Python -O won’t magically make every script faster, but in the right workloads it’s a free win—here’s how to test it safely.

Beta: This SDK is supported for production use cases, but we do expect future releases to have some interface changes; see Interface stability. We are keen to hear feedback from you on these SDKs.

Add multiple background images for the window, editors, sidebars, or the panel. Load backgrounds from file, glob, or URL. Transition between multiple background images. Customize using the Background: ...