I'm working on a project with python 2.7 and Raspberry Pi wherein I'm polling some sensors and upon determining which value is being received, logging the data and then updating a plot with the ...

Python ignores them, they’re there just for the benefit of anyone reading your code (including, often, your future self). I’ve commented at a high level here.

By THE DATA TEAM “I CERTAINLY didn’t set out to create a language that was intended for mass consumption,” says Guido van Rossum, a Dutch computer scientist who devised Python, a programming ...