data-transform

Compare 2 list columns in pandas and find the diff Question: DataFrame df = pd.DataFrame({ ‘Id’: [1,1,1,1,2,2,3,4,4,4], ‘Col_1’:[‘AD11′,’BZ23′,’CQ45′,’DL36′,’LM34′,’MM23′,’DL35′,’AD11′,’BP23′,’CQ45’], ‘Col_2’:[‘AD11′,nan,nan,’DL36′,nan,nan,’DL35′,nan,nan,’CQ45’]] }, columns=[‘Id’,’Col_1′,’Col_2′]) Looks Like Original data frame looks like this Please note that Col_1 & Col_2 has alpha numeric values and has more than one character. For eg : ‘AD34’ , …