Notebook unit testing

Notion task: https://www.notion.so/qim-dtu/Unit-test-for-notebooks-184bab83b2f980df8b99ebb8c4386c83

• Updated the notebooks to comply with the refactoring changes.
• Implemented unit tests for all notebooks (except annotation_tool.ipynb, segmentation_pipeline.ipynb, and Unet.ipynb). The unit tests are located in qim3d/tests/notebooks/test_notebooks.py.

qim3d/tests/io/test_load.py

@@ -28,7 +28,7 @@ def test_load_type_memmap():
 def test_invalid_path():
     invalid_path = os.path.join("this", "path", "doesnt", "exist.tif")
 
-    with pytest.raises(ValueError):
+    with pytest.raises(FileNotFoundError):
         qim3d.io.load(invalid_path)
 
 
@@ -36,5 +36,5 @@ def test_did_you_mean():
     # Remove last two characters from the path
     path_misspelled = str(volume_path)[:-2]
 
-    with pytest.raises(ValueError, match=re.escape(repr(str(volume_path)))):
+    with pytest.raises(FileNotFoundError, match=re.escape(repr(str(volume_path)))):
         qim3d.io.load(path_misspelled)