contex

   data =
      -200..200
      |> Enum.map(fn v -> {v / 10.0, v / 10.0} end)
  
    ds = Dataset.new(data, ["x", "y"])
  
    options = [
      mapping: %{x_col: "x", y_cols: ["y"]},
      data_labels: true,
      orientation: :vertical,
      custom_y_scale:
        ContinuousLogScale.new(domain: {-20, 20}, negative_numbers: :mask),
      colour_palette: ["ff9838", "fdae53", "fbc26f", "fad48e", "fbe5af", "fff5d1"]
    ]
  
    Plot.new(ds, PointPlot, 500, 400, options)
      |> Plot.titles("Masked log scale", "")
      |> Plot.axis_labels("x", "y (log)")