Merge pull request #284 from EIT-ALIVE/hotfix_copy_arrays_when_slicing

Fix: copy numpy arrays when slicing

CITATION.cff

@@ -41,7 +41,7 @@ authors:
 
 date-released: 2023-03-23
 doi: 10.5281/zenodo.7869553
-version: "1.1.0"
+version: "1.1.1"
 repository-code: "git@github.com:EIT-ALIVE/eitprocessing"
 keywords:
   - Mechanical lung ventilation

eitprocessing/__init__.py

@@ -1 +1 @@
-__version__ = "1.1.0"
+__version__ = "1.1.1"

eitprocessing/datahandling/continuousdata.py

@@ -221,8 +221,8 @@ def _sliced_copy(
     ) -> Self:
         # TODO: check correct implementation
         cls = self.__class__
-        time = self.time[start_index:end_index]
-        values = self.values[start_index:end_index]
+        time = np.copy(self.time[start_index:end_index])
+        values = np.copy(self.values[start_index:end_index])
         description = f"Slice ({start_index}-{end_index}) of <{self.description}>"
 
         return cls(

eitprocessing/datahandling/eitdata.py

@@ -99,10 +99,10 @@ def _sliced_copy(
         newlabel: str,  # noqa: ARG002
     ) -> Self:
         cls = self.__class__
-        time = self.time[start_index:end_index]
+        time = np.copy(self.time[start_index:end_index])
         nframes = len(time)
 
-        pixel_impedance = self.pixel_impedance[start_index:end_index, :, :]
+        pixel_impedance = np.copy(self.pixel_impedance[start_index:end_index, :, :])
 
         return cls(
             path=self.path,

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "eitprocessing"
-version = "1.1.0"
+version = "1.1.1"
 description = "Processing of lung image data from electrical impedance tomography."
 readme = "README.md"
 requires-python = ">=3.10"
@@ -156,7 +156,7 @@ isort.known-first-party = ["eitprocessing"]
 "docs/*" = ["ALL"]
 
 [tool.bumpversion]
-current_version = "1.1.0"
+current_version = "1.1.1"
 
 [[tool.bumpversion.files]]
 filename = "pyproject.toml"