python? like this in Java: try { .... } catch (Throwable t) { ...

The energy model is structured as follows and uses excel sheets to give input data: 1-Utility.py contains all the functions needed to calculate the variables and other minor things (mentions interest rate in two functions) 2-ModelSettings.py is in charge of setting the model data, here you specify the structure of the data (mentions interest...

My first GUI so be gentle... When I start my program I call a class that runs the initial window. While in this class if a certain button is pressed it calls a function outside the class. This function then initially calls another function to "root.destroy()". Basically I want the current window gone so the function I just called can open...

Hi listers, I've written this little script to generate some html but I cannot get it to convert to a string so I can perform a replace() on the >, < characters that get returned. from StringIO import StringIO def generator_file(rsspath,titleintro,tickeropt): scripter=StringIO()

Hey guys on my quest to learn python I keep coming across: def __init__ I think I understand it is defining a method called "init" - but what's with all the underscores. Or is it some builtin method of Python? Sorry - confused Cheers!

Anybody can tell me what i need to import to make urlDecode() work in python2.5 please. import urllib urllib.urlDecode(post) #doesn't exist urllib.urldecode(post) #doesn't exist urldecode(post) #doesn't exist urlDecode(post) #doesn't exist

Hi: How I can get the current screen resolution settings (screen.width and screen.heigth in pixels) in python. Thanks in advance Adrian

Hi Bytes Community! I am using tkinter to create a GUI and was wondering how to make a "console" widget embedded in the GUI. Sort of like the python command line but inside the GUI Thanks in advance!

This is probably an easy question, but I can't find a function (maybe my syntax is off...) to search for in a string. If someone would help out, I'd appreciate it! Also, how would you recommend searching for the following in the same string: -

Hi, I have a file containing four columns of data separated by tabs (\t) and I'd like to read a specific column from it (say the third). Is there any simple way to do this in Python? I've found quite interesting the linecache module but unfortunately that is (to my knowledge) only working on lines, not columns. Any suggestion?

i am a beginner, i tried to have python generate a random integer from 0 to 10 my code looks like this: import random number = random.randint(0,10) print number i am using python 2.7 it gives AttributeError: 'module' object has no attribute 'randint'

i was trying to code a morse code decipherer which workd fine except that the .txt file that i was converting had linebreaks built in, i cant get python to ignore the line breaks and i cant find any characters for line breaks to remove them using the string.replace() function if anybody know the syntax for a line break or the ASCII characters...

I would like to take milliseconds and convert it to a more human-readable format like: 4 days 20 hours 10 minutes 35 seconds Is there something in the time module that can do this? I havent been able to find anything that would do it. Thanks,

so I know you can append a string. But how do you *prepend* a string, as shown in the following code #dirList = #string = """position""" #for x in len(dirList): # string += '>> %s'%dirList.pop() #(????????????) # to return

Hi I create a canvas that is to big for the default window-size, so it gets cut to fit... How can I increase the window-size to make sure the canvas fits? regards tores

Does Python have a timer mechanism? i.e. an "after 500 milliseconds, run this bit of code" sort of thing?