local tests pass

src/imars3d/backend/dataio/data.py

@@ -59,14 +59,21 @@ class Foldernames(param.Foldername):
     * any of the paths searched by resolve_dir_path() (if search_paths is None).
     """
 
+    def _validate(self, val):
+
+        if isinstance(val, (list, tuple)):
+            for v in val:
+                super()._validate(v)
+        else:
+            super()._validate(val)
+
     def _resolve(self, paths):
-        if isinstance(paths, (str, Path)):
-            return super()._resolve(paths)
-        elif isinstance(paths, (list, tuple)):
+
+        if isinstance(paths, (list, tuple)):
             return [self._resolve(path) for path in paths]
         else:
-            name = next(x for x in [self.name, self.label, "Foldernames parameter"] if x)
-            raise ValueError(f"{name} must be a string or a list of strings")
+            return super()._resolve(paths)
+
 
 
 class load_data(param.ParameterizedFunction):

tests/unit/backend/dataio/test_data.py

@@ -69,7 +69,8 @@ class TestFoldernames(param.Parameterized):
     # test wrong input
     with pytest.raises(ValueError) as e:
         TestFoldernames(f=open(tmpdir / "temp.txt", "w"))
-    assert str(e.value) == "f must be a string or a list of strings"
+
+    assert str(e.value) == "Foldernames parameter 'TestFoldernames.f' only take str or pathlib.Path types"
     # test single directory
     tf = TestFoldernames(f=str(tmpdir))
     assert tf.f == str(tmpdir)

tests/unit/backend/diagnostics/test_tilt.py

@@ -285,7 +285,7 @@ def test_apply_tilt_correction():
 def test_tilt_correction():
     # error_0: incorrect dimension
     with pytest.raises(ValueError):
-        tilt_correction(arrays=np.arange(10), tilt=1.0)
+        tilt_correction(arrays=np.arange(10))
     # make synthetic data
     size = 100
     rot_axis_ideal = get_tilted_rot_axis(0, 0)