Checking Met date consistency

This set of scripts checks date consistency

For objects, we check the Object Date, Object Begin Date, Object End Date columns.

Import Met CSV database into a dataframe

This is more than 400,000 rows, so it may take 10-20 seconds or more

Examine the structure of rows

Take a look at some of the rows. NaN means "not a number" or a blank from the CSV file.

Basic date examination

Simple, single year date

Vague terms