Answers for "drop duplicates of a few columns"

3

drop duplicates pandas first column

import pandas as pd 
  
# making data frame from csv file 
data = pd.read_csv("employees.csv") 
  
# sorting by first name 
data.sort_values("First Name", inplace = True) 
  
# dropping ALL duplicte values 
data.drop_duplicates(subset ="First Name",keep = False, inplace = True) 
  
# displaying data 
print(data)
Posted by: Guest on June-28-2020
2

remove duplicates based on two columns in dataframe

df.drop_duplicates(['A','B'],keep= 'last')
Posted by: Guest on August-13-2020

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