updates

.gitignore

@@ -174,4 +174,4 @@ data/CellDivision_T=10_Z=15_CH=2_DCV_small.czi
 /data/Tumor_HE_Orig_small_SlidePreview.czi
 /data/est_ngff_plate.zarr
 /data/est_ngff_plate.zarr
-*.old
+**/czitools/*.old

src/czitools/_tests/conftest.py

@@ -0,0 +1,22 @@
+import pytest
+import pandas as pd
+
+
+@pytest.fixture
+def df():
+    dataframe = pd.DataFrame({"Time [s]": [1, 2, 3, 4], "Value": [10, 20, 30, 40]})
+    return dataframe
+
+
+@pytest.fixture
+def planetable():
+
+    pt = pd.DataFrame(
+        {
+            "Scene": [0, 0, 1, 1, 2],
+            "T": [0, 1, 2, 3, 4],
+            "Z": [0, 1, 3, 5, 7],
+            "C": [0, 1, 2, 3, 5],
+        }
+    )
+    return pt