gpib-ctypes added in toml

Author: prathameshnium

pyproject.toml

@@ -29,8 +29,8 @@ dependencies = [
     "matplotlib",
     "pandas",
     "pymeasure",
-    "Pillow",
-    # "gpib-ctypes"
+    "Pillow", # For image handling in GUIs
+    "gpib-ctypes" # Provides a mockable GPIB backend for CI/testing
 ]
 
 [project.urls]

tests/test_gui_iv_k2400.py

@@ -31,11 +31,12 @@ def test_start_measurement_logic(self, MockFigure, MockBackend):
         """
         # --- Setup ---
         # Instantiate the GUI. This also creates all the tk widgets.
-        # --- FIX: Configure the mock for Figure.subplots ---
+        # Configure the mock for Figure.subplots to return two mock axes
         mock_figure_instance = MockFigure.return_value
         mock_ax_vi = MagicMock()
         mock_ax_ri = MagicMock()
-        mock_figure_instance.subplots.return_value = (mock_ax_vi, mock_ax_ri)
+        # The GUI script calls subplots(), which needs to return our two mock axes
+        mock_figure_instance.subplots.return_value = mock_ax_vi, mock_ax_ri
         app = MeasurementAppGUI(self.root)
 
         # Mock the backend instance that the GUI will create