find all nan columns pandas
nan_cols = [i for i in df.columns if df[i].isnull().any()]
print("No. of columns containing null values")
print(len(df.columns[df.isna().any()]))
print("No. of columns not containing null values")
print(len(df.columns[df.notna().all()]))
print("Total no. of columns in the dataframe")
print(len(df.columns))remove rows or columns with NaN value
df.dropna() #drop all rows that have any NaN values
df.dropna(how='all')Copyright © 2021 Codeinu
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