Add ty to check for missing symbols and other simple errors

src/ifcopenshell-python/ifcopenshell/__init__.py

@@ -111,8 +111,8 @@ __all__ = [
 ]
 
 try:
-    from .stream import stream, stream_entity
-    from .stream import stream as _stream
+    from .stream import stream, stream_entity  # ty: ignore[possibly-missing-import]
+    from .stream import stream as _stream  # ty: ignore[possibly-missing-import]
 except:
     pass
 

src/ifcopenshell-python/ifcopenshell/api/geometry/add_representation.py

@@ -20,11 +20,11 @@ from __future__ import annotations
 import math
 from typing import TYPE_CHECKING, Any, Literal, Optional, Union
 
-import bmesh  # pyright: ignore[reportMissingImports]
-import bpy  # pyright: ignore[reportMissingImports]
+import bmesh  # pyright: ignore[reportMissingImports] # ty:ignore[unresolved-import]
+import bpy  # pyright: ignore[reportMissingImports] # ty:ignore[unresolved-import]
 import numpy as np
 import numpy.typing as npt
-from mathutils import Matrix, Vector  # pyright: ignore[reportMissingImports]
+from mathutils import Matrix, Vector  # pyright: ignore[reportMissingImports] # ty:ignore[unresolved-import]
 
 import ifcopenshell.util.shape_builder
 import ifcopenshell.util.unit

src/ifcopenshell-python/ifcopenshell/api/project/append_asset.py

@@ -431,7 +431,7 @@ class Usecase:
             )
             ifcopenshell.api.type.assign_type(
                 self.file,
-                should_run_listeners=False,
+                should_run_listeners=False,  # ty:ignore[unknown-argument]
                 related_objects=[element],
                 relating_type=new_type,
                 should_map_representations=False,

src/ifcopenshell-python/ifcopenshell/api/style/add_surface_textures.py

@@ -22,7 +22,7 @@ from typing import TYPE_CHECKING, Any, Optional
 import ifcopenshell
 
 if TYPE_CHECKING:
-    import bpy  # pyright: ignore[reportMissingImports]
+    import bpy  # pyright: ignore[reportMissingImports]  # ty:ignore[unresolved-import]
 
 
 def add_surface_textures(

src/ifcopenshell-python/ifcopenshell/geom/__init__.py

@@ -33,14 +33,14 @@ def _has_occ():
     # Previous versions (pythonocc<=0.17.3) are using just OCC.
 
     try:
-        import OCC.Core.BRepTools  # pyright: ignore[reportMissingImports]
+        import OCC.Core.BRepTools  # pyright: ignore[reportMissingImports]  # ty:ignore[unresolved-import]
 
         return True
     except ImportError:
         pass
 
     try:
-        import OCC.BRepTools  # noqa: F401  # pyright: ignore[reportMissingImports]
+        import OCC.BRepTools  # noqa: F401  # pyright: ignore[reportMissingImports]  # ty:ignore[unresolved-import]
 
         return True
     except ImportError:

src/ifcopenshell-python/ifcopenshell/geom/main.py

@@ -28,7 +28,7 @@ from ..file import file
 from . import has_occ
 
 if TYPE_CHECKING:
-    from OCC.Core import TopoDS  # pyright: ignore[reportMissingImports]
+    from OCC.Core import TopoDS  # pyright: ignore[reportMissingImports]  # ty:ignore[unresolved-import]
 
     IteratorOutput = Union["ShapeElementType", "utils.shape_tuple"]
 
@@ -47,9 +47,9 @@ if has_occ:
     from . import occ_utils as utils
 
     try:
-        from OCC.Core import TopoDS  # pyright: ignore[reportMissingImports]
+        from OCC.Core import TopoDS  # pyright: ignore[reportMissingImports]  # ty:ignore[unresolved-import]
     except ImportError:
-        from OCC import TopoDS  # pyright: ignore[reportMissingImports]
+        from OCC import TopoDS  # pyright: ignore[reportMissingImports]  # ty:ignore[unresolved-import]
 
     def wrap_shape_creation(settings: settings, shape: ifcopenshell_wrapper.Element):
         if getattr(settings, "use_python_opencascade", False):

src/ifcopenshell-python/ifcopenshell/geom/occ_utils.py

@@ -26,17 +26,33 @@ import warnings
 from collections.abc import Iterable
 from typing import NamedTuple, Union
 
-import OCC  # pyright: ignore[reportMissingImports]
+import OCC  # pyright: ignore[reportMissingImports]  # ty:ignore[unresolved-import]
 from typing_extensions import assert_never
 
 import ifcopenshell.ifcopenshell_wrapper as ifcopenshell_wrapper
 
 try:
-    from OCC.Core import AIS, BRepTools, Graphic3d, Quantity, TopoDS, V3d, gp  # pyright: ignore[reportMissingImports]
+    from OCC.Core import (  # pyright: ignore[reportMissingImports]  # ty:ignore[unresolved-import]
+        AIS,
+        BRepTools,
+        Graphic3d,
+        Quantity,
+        TopoDS,
+        V3d,
+        gp,
+    )
 
     USE_OCCT_HANDLE = False
 except ImportError:
-    from OCC import AIS, BRepTools, Graphic3d, Quantity, TopoDS, V3d, gp  # pyright: ignore[reportMissingImports]
+    from OCC import (  # pyright: ignore[reportMissingImports]  # ty:ignore[unresolved-import]
+        AIS,
+        BRepTools,
+        Graphic3d,
+        Quantity,
+        TopoDS,
+        V3d,
+        gp,
+    )
 
     USE_OCCT_HANDLE = True
 
@@ -68,7 +84,7 @@ DEFAULT_STYLES = {
 
 
 def initialize_display():
-    import OCC.Display.SimpleGui  # pyright: ignore[reportMissingImports]
+    import OCC.Display.SimpleGui  # pyright: ignore[reportMissingImports]  # ty:ignore[unresolved-import]
 
     global handle, main_loop, add_menu, add_function_to_menu
     handle, main_loop, add_menu, add_function_to_menu = OCC.Display.SimpleGui.init_display()

src/ifcopenshell-python/ifcopenshell/util/shape_builder.py

@@ -40,7 +40,7 @@ if TYPE_CHECKING:
     # NOTE: mathutils is never used at runtime in ifcopenshell,
     # only for type checking to ensure methods are compatible with
     # Blender vectors.
-    from mathutils import Vector  # pyright: ignore[reportMissingImports]
+    from mathutils import Vector  # pyright: ignore[reportMissingImports]  # ty:ignore[unresolved-import]
 
     # Support both numpy arrays and python sequences as inputs.
     VectorType = Union[Sequence[float], Vector, np.ndarray]

src/ifcopenshell-python/ifcopenshell/validate.py

@@ -47,6 +47,7 @@ from __future__ import annotations
 
 import argparse
 import functools
+import itertools
 import json
 import os
 import sys
@@ -331,7 +332,7 @@ def log_internal_cpp_errors(
         lines = list(open(filename, "rb"))
         lengths = list(map(len, lines))
         cumsum = 0
-        cs = [cumsum := cumsum + x for x in lengths]
+        cs = list(itertools.accumulate(lengths))
 
         for offsets, msg in zip(chr_offsets, msgs):
             if offsets: