Build the whole thing as one chain and return its shape: deduplicate, lower-cas…

pandas · from Capstone: clean a messy dataset

drop_duplicates.strto_datetimetransformfillnaassert

Putting the kettle on…

Starting up…

Exercise 5

Build the whole thing as one chain and return its shape: deduplicate, lower-case item, fill rating per city, and reset the index. It should be (12, 6).

your answer
stuck? the lesson behind it
Capstone: clean a messy dataset
Thirteen rows, four defects, one pipeline.