I am done

rl/Lib/site-packages/matplotlib/stackplot.pyi

@@ -0,0 +1,18 @@
+from matplotlib.axes import Axes
+from matplotlib.collections import PolyCollection
+
+from collections.abc import Iterable
+from typing import Literal
+from numpy.typing import ArrayLike
+from matplotlib.typing import ColorType
+
+def stackplot(
+    axes: Axes,
+    x: ArrayLike,
+    *args: ArrayLike,
+    labels: Iterable[str] = ...,
+    colors: Iterable[ColorType] | None = ...,
+    hatch: Iterable[str] | str | None = ...,
+    baseline: Literal["zero", "sym", "wiggle", "weighted_wiggle"] = ...,
+    **kwargs
+) -> list[PolyCollection]: ...