Use pivot_table instead of pivot or unstack

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Metadata

ID: python-pandas/pivot-table

Language: Python

Severity: Notice

Category: Best Practices

Description

The functions isna and isnull are similar. However, this is a best practice to use isna since other methods use the same naming patterns.

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Non-Compliant Code Examples

table = df.unstack(level=0)
table = pd.pivot(
        df,
        index='foo',
        columns='bar',
        values='baz'
        )

Compliant Code Examples

table = df.pivot_table(
        df,
        values='D',
        index=['A', 'B'],
        columns=['C'],
        aggfunc=np.sum,
        fill_value=0
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