Calling parent class __init__ with multiple inheritance, what’s the right way?
Say I have a multiple inheritance scenario:
python
Store output of subprocess.Popen call in a string
I’m trying to make a system call in Python and store the output to a string that I can manipulate in the Python program. #!/usr/bin/python import subprocess p2 = subprocess.Popen("ntpq -p") I’ve tried a few things including some of the suggestions here: Retrieving the output of subprocess.call() but without any luck. Answers: Thank you for … Read more
Locking a file in Python
I need to lock a file for writing in Python. It will be accessed from multiple Python processes at once. I have found some solutions online, but most fail for my purposes as they are often only Unix based or Windows based.
How to find elements by class
I’m having trouble parsing HTML elements with “class” attribute using Beautifulsoup. The code looks like this
How do I stop more than 1 bullet firing at once?
import pygame pygame.init() red = 255,0,0 blue = 0,0,255 black = 0,0,0 screenWidth = 800 screenHeight = 600 gameDisplay = pygame.display.set_mode((screenWidth,screenHeight)) ## screen width and height pygame.display.set_caption('JUST SOME BLOCKS') ## set my title of the window clock = pygame.time.Clock() class player(): ## has all of my attributes for player 1 def __init__(self,x,y,width,height): self.x = x … Read more
How to get the last day of the month?
Is there a way using Python’s standard library to easily determine (i.e. one function call) the last day of a given month?
Extracting an attribute value with beautifulsoup
I am trying to extract the content of a single “value” attribute in a specific “input” tag on a webpage. I use the following code:
Is there a portable way to get the current username in Python?
What is a portable way (e.g. for Linux and Windows) to get the current user’s username? Something similar to os.getuid() would be nice:
How to crop an image in OpenCV using Python
How can I crop images, like I’ve done before in PIL, using OpenCV.
Add missing dates to pandas dataframe
My data can have multiple events on a given date or NO events on a date. I take these events, get a count by date and plot them. However, when I plot them, my two series don’t always match.