Python is an interpreted, general-purpose high-level programming language whose design philosophy emphasizes code readability.
2
votes
0answers
19 views
Rotating greyscale images
For educational purposes I wrote a little piece of code to rotate greyscale images as "low level" as possible, that is, not using any rotate() function, but doing the math. I was wondering if it could ...
0
votes
0answers
46 views
Script to import repositories to Bitbucket
I needed a script to import repositories from other Bitbucket account to my own Bitbucket account. I have some 250 repositories in my account and I wanted them to move under Team (which is same as ...
0
votes
1answer
40 views
Naming for a variable in before and after status and different type of variable
I'm not a native English speaker, so I'm unsure about this. Is it ok to name a variable and put the prefix "before" and "after"? If not, how could I give it a better name?
before_len = ...
15
votes
4answers
2k views
Is it a good practice to put exceptions in every method?
I don't know if it is a good idea to put exceptions in every method. I always put an exception when every new method is created, and I don't know if it is a good or bad practice. I thought it may be ...
6
votes
1answer
87 views
Strange performance difference
For exercise, I wrote this code:
def BigPrime(numP, plist = [], x = 1, counter =0):
while len(plist) <= numP:
if x == 1 or x == 2 or x == 5:
plist.append(x)
...
6
votes
0answers
31 views
What is the most pythonic way to solve a Differential equation using the euler method?
For example with this Differential Equation how can I do it in a pythonic way?
dx/dt=f(x,t)
I have a way to do it but I think this is not the most pythonic way to do it. Here is how I do it:
...
6
votes
1answer
45 views
Python compress and send
The following two functions are used to compress arbitrary Python objects and send them safely via socket or email, using only printable chars. In my specific message protocol, '=' signs are also not ...
2
votes
1answer
56 views
Run a TCP server listening for incoming messages
I've written the following code, but I need some review on design style. I want to develop a library/module and expose an API to client programs. How do I do that?
The code just runs a TCP server ...
9
votes
3answers
293 views
Installing “mods” with Python
A little disclaimer: you're going to have a field day with this. It's horrible. Looking at it makes me want to vomit, and don't ask me to explain it, because I've long forgotten what I was thinking ...
3
votes
1answer
39 views
Insertion sort with binary search in Python
def binary_search(A, value, start, end):
# we need to distinugish whether we should insert
# before or after the left boundary.
# imagine [0] is the last step of the binary search
# ...
4
votes
1answer
42 views
Dice game in Python
I was wondering if this script in Python could be shortened?
import random
def var():
strength = 10
skill = 10
dice4 = 0
dice12 = 0
dice_score = 0
character_name = ""
...
6
votes
1answer
28 views
Script to checkout multiple repositories to a certain commit hash
I am writing a script which checkout a git repo to certain commit hash, do something and switch back to master. The purpose of this script is to take homework solutions of students from bitbucket. ...
7
votes
2answers
61 views
Long constructors, inheritance, class method constructors
My class takes functions as a parameter. There are 6 of them, along with numerous other parameters. Almost all of the fields have default values.
It also has a class method that creates an instance ...
7
votes
1answer
36 views
Review implementation for Partial Ordering of Vectors
Partial ordering may be useful in some scientific contexts. This is quick prototype in Python, which I believe works correctly.
Do you notice any flaws? Can you provide a counter-example of wrong ...
0
votes
0answers
21 views
Using module level declared global “singletons” in python [migrated]
Ok, I know that using singletons is generally a bad practice, but if I do it (for db connection, logging et al.) am I allowed to go (in respect of clean design) with a module defined variable that is ...
