Unicode. By default, Python 3 encodes strings using Unicode rather than ASCII. Range functions. Python 3’s range() function replaced Python 2’s xrange() function, ...

Python 3.11 adds TypeVarTuple, ... Dictionaries where all keys are Unicode no longer need to store hashes, thus reducing the size of the dictionary and allowing more cache efficiency.

Python's Unicode support can be easily abused to hide malicious string matches, making code appear innocuous while still performing malicious behavior. In this case, the stealing of sensitive data ...