# Difference of two columns in Pandas dataframe in Python import pandas as pd  # Create a DataFramedf1 = { 'Name':['George','Andrea','micheal',                'maggie','Ravi','Xien','Jalpa'],        'score1':[62,47,55,74,32,77,86],        'score2':[45,78,44,89,66,49,72]}  df1 = pd.DataFrame(df1,columns= ['Name','score1','score2'])  print("Given Dataframe :\n", df1)  # getting Differencedf1['Score_diff'] = df1['score1'] - df1['score2']print("\nDifference of score1 and score2 :\n", df1)