update cadquery_ocp dependency to 7.8.1 (#39)

* update `cadquery_ocp` dependency to `7.8.1`

* drop python `3.9`

.github/workflows/tests.yaml

@@ -9,9 +9,9 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: 
-          - "3.9"
+        python-version:
           - "3.10"
+          - "3.12"
         os: 
           - macos-13
           - ubuntu-latest

ocpsvg/svg.py

@@ -503,17 +503,12 @@ def wire_to_svg_path(
     # but wires can be non-manifold or otherwise degenerate and may not have visit them all.
     # We'll add remaining edges individually
 
-    # TODO use native hashcode when OCP 7.8 is out
-    MAX_HASHCODE = (1 << 31) - 1
-
-    def hashcode(shape: TopoDS_Shape):
-        return shape.HashCode(MAX_HASHCODE)
-
-    all_edges = {hashcode(e): e for e in map(TopoDS.Edge_s, topoDS_iterator(wire))}
+    #TODO use a set if/when OCP implements `__eq__`
+    all_edges = {hash(e): e for e in map(TopoDS.Edge_s, topoDS_iterator(wire))}
 
     if len(ordered_edges) < len(all_edges):
         for e in ordered_edges:
-            all_edges.pop(hashcode(e))
+            all_edges.pop(hash(e))
 
         yield from chain.from_iterable(
             edge_to_svg_path(

pyproject.toml

@@ -2,10 +2,10 @@
 [project]
 name = "ocpsvg"
 readme = "readme-pypi.md"
-version = "0.3.4"
-requires-python = ">=3.9"
+version = "0.4.0"
+requires-python = ">=3.10"
 dependencies = [
-    "cadquery-ocp >= 7.7.0, <7.8",
+    "cadquery-ocp >= 7.8.1, < 7.9.0",
     "svgelements >= 1.9.1, <2",
 ]
 

tests/test_svg.py

@@ -232,7 +232,8 @@ def test_nonmanifold_wire():
     )
     cmd_counts = Counter(cmd[0] for cmd in wire_to_svg_path(wire, tolerance=1e-6))
     assert cmd_counts["M"] > 1
-    # exact count is order-dependent and may be non-deterministic
+    assert sum(cmd_counts.values()) < 12
+    # exact counts may be order-dependent and non-deterministic
 
 
 @pytest.mark.parametrize(