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Python is a dynamically and strongly typed programming language whose design philosophy emphasizes code readability. Two significantly different versions of Python (2 and 3) are in use. Please mention the version that you are using when asking a question about Python.

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CFG for python-style tuples

After having read for the zillionth time a question about "How do I parse HTML with Regex" on Stackoverflow, I got myself interested again in grammars, grabbed my university scripts and after a few ...
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Animation with pcolormesh routine in matplotlib, how do I initialize the data?

I am trying to animate a pcolormesh in matplotlib. I have seen many of the examples, most of them using a 1D plot routine, and some of them with imshow(). My problem is, first, that I do not know if I ...
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convert an integer number in a date to the month name using python

I do have this string '2013-07-01' and I want to convert it to July 1, 2013 How to do that using python? Thanks!
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Is ZODB Bloat necessarily a bad thing?

I'm writing a software which retrieves webpages, extracts some key information about them into an object and then writes that to a ZODB database. I end up with roughly 350,000 of these objects being ...
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Installing nose using pip, but bash doesn't recognize command on mac

I'm trying to install nose on my computer for the Learn Python the Hard Way tutorial, but can't seem to get it to work. I'm using pip to install: $ pip install nose And I get back: Requirement ...
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matching un-closed font tags in the same line using regex

i know that regex is not good for parsing html, however this is only a single line string that is imputed to a function. for example, <font color = "#ff0000"> hello </font>. now for the ...
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Passing Javascript Array to Flask

I have a function in flask called array that takes in a list and prints out the items in the list: def array(list): string = "" for x in list: string+= x return string On the ...
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How to split a notebook in wxpython?

I have placed a notebook on a panel, notebook has 4 pages. Now I want to split each page horizontally. Top split will contain grid cells, and bottom will contain chart. How to do this? Regards
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How does this code for Project Euler #73 work?

I've solved the problem 73 myself (using simple terms counting). But I saw a faster solution on the forum, which I couldn't understand: def calc_less_than(x, n): #a[q] - number irreducible ...
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How to handle a pointer to a pointer with Python and ctypes

I'm trying to model a struct found in a library I'm wrapping, where the struct has a pointer-to-a-pointer like this: typedef struct item_t { char* name; } typedef struct container_t { item_t ...
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Scikit Learn Gaussian HMM: ValueError: startprob must sum to 1.0

I am currently working with Scikit Learn and have been running into the following issue while trying to train a Gaussian HMM: File "/Library/Python/2.7/site-packages/sklearn/hmm.py", line 443, in ...
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django magic urls for user registration best practices

What's the best practice for creating 'magic' url's for user registration in django? Currently we're using allauth for the user reg part. I'll use groups for the example. You have a group and you want ...
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NSStream Delegate NSStreamEventHasBytesAvailable Not Being Called

I'm writing a messaging app that uses a NSStream to communicate with a server written in Python. The server works perfectly with a companion Python client. But when I connect to it with a NSStream, ...
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Use of -q Flag in Python

What does the -q flag in Python mean/do ? Also how do I access a list of the flags through the terminal (Cygwin) ? I tried help() and then -q but that said that -q could not be found.
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How do I execute a complex shell find command from Python?

I'm trying to execute a complex shell command from inside of python. The naive attempt: subprocess.call(["find", ".", "-exec touch {} \;"], cwd=".") is failing. How do I go about doing this?

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