Remove rows with duplicate indices (Pandas DataFrame and TimeSeries)

Question

I\'m reading some automated weather data from the web. The observations occur every 5 minutes and are compiled into monthly files for each weather station. Once I\'m done pa

Answer 1

Unfortunately, I don't think Pandas allows one to drop dups off the indices. I would suggest the following:

df3 = df3.reset_index() # makes date column part of your data
df3.columns = ['timestamp','A','B','rownum'] # set names
df3 = df3.drop_duplicates('timestamp',take_last=True).set_index('timestamp') #done!