find all nan columns pandas

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Virgile
25 Mar 2019
1nan_cols = [i for i in df.columns if df[i].isnull().any()]
2print("No. of columns containing null values")
3print(len(df.columns[df.isna().any()]))
4
5print("No. of columns not containing null values")
6print(len(df.columns[df.notna().all()]))
7
8print("Total no. of columns in the dataframe")
9print(len(df.columns))
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