Remove unused imports flagged by ruff

Fixes 23 unused-import violations, mostly in the alignment API module.

src/ifcopenshell-python/ifcopenshell/api/alignment/_add_segment_to_curve.py

@@ -22,8 +22,6 @@ import numpy as np
 import ifcopenshell
 import ifcopenshell.api.alignment
 import ifcopenshell.geom
-import ifcopenshell.ifcopenshell_wrapper as ifcopenshell_wrapper
-import ifcopenshell.util.unit
 from ifcopenshell import entity_instance
 from ifcopenshell.api.alignment._get_segment_endpoint import _get_segment_endpoint
 from ifcopenshell.api.alignment._update_zero_length_segment_placement import _update_zero_length_segment_placement

src/ifcopenshell-python/ifcopenshell/api/alignment/_add_segment_to_layout.py

@@ -22,28 +22,11 @@ import numpy as np
 
 import ifcopenshell
 import ifcopenshell.api.alignment
-from ifcopenshell.api.alignment import _map_alignment_cant_segment
 from ifcopenshell.api.alignment._update_zero_length_segment_placement import _update_zero_length_segment_placement
 import ifcopenshell.api.nest
-import ifcopenshell.api.pset
+from ifcopenshell import entity_instance
-import ifcopenshell.geom
-import ifcopenshell.util.alignment
-import ifcopenshell.util.unit
-from ifcopenshell import entity_instance, ifcopenshell_wrapper
 from ifcopenshell.api.alignment._add_segment_to_curve import _add_segment_to_curve
 from ifcopenshell.api.alignment._get_segment_endpoint import _get_segment_endpoint
-from ifcopenshell.api.alignment._get_segment_start_point_label import (
-    _get_segment_start_point_label,
-)
-from ifcopenshell.api.alignment._map_alignment_cant_segment import (
-    _map_alignment_cant_segment,
-)
-from ifcopenshell.api.alignment._map_alignment_horizontal_segment import (
-    _map_alignment_horizontal_segment,
-)
-from ifcopenshell.api.alignment._map_alignment_vertical_segment import (
-    _map_alignment_vertical_segment,
-)
 
 
 def _add_segment_to_layout(

src/ifcopenshell-python/ifcopenshell/api/alignment/_add_zero_length_segment.py

@@ -18,11 +18,7 @@
 
 import ifcopenshell
 import ifcopenshell.api.alignment
-import ifcopenshell.util.alignment
 from ifcopenshell import entity_instance
-from ifcopenshell.api.alignment._get_segment_start_point_label import (
-    _get_segment_start_point_label,
-)
 
 
 def _add_zero_length_segment(file: ifcopenshell.file, layout: entity_instance) -> None:

src/ifcopenshell-python/ifcopenshell/api/alignment/add_zero_length_segment.py

@@ -23,18 +23,8 @@ import ifcopenshell.api.alignment
 from ifcopenshell.api.alignment._get_segment_endpoint import _get_segment_endpoint
 from ifcopenshell.api.alignment._update_zero_length_segment_placement import _update_zero_length_segment_placement
 import ifcopenshell.api.nest
-import ifcopenshell.ifcopenshell_wrapper as wrapper
 import ifcopenshell.util.unit
 from ifcopenshell import entity_instance
-from ifcopenshell.api.alignment._get_segment_start_point_label import (
-    _get_segment_start_point_label,
-)
-from ifcopenshell.api.alignment._map_alignment_horizontal_segment import (
-    _map_alignment_horizontal_segment,
-)
-from ifcopenshell.api.alignment._map_alignment_vertical_segment import (
-    _map_alignment_vertical_segment,
-)
 from ifcopenshell.api.alignment._update_curve_segment_transition_code import (
     _update_curve_segment_transition_code,
 )

src/ifcopenshell-python/ifcopenshell/api/alignment/create_layout_segment.py

@@ -21,9 +21,7 @@ from typing import Union
 import numpy as np
 
 import ifcopenshell
-import ifcopenshell.api.alignment
+from ifcopenshell import entity_instance
-import ifcopenshell.geom
-from ifcopenshell import entity_instance, ifcopenshell_wrapper
 from ifcopenshell.api.alignment._add_segment_to_layout import _add_segment_to_layout
 
 

src/ifcopenshell-python/ifcopenshell/api/alignment/get_curve_segment.py

@@ -16,7 +16,6 @@
 # You should have received a copy of the GNU Lesser General Public License
 # along with IfcOpenShell.  If not, see <http://www.gnu.org/licenses/>.
 
-from collections.abc import Sequence
 
 from ifcopenshell import entity_instance
 

src/ifcopenshell-python/test/api/alignment/test_create_representation.py

@@ -23,7 +23,6 @@ import pytest
 import ifcopenshell
 import ifcopenshell.api.alignment
 import ifcopenshell.api.unit
-import numpy as np
 
 
 def test_create_representation():