Making the Raw Input Lowercase in Python. ... For example, a user may enter a text string in all capital letters and you need to normalize the data by translating it to lower case.

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 ...

The malware carries a package called “setup.py” which, according to the researchers, has “thousands” of suspicious code strings which use a combination of Unicode characters.