pandas.PeriodIndex.is_leap_year

propertyPeriodIndex.is_leap_year[source]

Logical indicating if the date belongs to a leap year.

Examples

>>> idx = pd.PeriodIndex(["2023", "2024", "2025"], freq="Y")
>>> idx.is_leap_year
array([False,  True, False])

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https://pandas.pydata.org/pandas-docs/version/2.3.0/reference/api/pandas.PeriodIndex.is_leap_year.html