oints where to interpolate data at.
    x1, x2, ... xn can be array-like of float with broadcastable shape.
    or x1 can be array-like of float with shape ``(..., ndim)``
**query_options
    This allows ``eps``, ``p``, ``distance_upper_bound``, and ``workers``
    being passed to the cKDTree's query function to be explicitly set.
    See `scipy.spatial.cKDTree.query` for an overview of the different options.

    .. versionadded:: 1.12.0

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