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: it is very easy to work with programs such as audacity, they are real game changers. Also, they are very helpful for editing and recording audio. They could make audacity’s auto tune more beginner friendly