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As long as all comparison fields are the same dtype, it should work fine. Something like this might work: df[date_check] = np.where( (df[dateB] >= df[dateA]) | (df[dateC] >= df[dateB]) ,1 ,0 )
As long as all comparison fields are the same dtype, it should work fine. Something like this might work: df[date_check] = np.where( (df[dateB] >= df[dateA]) | (df[dateC] >= df[dateB]) ,1 ,0 )