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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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0
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2answers
10 views

Python: usage about virtualenv

I initialize my project with virtualenv through these steps(in Windows 7 OS): $ cd myproject $ virtualenv venv $ venv\scripts\activate and then I try to install flask $ pip install Flask but I ...
1
vote
1answer
7 views

BeautifulSoup: print(s.find_all(class=“title”)) SyntaxError: invalid syntax

Script: #!/usr/bin/python3.2 from bs4 import BeautifulSoup as bs content = '<p class="title">hello world</p>' s = bs(content) print(s.find_all(class="title")) Output: File ...
0
votes
1answer
19 views

Altering JSON array using python

This is the way reading from a .json file on ubuntu terminal: python -c "import json;print json.loads(open('json_file.json', 'r').read())['foo']['bar']" What I'd like to do is altering the JSON ...
0
votes
0answers
6 views

Desktop Python App with Online Storage

I am looking for a 'sanity check' before I start working on this, as I'm new to writing server-side code. I want to stick to Python if possible, since that's what I'm used to! I have written a ...
1
vote
3answers
41 views

python logic with dictionary and list

lloyd = { "name": "Lloyd", "homework": [90.0, 97.0, 75.0, 92.0], "quizzes": [ 88.0, 40.0, 94.0], "tests": [75.0, 90.0] } alice = { "name": "Alice", "homework": [100.0, 92.0, ...
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votes
0answers
14 views

merge-sort in python : “IndexError: list assignment index out of range”

def MERGE_SORT(A, p, r): if p < r: q = int((p+r)/2) MERGE_SORT(A, p, q) MERGE_SORT(A, q+1, r) MERGE(A, p, q, r) def MERGE(A, p, q, r): n1 = q-p+1 n2 = ...
0
votes
0answers
6 views

Pyglet - text input - how to get it's value to a variable?

Is there a relatively simple way of getting text input from the user and store it in variable? Asking for a name via textinput and displaying it on a label for example. I checked out the pyglet ...
2
votes
2answers
27 views

How to find out the total time spent in a particular module?

Basically I want to find out, on a given function call how much time was spent within a particular module, including subcalls to functions in other modules as well. Any suggestion on how to achieve ...
0
votes
2answers
16 views

How to parse list containing decimal and datetime.datetime?

I have a list coming from sql output which looks like this [(Decimal('264'), datetime.datetime(2012, 11, 1, 0, 0)), (Decimal('445812776'), datetime.datetime(2012, 12, 1, 0, 0)), ...
0
votes
0answers
5 views

OpenCV TypeError: contour is not a numpy array, neither a scalar

I'm trying to use OpenCV to extract tags from Nike images. This is a tutorial code taken from: http://opencv-code.com/tutorials/ocr-ing-nikes-new-rsvp-program/ I've modified few lines of code though ...
0
votes
4answers
25 views

What is inf and nan?

Just a question that I'm kind of confused about So I was messing around with float('inf') and kind of wandering what it is used for. Also I noticed that if I add -inf + inf i get nan is that the ...
4
votes
2answers
14 views

perform varimax rotation in python using numpy

I am working on principal component analysis of a matrix. I have already found the component matrix shown below A = np.array([[-0.73465832 -0.24819766 -0.32045055] [-0.3728976 ...
-3
votes
1answer
32 views

Python UnbounLocalError : local variable “xxx” referenced before assignment

it's a merge-sort algorithm in python def MERGE_SORT(A, p, r): if p < r: q = int((p+r)/2) MERGE_SORT(A, p, q) MERGE_SORT(A, q+1, r) MERGE(A, p, q, r) def MERGE(A, p, q, ...
0
votes
1answer
11 views

Installing Django: Using XAMPP's MySQL, MySQL-python 1.2.3 & 1.2.4 errors?

I am following this awesome walk-through on how to install python. I don't think I have a real problem as ...I think I'm able to work on my django project... however I ran into a couple errors that I ...
1
vote
0answers
10 views

How can i use gtk3 and opengl together?

I have been looking into how to mix gtk3 and opengl, in gtk2 you could use gtkglext but this is not packaged any where meaning any software developed would not end up in software repositories.

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