From 76cb6d0261ca0b542131ccdb06ba6a3ddbc7581a Mon Sep 17 00:00:00 2001
From: Elliott Sales de Andrade <quantum.analyst@gmail.com>
Date: Mon, 14 Aug 2023 20:12:37 -0400
Subject: [PATCH] Backport PR #26504: TYP: Add overload to specify output of
 Colormap.__call__ when possible

---
 lib/matplotlib/colors.pyi | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/lib/matplotlib/colors.pyi b/lib/matplotlib/colors.pyi
index 354250a7bd22..9bb1725f4f78 100644
--- a/lib/matplotlib/colors.pyi
+++ b/lib/matplotlib/colors.pyi
@@ -69,6 +69,15 @@ class Colormap:
     N: int
     colorbar_extend: bool
     def __init__(self, name: str, N: int = ...) -> None: ...
+    @overload
+    def __call__(
+        self, X: Sequence[float] | np.ndarray, alpha: ArrayLike | None = ..., bytes: bool = ...
+    ) -> np.ndarray: ...
+    @overload
+    def __call__(
+        self, X: float, alpha: float | None = ..., bytes: bool = ...
+    ) -> tuple[float, float, float, float]: ...
+    @overload
     def __call__(
         self, X: ArrayLike, alpha: ArrayLike | None = ..., bytes: bool = ...
     ) -> tuple[float, float, float, float] | np.ndarray: ...