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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def to_color(self):
 """ Convert textured visuals to a ColorVisuals with vertex color calculated from texture. Returns vis : trimesh.visuals.ColorVisuals Contains vertex color from texture """

        # find the color at each UV coordinate
        colors = self.material.to_color(self.uv)
        # create ColorVisuals from result
        vis = color.ColorVisuals(vertex_colors=colors)
        return vis