how to count null values in pandas and return as percentage

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Kamil
24 Jan 2020
1percent_missing = df.isnull().sum() * 100 / len(df)
2
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Emelie
17 Jun 2017
1percent_missing = df.isnull().sum() * 100 / len(df)
2missing_value_df = pd.DataFrame({'column_name': df.columns,
3                                 'percent_missing': percent_missing})
4
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Cristina
31 Nov 2016
1missing_value_df.sort_values('percent_missing', inplace=True)
2
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