From 56338fa314d2c5bceb8b1756a50ed64ea8984abe Mon Sep 17 00:00:00 2001
From: LevonW-IIS <103007146+LevonW-IIS@users.noreply.github.com>
Date: Wed, 23 Apr 2025 10:23:00 +1200
Subject: [PATCH 1/3] fix typing of add_chart

---
 src/pptx/shapes/shapetree.py | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/pptx/shapes/shapetree.py b/src/pptx/shapes/shapetree.py
index 29623f1f..3e6fc51b 100644
--- a/src/pptx/shapes/shapetree.py
+++ b/src/pptx/shapes/shapetree.py
@@ -36,7 +36,6 @@
 from pptx.util import Emu, lazyproperty
 
 if TYPE_CHECKING:
-    from pptx.chart.chart import Chart
     from pptx.chart.data import ChartData
     from pptx.enum.chart import XL_CHART_TYPE
     from pptx.enum.shapes import MSO_CONNECTOR_TYPE, MSO_SHAPE
@@ -241,7 +240,7 @@ def add_chart(
         cx: Length,
         cy: Length,
         chart_data: ChartData,
-    ) -> Chart:
+    ) -> GraphicFrame:
         """Add a new chart of `chart_type` to the slide.
 
         The chart is positioned at (`x`, `y`), has size (`cx`, `cy`), and depicts `chart_data`.
@@ -255,7 +254,7 @@ def add_chart(
         rId = self.part.add_chart_part(chart_type, chart_data)
         graphicFrame = self._add_chart_graphicFrame(rId, x, y, cx, cy)
         self._recalculate_extents()
-        return cast("Chart", self._shape_factory(graphicFrame))
+        return cast(GraphicFrame, self._shape_factory(graphicFrame))
 
     def add_connector(
         self,
@@ -287,7 +286,8 @@ def add_group_shape(self, shapes: Iterable[BaseShape] = ()) -> GroupShape:
         grpSp = self._element.add_grpSp()
         for shape in shapes:
             grpSp.insert_element_before(
-                shape._element, "p:extLst"  # pyright: ignore[reportPrivateUsage]
+                shape._element,
+                "p:extLst",  # pyright: ignore[reportPrivateUsage]
             )
         if shapes:
             grpSp.recalculate_extents()

From 8b4ed17aa8b65ba7dc9dad14ce5305684f8b9466 Mon Sep 17 00:00:00 2001
From: LevonW-IIS <103007146+LevonW-IIS@users.noreply.github.com>
Date: Wed, 23 Apr 2025 10:31:02 +1200
Subject: [PATCH 2/3] fix formatting

---
 src/pptx/shapes/shapetree.py | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/pptx/shapes/shapetree.py b/src/pptx/shapes/shapetree.py
index 3e6fc51b..bb5baad0 100644
--- a/src/pptx/shapes/shapetree.py
+++ b/src/pptx/shapes/shapetree.py
@@ -286,8 +286,7 @@ def add_group_shape(self, shapes: Iterable[BaseShape] = ()) -> GroupShape:
         grpSp = self._element.add_grpSp()
         for shape in shapes:
             grpSp.insert_element_before(
-                shape._element,
-                "p:extLst",  # pyright: ignore[reportPrivateUsage]
+                shape._element, "p:extLst",  # pyright: ignore[reportPrivateUsage]
             )
         if shapes:
             grpSp.recalculate_extents()

From 822792567d16e25c1c3712802f6e84f949a23ee6 Mon Sep 17 00:00:00 2001
From: LevonW-IIS <103007146+LevonW-IIS@users.noreply.github.com>
Date: Wed, 23 Apr 2025 10:31:35 +1200
Subject: [PATCH 3/3] fix formatting

---
 src/pptx/shapes/shapetree.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/pptx/shapes/shapetree.py b/src/pptx/shapes/shapetree.py
index bb5baad0..c3f78bed 100644
--- a/src/pptx/shapes/shapetree.py
+++ b/src/pptx/shapes/shapetree.py
@@ -286,7 +286,7 @@ def add_group_shape(self, shapes: Iterable[BaseShape] = ()) -> GroupShape:
         grpSp = self._element.add_grpSp()
         for shape in shapes:
             grpSp.insert_element_before(
-                shape._element, "p:extLst",  # pyright: ignore[reportPrivateUsage]
+                shape._element, "p:extLst"  # pyright: ignore[reportPrivateUsage]
             )
         if shapes:
             grpSp.recalculate_extents()