Pandas Workout V12 by meap-version-12.html

Author:meap-version-12.html
Language: eng
Format: epub, pdf

In our case, we want to preserve rows from cities that had 15 mm of precipitation on at least three occasions. Our function will thus need to determine whether the sub-frame it is passed contains at least three such rows. Our function can look like this:

def has_multiple_readings_at_least(df): return df['precipMM'][df['precipMM'] > 15].count() > 3

If we were to invoke this function ourselves on a data frame, it would return a single True or False value, indicating whether the complete data frame had recorded at least 15 mm of precipitation on at least three occasions. By running it via filter, though, we can find out which cities had such records:

Download

Copyright Disclaimer:
This site does not store any files on its server. We only index and link to content provided by other sites. Please contact the content providers to delete copyright contents if any and email us, we'll remove relevant links or contents immediately.