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from typing import Literal, overload import numpy as np from numpy.typing import ArrayLike from matplotlib.tri._triangulation import Triangulation from matplotlib.tri._triinterpolate import TriInterpolator class TriRefiner: def __init__(self, triangulation: Triangulation) -> None: ... class UniformTriRefiner(TriRefiner): def __init__(self, triangulation: Triangulation) -> None: ... @overload def refine_triangulation( self, *, return_tri_index: Literal[True], subdiv: int = ... ) -> tuple[Triangulation, np.ndarray]: ... @overload def refine_triangulation( self, return_tri_index: Literal[False] = ..., subdiv: int = ... ) -> Triangulation: ... @overload def refine_triangulation( self, return_tri_index: bool = ..., subdiv: int = ... ) -> tuple[Triangulation, np.ndarray] | Triangulation: ... def refine_field( self, z: ArrayLike, triinterpolator: TriInterpolator | None = ..., subdiv: int = ..., ) -> tuple[Triangulation, np.ndarray]: ...