For some reason, I have to run a php script to get an image from Python. Because the php script is very big and it is not mine, it will takes me days to find out the right a
Make a wrapper around the PHP script, which:
So you can refer to this service (the PHP script) with a simple HTTP request, from anywhere, you can test it with browser, use from Python prg, you need just download the image the usual way.
Also, if you have a such standalone sub-system, don't feel bad about implement it with different language/technique. It has several advantages, e.g. you can install that service on a different host.
Recommended reading: Service-Oriented Architecture on Wikipedia.