MultiIndex.
fillna
Fill NA/NaN values with the specified value.
Scalar value to use to fill holes (example: 0). This value cannot be a list-likes.
filled with value
Examples
>>> idx = ps.Index([1, 2, None]) >>> idx Float64Index([1.0, 2.0, nan], dtype='float64')
>>> idx.fillna(0) Float64Index([1.0, 2.0, 0.0], dtype='float64')