From 99509df8d8abf1e7b701a4a09cf170a362f6d878 Mon Sep 17 00:00:00 2001
From: capellancitizen <thecapellancitizen@gmail.com>
Date: Sun, 9 Mar 2025 21:21:48 -0400
Subject: Mypy type correctness (#3199)

---
 lib/svg/path.py | 21 +++++++++++++--------
 1 file changed, 13 insertions(+), 8 deletions(-)

(limited to 'lib/svg')

diff --git a/lib/svg/path.py b/lib/svg/path.py
index 548a82f2..5e6e7007 100644
--- a/lib/svg/path.py
+++ b/lib/svg/path.py
@@ -9,7 +9,7 @@ from .tags import SVG_GROUP_TAG, SVG_LINK_TAG
 from .units import get_viewbox_transform
 
 
-def apply_transforms(path, node):
+def apply_transforms(path: inkex.Path, node: inkex.BaseElement) -> inkex.Path:
     transform = get_node_transform(node)
 
     # apply the combined transform to this node's path
@@ -18,20 +18,21 @@ def apply_transforms(path, node):
     return path
 
 
-def compose_parent_transforms(node, mat):
+def compose_parent_transforms(node: inkex.BaseElement, mat: inkex.Transform) -> inkex.Transform:
     # This is adapted from Inkscape's simpletransform.py's composeParents()
     # function.  That one can't handle nodes that are detached from a DOM.
 
     trans = node.get('transform')
     if trans:
         mat = inkex.transforms.Transform(trans) @ mat
-    if node.getparent() is not None:
-        if node.getparent().tag in [SVG_GROUP_TAG, SVG_LINK_TAG]:
-            mat = compose_parent_transforms(node.getparent(), mat)
+    parent = node.getparent()
+    if parent is not None:
+        if parent.tag in [SVG_GROUP_TAG, SVG_LINK_TAG]:
+            mat = compose_parent_transforms(parent, mat)
     return mat
 
 
-def get_node_transform(node: inkex.BaseElement):
+def get_node_transform(node: inkex.BaseElement) -> inkex.Transform:
     """
     if getattr(node, "composed_transform", None):
         return node.composed_transform()
@@ -52,7 +53,7 @@ def get_node_transform(node: inkex.BaseElement):
     return transform
 
 
-def get_correction_transform(node, child=False):
+def get_correction_transform(node: inkex.BaseElement, child=False) -> str:
     """Get a transform to apply to new siblings or children of this SVG node
 
     Arguments:
@@ -71,7 +72,11 @@ def get_correction_transform(node, child=False):
     else:
         # we can ignore the transform on the node itself since it won't apply
         # to the objects we add
-        transform = get_node_transform(node.getparent())
+        parent = node.getparent()
+        if parent is not None:
+            transform = get_node_transform(parent)
+        else:
+            transform = inkex.Transform()
 
     # now invert it, so that we can position our objects in absolute
     # coordinates
-- 
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