Python Forum

Hi, My programme has a text box where in user enters the ip address. I need to validate the IP (like no space allowed in the entry, the numerals should not exceed 255, not more than 3 dots allowed overall, no consecutive dots allowed etc.,.). How do i go about the same? Is there any built in function for the same? thanks, Badri

I have a list of words and am trying to replace all the numbers in my list with whitespace. for word in words: numbers = re.search('+', word) word = clearup(word) if word in dictionary: pass else: print word

Hi all, I'm sorry about the newbie question, but I've been searching all afternoon and can't find the answer! I'm trying to get this bit of code to work without triggering the IndexError. import shutil, os, sys

I'd like to convert a little endian hex string: '00020000020000FC' to a number. I was going to use struct.unpack('>q', theString) but this is meant for a string where the bytes in the string correspond to bytes in the number. I think that something like the opposite of the hex() function would work perfect as long as it supported...

Hey guys, I can't figure this one out, why is this simple script giving me problems? logfile=file(r'test.txt','w') logfile.write('datetime') test=logfile.readlines() When I run it I get the error message:

Hey everyone, I am fairly new to python, and I was working on a google app engine project for a class, and this error came up. I wasn't sure why, because right above it I have the same object type right above it, and when I take the filter off the other, it works fine, I just can't do that or it screws everything up def LoginBar(): user =...

Right from data development to web development, Python has become the most famous and an important open source programming language used in today’s scenarios. In many IT forums, it is discussed that if you want to find the most used colors in a picture, you use Python, if you want to develop a web app then you use Python if you want to automate...

Hi, in my program i need to call a couple of functions that do some stuff but they always print their output on screen. But I don't want them to print anything on the screen. Is there any way I can disable it from doing this, like redirect the output to somewhere else? But later on in the program i then need to print other stuff so i'd need...

I am wanting to return the system date using the following: date.today() How would I then convert this to a string ? Pete

The built-in function round( ) will always "round up", that is 1.5 is rounded to 2.0 and 2.5 is rounded to 3.0. If I want to round to the nearest even, that is my_round(1.5) = 2 # As expected my_round(2.5) = 2 # Not 3, which is an odd num I'm interested in rounding numbers of the form "x.5" depending upon whether x is odd...

Hello, I want to use a method from _xxx_yyy.pyd, but I can not use import to load this file, how to use .pyd in python interpreter? Best Regards Liu Kun

I check the documentation here, but it does not say how to check if a directory is exist in python? http://docs.python.org/lib/os-file-dir.html And why mkdir fails if the directory already exists? Thank you.

hi! What wud be the python equivalent of the C statement while(some condition); (i.e no statement gets executed) any ideas.please let me know

Hi, It should be simple - but I am trying to find the difference between two datetimes as an integer in seconds. Using pywin32 build 212, python 2.5, Windows XP Pro, MySQL 5.0. import time import datetime def date4string(string): return datetime.date(*time.strptime(string, "%Y-%m-%d %H:%M:%S"))

Read from an existing file, then output a file with the same name but an extension: file = raw_input ('Enter the filename:\n') fileout = open ('file.out', 'w') However, when I enter a filename like "test", it gives the output file as "file.out" instead of "test.out".

Hey, I have a problem. I was presented a problem where I need to open a file and then copy and rename it. We are still using really basic commands, but I am pretty lost with this. I know how to open a file and get python to read it. Any help would be great.

Hello All, I am newbie to python. I was trying to use a=zeros(5) in python shell, but it is throwing the following exception in the shell Traceback (most recent call last): File "<stdin>", line 1, in <module> NameError: name 'zeros' is not defined

Hi, I have a function called 'test' defined in A.py. How can I call that function test in my another file B.py? Thank you.

Hi, I am new to python. I have to devlope a small for code for getting the path of a particular folder, that is given as input to the code, in the other folder. Basically i have to search a folder, not file, inside another folder. I work on windows platform. Can anybody help me.

How to convert a decimal to binary ? thx, Manuel

Hi, How can I check for the xistence of any file that matches a wildcard? For example: ppis-*.iss os.path.exists() doesn't expand the wildcard...

Hello, I´m new to Python.. so this is a newbee question. I´d like to put the value enterd in the entryfield in a variable. I´m trying to build a calculator with python and TKinter, coding it in just python works good. But making it with TK is a bit hard. This is my unfinished code, i have tryed get() in many ways,.but I cant make it work....

Hello I am trying to split number on their count. suppose i have 121314151617 (12cnt) then number should be split like 12,13,14,15,16,17 and if 11314151617 (11cnt) then should be split like 1,13,1,15,16,17 I am trying to code like if linecnt == 12 : numList = ...

Can anyone give any suggestions on how to make a logarithmic (base 10) x and y axis (loglog) plot in matplotlib? The scatter function doesn't seem to have any log functionality built into it. Thanks, Derek Basch P.S. I suck at math so feel free to make me feel stupid if it is really easy to do :).

Hi How can I read the first line of a file and then delete this line, so that line 2 is line 1 on next read? regards