Primary differences between Python 2 and 3 include the following: Unicode. By default, Python 3 encodes strings using Unicode rather than ASCII. Range functions.

The two versions are “significantly different,” Bishop notes — so much so that Python 2.x code is incompatible with Python 3.x. Plus, Python 2.x has more library support, says Texas Tribune ...

MicroPython, on the other hand, is a lean and efficient use of the Python 3 (aka Python) programming language that's optimized to run on microcontrollers and embedded systems. It’s been used to ...