fix list addition issue
@@ -85,7 +85,7 @@ def optimise_bb_centre(
initial_bb_centre = field_centre
# Add an offset so that an unchanged centre can be detected
- initial_bb_centre = initial_bb_centre + 0.001
+ initial_bb_centre = np.array(initial_bb_centre) + 0.001
search_square_edge_length = bb_diameter / np.sqrt(2) / (DEFAULT_BB_REPEATS + 1)
all_centre_predictions = np.array(
