check null values in pandas code example

Example 1: show rows with a null value pandas

df1 = df[df.isna().any(axis=1)]

Example 2: how to find rows with missing data in pandas

null_data = df[df.isnull().any(axis=1)]

Example 3: python count null values in dataframe

# Count total missing values in a dataframe

df.isnull().sum().sum()

# Gives a integer value

Example 4: to detect if a data frame has nan values

df.isnull().sum().sum()
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