python Class dataframe I asked to analyze this dataframe by to do EDA and feature engineering using pandas and matplotlib ,but the teacher asked to use Class one time in our analysis and he didn't give more details , he just want to insert a code that contain Class , How to do that ?

dateRep day month year cases deaths Country countryterritoryCode Population continentExp 0 2020-12-14 14 12 2020 746 6 Afghanistan AFG 38041757.0 Asia 1 2020-12-13 13 12 2020 298 9 Afghanistan AFG 38041757.0 Asia 2 2020-12-12 12 12 2020 113 11 Afghanistan AFG 38041757.0 Asia 3 2020-12-11 11 12 2020 63 10 Afghanistan AFG 38041757.0 Asia 4 2020-12-10 10 12 2020 202 16 Afghanistan AFG 38041757.0 Asia - 28. ... . . 58925 2020-03-25 25 3 2020 O 0 Zimbabwe ZWE 14645473.0 Africa 58926 2020-03-24 24 3 2020 0 1 Zimbabwe ZWE 14645473.0 Africa 58927 2020-03-23 23 3 2020 0 0 Zimbabwe ZWE 14645473.0 Africa 58928 2020-03-22 22 3 2020 1 0 Zimbabwe ZWE 14645473.0 Africa 58929 2020-03-21 21 3 2020 1 0 Zimbabwe ZWE 14645473.0 Africa 58930 rows x 10 columns