Results 3 issues of Chris Moffitt

Show an example of using this library - https://github.com/Bergvca/string_grouper https://bergvca.github.io/2017/10/14/super-fast-string-matching.html See the notes in the comments.

Another interesting idea from Ted https://twitter.com/TedPetrou/status/1287769454567456768

Summarize the top n and bottom n rows. Essentially concatenate .head() and .tail(). One implementation [here.](https://twitter.com/TedPetrou/status/1248275558116532224) Another [here](https://pandas.pydata.org/pandas-docs/stable/user_guide/options.html). And [here](https://stackoverflow.com/questions/42504984/python-pandas-select-both-head-and-tail)