add a value to an existing field in pandas dataframe after checking conditions

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Jonah
12 Jan 2017
1# Create a new column called based on the value of another column
2# np.where assigns True if gapminder.lifeExp>=50 
3gapminder['lifeExp_ind'] = np.where(gapminder.lifeExp >= 50, True, False)
4gapminder.head(n=3)
5
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Kyara
22 Jul 2016
1gapminder['gdpPercap_ind'] = gapminder.gdpPercap.apply(lambda x: 1 if x >= 1000 else 0)
2gapminder.head()
3
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