An @ symbol at the beginning of a line is used for class and function decorators: PEP 318: Decorators Python Decorators - Python Wiki The most common Python decorators are: @property @classmethod @staticmethod An @ in the middle of a line is probably matrix multiplication: @ as a binary operator.
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 interchangeable, wh...
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...
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 tried several receipts I found on the Internet, but nothing worked. I tried to install as pre-compiled (sudo apt-get install python-opencv) - No error, but when I try the ...
