[SOLVED] 代写 Description

Description

In this question, you are required to extract the last date’s data of each month from a time series.

Recommended Packages

datetime (strptime)
pandas (to_datetime)

Input

ukpound_exchange.csv

Output

output.csv

Sample Input

datevalue
10-01-20161
20-01-20162
30-01-20163

Sample Output

datevalue
30-01-20163

Important Notes

•It is a good idea to convert the date string into a “datetime” object.