PYTHON: For morning transaction, which product code has the highest revenue # Create a newfile1 contains rows time_hour <= 12 # From that file, calculate total dollar value for each (groupby) product code # What is product code with the highest total dollar value.

Firm	time_hour	unit sold	product code	dollar value
Prudential Financial	15	439	127	779546
Consolidated Edison	10	985	116	237185
State Street Corporation	18	905	119	199437
Ball Corp	20	875	124	652241
Linde	17	874	116	825544
Consolidated Edison	12	346	127	895683
CenterPoint Energy	17	227	106	363095
Kroger	8	254	105	145291
Consolidated Edison	20	845	137	484035
PVH	10	337	139	253507
Eli Lilly & Co	11	740	147	779108
M&T Bank	18	902	127	245723
PVH	12	945	124	145881
Zions Bancorp	15	777	143	595041
Principal Financial Group	16	510	148	428109
FMC Corporation	11	883	120	251743
American Express	7	862	134	37938
General Mills	14	922	149	127441