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import pandas as pd data = { "age": [50, 40, 30, 40, 20, 10, 30], "qualified": [True, False, False, False, False, True, True] } df = pd.DataFrame(data) newdf = df.where(df["age"] > 30) print(newdf)
age qualified 0 50.0 1.0 1 40.0 0.0 2 NaN NaN 3 40.0 0.0 4 NaN NaN 5 NaN NaN 6 NaN NaN
