Python Class Methods When Is Self Not Needed

Using 'or' in an 'if' statement (Python) [duplicate] Asked 7 years, 11 months ago Modified 3 months ago Viewed 162k times

Mar 16, 2017 · Why is it 'better' to use my_dict.keys() over iterating directly over the dictionary? Iteration over a dictionary is clearly documented as yielding keys. It appears you had Python 2 …

Mar 15, 2009 · I want to find out my Python installation path on Windows. For example: C:\\Python25 How can I find where Python is installed?

I have this folder structure: application ├── app │ └── folder │ └── file.py └── app2 └── some_folder └── some_file.py How can I import a function from file.py, from within som...

How do I add a new key to an existing dictionary? It doesn't have an .add () method.

Feb 25, 2012 · I'm wondering if there's any difference between the code fragment from urllib import request and the fragment import urllib.request or if they are interchangeable. If they are …

How do I determine: the current directory (where I was in the shell when I ran the Python script), and where the Python file I am executing is?

Feb 28, 2021 · I've installed Python's latest version. However, when I write in command prompts python --version I get: Python was not found; run without arguments to install from the …

Is there a way in Python to list all installed packages and their versions? I know I can go inside python/Lib/site-packages and see what files and directories exist, but I find this very awkward. ...

Sep 11, 2019 · 32 My environment: Ubuntu 18.04 LTS (Bionic Beaver) (also tried on Ubuntu 19.04 (Disco Dingo)) I use/need Python 3 (3.6.8 installed). I need cv2, which is a model of OpenCV. I …