python

How do I retrieve an automated report and save it to a database?

I've got a web server that will take scripts in Python, PHP or Perl. I don't know much about any of those languages, but of the three, Python seems the least scary. It has a MySql database set up, and I know enough SQL to manage it and write queries for it. I also have a program that I want to add automated error reporting to. Someth...

How to Communicate between minifb and a GAE-Hosted Silverlight Client

I have a minifb app (technically gminifb) running on Google App Engine with a bunch of handlers for processing all kinds of requests from a Silverlight client. What's the recommended approach for adding the FB GET variables, such as fb_sig, to the HTTP requests? I believe I can technically pass the session key and uid directly and get t...

Python to extract data from a file

Hi, I am new to python. I am trying to extract the text between that has specific text file: ---- data1 data1 data1 extractme ---- data2 data2 data2 ---- data3 data3 extractme ---- and then dump it to text file so that ---- data1 data1 data1 extractme --- data3 data3 extractme --- Thanks for the help. ...

Python for a hobbyist programmer ( a few questions)

I'm a hobbyist programmer (only in TI-Basic before now), and after much, much, much debating with myself, I've decided to learn Python. I don't have a ton of free time to teach myself a hundred languages and all programming I do will be for personal use or for distributing to people who need them, so I decided that I needed one good, str...

Make CSRF middleware work in Django's 404 error pages

I put a login box alone with a keyword search box in 404.html in a Django project so in case a 404 error is raised, visitors get more options to jump to other parts. But the CSRF middleware doesn't work in 404 error page with no csrf token rendered. I tried move 'django.middleware.csrf.CsrfViewMiddleware' to first of MIDDLEWARE_CLASSES ...

Precomputed Kernels with LibSVM in Python

I've been searching the net for ~3 hours but I couldn't find a solution yet. I want to give a precomputed kernel to libsvm and classify a dataset, but: How can I generate a precomputed kernel? (for example, what is the basic precomputed kernel for Iris data?) In the libsvm documentation, it is stated that: For precomputed kernels, the...

Extending Python and Objective-C

I'm a fan of clean code. I like my languages to be able to express what I'm trying to do, but I like the syntax to mirror that too. For example, I work on a lot of programs in Objective-C for jailbroken iPhones, which patch other code using the method_setImplementation() function of the runtime. Or, in PyObjC, I have to use the syntax U...

Explicit disable MySQL query cache in some parts of program

In a Django project, some cronjob programs are mainly used for administrative or analysis purposes, e.g. generating site usage stats, rotating user activities log, etc. We probably do not hope MySQL to cache queries in those programs to save memory usage and improve query cache efficiency. Is it possible to turn off MySQL query cache...

From escaped html -> to regular html? - Python

Hi folks, I used BeautifulSoup to handle XML files that I have collected through a REST API. The responses contain HTML code, but BeautifulSoup escapes all the HTML tags so it can be displayed nicely. Unfortunately I need the HTML code. How would I go on about transforming the escaped HTML into proper markup? Help would be very ...

construct graph from python set type.

The short question, is there an off the self function to make a graph from a collection of python sets? The longer question: I have several python sets. They each overlap or some are sub sets of others. I would like to make a graph (as in nodes and edges) nodes are the elements in the sets. The edges are intersection of the sets with wei...

How do I set prifix to django contrib tables names?

HI One of my requirement is to have prefix on all the tables of the django based project (Because db is hosted on shared server). I have used db_table Meta option to set the prefix for the tables which I have created. Now my query is how do I set the prefix for tables provided by django.contrib. Instead of auth_group django should cr...

Python | How to append elements to a list randomly

Is there a way to append elements to a list randomly, built in function ex: def random_append(): lst = ['a'] lst.append('b') lst.append('c') lst.append('d') lst.append('e') return print lst this will out put ['a', 'b', 'c', 'd', 'e'] But I want it to add elements randomly and out put something like this...

pygtk - dynamically update the widgets taking input from the gtk combo box

On selecting value from 1 to 10 from gtk combox box it should populate the checkbox by taking combo box value as an input. Say for example if i select 5 then 5 checkbox will be generated. It works.. But the issue is after i selected 5 now im selecting next value as 3 from combo box then there 8 checkboxes are displayed. The old 5 checkbo...

Python (Twisted) - reading from fifo and sending read data to multiple protocols

Hi, Im trying to write some kind of multi protocol bot (jabber/irc) that would read messages from fifo file (one liners mostly) and then send them to irc channel and jabber contacts. So far, I managed to create two factories to connect to jabber and irc, and they seem to be working. However, I've problem with reading the fifo file - I...

What should I learn & use to become a pro in PHP & Python Web development?

Hello, I'll just show some code to show how I do web development in PHP. <html> <head> <title>Example #3 TDavid's Very First PHP Script ever!</title> </head> <? print(Date("m/j/y")); require_once("somefile.php"); $mysql_db = "DATABASE NAME"; $mysql_user = "YOUR MYSQL USERNAME"; $mysql_pass = "YOUR MYSQL PASSWORD"; $mysql_link = mysq...

Is this the right way of handling command line arguments?

ask_username = True ask_password = True ask_message = True ask_number = True def Usage(): print '\t-h, --help: View help' print '\t-u, --username: Username' print '\t-p, --password: Password' print '\t-n, --number: numbber to send the sms' print '\t-m, --message: Message to send' sys.exit(1) opts, args = getop...

writing 'bits' to c++ file streams

How can i write 'one bit' into a file stream or file structure each time? is it possible to write to a queue and then flush it ? is it possible with c# or java? this was needed when i try to implement an instance of Huffman codding. i can't write bits into files. so write them to a bitset and then (when compression was completed) write 8...

python Illegal instruction on AIX5.2

hi,everyone: I run my python script functions like this: read from a text file, and store the data as dict. But when in the loop, an Illegal instruction occurs. why this happens? the code is like this: d={} datafile=open('a.txt') # a big text file for line in datafile: line=line.rstrip('\n') for token in line.split(): ...

Redirect print in Python: val = print(arg) to output mixed iterable to file

So lets say I have an incredibly nested iterable of lists/dictionaries. I would like to print them to a file as easily as possible. Why can't I just redirect print to a file? val = print(arg) gets a SyntaxError. Is there a way to access stdinput? And why does print take forever with massive strings? Bad programming on my side for ...

Python utf-8, howto align printout

Hi, I have a array containing japanese caracters as well as "normal". How do I align the printout of these? #!/usr/bin/python # coding=utf-8 a1=['する', 'します', 'trazan', 'した', 'しました'] a2=['dipsy', 'laa-laa', 'banarne', 'po', 'tinky winky'] for i,j in zip(a1,a2): print i.ljust(12),':',j print '-'*8 for i,j in zip(a1,a2): print...