96 What does the “at” (@) symbol do in Python? @ symbol is a syntactic sugar python provides to utilize decorator, to paraphrase the question, It's exactly about what does decorator do in Python? Put it simple decorator allow you to modify a given function's definition without touch its innermost (it's closure).
By using python -m pip install --upgrade pip, or py -m pip install --upgrade pip instead, the problem is avoided, because now the wrapper executable does not run - Python (and possibly also py) runs, using code from the pip.py (or a cached pip.pyc) file.
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 ...
