Update pre-commit hooks

Author: dstansby

.pre-commit-config.yaml

@@ -22,14 +22,14 @@ repos:
       - id: napari-plugin-checks
 
   - repo: https://github.com/pre-commit/mirrors-mypy
-    rev: v1.3.0
+    rev: v1.4.1
     hooks:
      - id: mypy
        additional_dependencies: [numpy, matplotlib]
 
   - repo: https://github.com/charliermarsh/ruff-pre-commit
     # Ruff version.
-    rev: 'v0.0.272'
+    rev: 'v0.0.275'
     hooks:
       - id: ruff
 

examples/features_scatter.py

@@ -5,10 +5,11 @@
 
 import napari
 import numpy as np
+import numpy.typing as npt
 from skimage.measure import regionprops_table
 
 # make a test label image
-label_image = np.zeros((100, 100), dtype=np.uint16)
+label_image: npt.NDArray[np.uint16] = np.zeros((100, 100), dtype=np.uint16)
 
 label_image[10:20, 10:20] = 1
 label_image[50:70, 50:70] = 2

src/napari_matplotlib/tests/helpers.py

@@ -13,7 +13,7 @@ def fig_to_array(fig: Figure) -> npt.NDArray[np.uint8]:
     with BytesIO() as io_buf:
         fig.savefig(io_buf, format="raw")
         io_buf.seek(0)
-        img_arr = np.reshape(
+        img_arr: npt.NDArray[np.uint8] = np.reshape(
             np.frombuffer(io_buf.getvalue(), dtype=np.uint8),
             newshape=(int(fig.bbox.bounds[3]), int(fig.bbox.bounds[2]), -1),
         )

src/napari_matplotlib/tests/scatter/test_scatter_features.py

@@ -36,7 +36,7 @@ def test_features_scatter_widget_2D(
 def make_labels_layer_with_features() -> (
     Tuple[npt.NDArray[np.uint16], Dict[str, Any]]
 ):
-    label_image = np.zeros((100, 100), dtype=np.uint16)
+    label_image: npt.NDArray[np.uint16] = np.zeros((100, 100), dtype=np.uint16)
     for label_value, start_index in enumerate([10, 30, 50], start=1):
         end_index = start_index + 10
         label_image[start_index:end_index, start_index:end_index] = label_value