Answer:
You can't call a function unless you've already defined it. Move the def createDirs(): block up to the top of your file, below the imports.
Explanation:
Some languages allow you to use functions before defining them. For example, javascript calls this "hoisting". But Python is not one of those languages.
Answer:
Tetris
Explanation:
On June 6, 1984, the first version of Tetris was unveiled and quickly took the world by storm. While Tetris has appeared on every major gaming platform from the Commodore 64 to the iPhone, it arguably gained its greatest notoriety as the cartridge game bundled with the original Nintendo Game Boy.