This themes for tkinter application , this script has dark and light themes. and the change from the menubar. This themws have a lot of themes i will write for you. The themes dark : Cyborg, Darkly, ...

# Styles = Each widget in tkinter can have a specific style. Many styles can be active at once. # Themes = Are collections of styles, collectively applies to widgets. Only 1 theme can be active at at ...