python

changing .emacs to use IronPython.exe and using code completion for IronPython modules ?

I configured my Emacs for code completion and other help using this link (from another question here on SO). I am a complete newbie to emacs. Can anyone tell me what should I change so it (rope, ropemacs, pymacs, yasnippet etc) picks up symbols of IronPython modules for code completion and snippets. Also I want to map: C-x RET - to i...

Searching for a track on iTunes

I'd like to search for tracks on iTunes using a Python script on Mac OS/X. I found a way to access the iTunes application through: iTunes = SBApplication.applicationWithBundleIdentifier_("com.apple.iTunes") but I haven't figured out (yet) the way to perform searches. A little help appreciated. Disclaimer: OS/X newbie here. Note: I ...

how to make site show different language(chinese and english) on google-app-engine.

if you using django ,you can use the "LC_MESSAGES -->django.po" but has any way to do this on gae ? and how to .. thanks and if i only want to use django's this features, how can i import it? ...

Why would one build supervisord inside of a buildout?

I've seen buildout recipes that build supervisor into the buildout, I suppose to control the daemons inside. However, it seems to me that one would still need something in /etc/init.d ( for example ) to run said supervisor instance on boot. So, why build supervisor inside the buildout? Why not install it system wide and just make a ...

Python GUI Scraper hanging issues.

I wrote a scraper using python a while back, and it worked fine in the command line. I have made a GUI for the application now, but I am having trouble with one issue. When I attempt to update text inside the gui (e.g. 'fetching URL 12/50'), I am unable seeing as the function within the scraper is grabbing 100+ links. Also when going ...

Obtain distances to nearest landmarks (Mall, Hospital, and Airport etc.) using google map

I am working on a project in which I have around 100000 addreses in major cities in India(it is a table in a database). I want to know if it is possible to obtain the distances to to nearest landmarks (Mall, Hospital, and Airport etc.). Ideally I want these distances to be mergeed to the parent table. We have Java and Php coders to get ...

Need to constantly monitor serial data in Python

Right now I am using an arduino to send data from an analog sensor to COM4. I am trying to make a python script that continuously monitors that data and looks for a certain parameter. I tried something like this but it isn't alerting me correctly import serial from Tkinter import * import tkMessageBox port = "COM4" ser = serial.Serial...

Why does Python Array Module Process Strings and Lists Differently?

I'm having trouble understanding the result of the following statements: >>> from array import array >>> array('L',[0xff,0xff,0xff,0xff]) array('L', [255L, 255L, 255L, 255L]) >>> from array import array >>> array('L','\xff\xff\xff\xff') Traceback (most recent call last): File "<stdin>", line 1, in <module> ValueError: string length ...

symlink files newer than X age, then later remove symlink once file ages?

Hello everyone, i have a large number of files/folders coming in each day that are being sorted automatically to a wide variety of folders. I'm looking for a way to automatically find these files/folders and create symlinks to them all within an "incoming" folder. Searching for file age should be sufficient for finding the files, however...

Using JRuby/Jython for Ruby/Python interoperability?

Quite-probably a silly question, as I don't know much about Java/Jython/JRuby/bytecode, but.. I stumbled across _why's unholy again today.. It allows you to output Python bytecode from Ruby code.. Basically allowing them to produce the same bytecode.. Jython outputs Java bytecode, as does JRuby.. Since these both compile to the same by...

Python - Finding unicode/ascii problems

Hi all, I am csv.reader to pull in info from a very long sheet. I am doing work on that data set and then I am using the xlwt package to give me a workable excel file. However, I get this error: UnicodeDecodeError: 'ascii' codec can't decode byte 0x92 in position 34: ordinal not in range(128) My question to you all is, how can ...

plotting stem with a continuous line

Hi All I need to plot a stem plot of my signal using python and matplotlib. I saw the example and the code but the line connecting the black big dot and the x-axis is not a continous line. Do you know whether is possible and how to get a straight line instead? Thank you very much AFG #!/usr/bin/env python from pylab import * x = l...

How to open a file in the parent directory in python in AppEngine?

How to open a file in the parent directory in python in AppEngine? I have a python file module/mod.py with the following code f = open('../data.yml') z = yaml.load(f) f.close() data.yml is in the parent dir of module. The error I get is IOError: [Errno 13] file not accessible: '../data.yml' I am using AppEngine SDK 1.3.3. Is the...

Locating file path from a <InMemoryUploadedFile> Django object

Hi all I have a Django app which, submitting a package, should return values that are inside it.. Submitted the form to a view called "insert": request.FILES['file'] returns the file objects, but it is of kind < InMemoryUploadedFile>. What i need is a way to get the absolute path of the uploaded file, so that i can feed it to a metho...

How to make shell output redirect (>) write while script is still running?

I wrote a short script that never terminates. This script continuously generates output that I have to check on every now and then. I'm running it on a lab computer through SSH, and redirecting the output to a file in my public_html folder on that machine. python script.py > ~/public_html/results.txt However, the results don't show up...

How to add packages into .exe file using py2exe?

Hello, I have an app with two packages.. My setup.py is like this: sys.argv.append('py2exe') setup( options = {'py2exe': {'bundle_files': 1}}, windows = [{'script': "SoundLog.py"}], zipfile = None, ) After creating the .exe I have to put the packages in the same folder as the .exe file. How can I include them in the .ex...

Has Twisted changed its dependencies?

Hi all, I'm currently working on a Python/Twisted project which is to be distributed and tested on Planetlab. For some reason my code was working on friday and now that I wanted to test a minor change it refuses to work at all: Traceback (most recent call last): File "acn_a4/src/node.py", line 6, in <module> from twisted.internet...

App Engine Django Form Uniqueness Validation?

Is there a simpler way to use uniqueness validation with Django Forms in AppEngine? I understand that performance would be problem if we keep an uniqueness constraint but since the amount of data being added is very small performance is not a big concern, rather development time is a concern here. Any help is appreciated. ...

Python 2.4 inline if statements

I am setting up an existing django project on a dreamhost web server, so far I have got everything to work correctly. However I developed under python 2.5 and dreamhost by default uses python 2.4. The following line seems gives a syntax error because of the if keyword: 'parent': c.parent.pk if c.parent is not None else None ...

Reordering fields in Django model

I want to add few fields to every model in my django application. This time it's created_at, updated_at and notes. Duplicating code for every of 20+ models seems dumb. So, I decided to use abstract base class which would add these fields. The problem is that fields inherited from abstract base class come first in the field list in ad...