KeepingYouAwake is a small menu bar utility for macOS (Version 10.12 and newer) that can prevent your Mac from entering sleep mode for a predefined duration or as long as it is activated. The app is a small wrapper around Apple's caffeinate command line utility. All current versions of macOS ship with this tool by default. On a MacBook this only works as long as the lid is open. This utility will not harm your Mac because it is based on an official command line tool by Apple.
A simple command line tool for text to image generation
...If you have enough memory, you can also try using a bigger vision model released by OpenAI for improved generations. You can set the number of classes that you wish to restrict Big Sleep to use for the Big GAN with the --max-classes flag as follows (ex. 15 classes). This may lead to extra stability during training, at the cost of lost expressivity.