Notes on python

from Levenshtein import distance,hamming is the fastest, 2 times faster than other implementations.

Never seen this double star in pandas obj before

https://stackoverflow.com/questions/45714140/concatenate-two-dataframes-pandas-with-single-row/45714263#45714263?newreg=ef0c2e0b7d114f1faa080b82f9a7debb

code @ github.