I04_1-150: minor, formatting of message text

Author: IsabellaRey

dls_barcode/camera/scanner_worker.py

@@ -66,7 +66,7 @@ def _process_frame(self, frame, config, overlay_queue, result_queue, message_que
             if scan_result.any_new_barcodes():
                 result_queue.put((plate, image))
         elif scan_result.any_valid_barcodes():
-            # We have read valid barcodes but they are not new
+            # We have read valid barcodes but they are not new, so the scanner didn't even output a plate
             self._last_puck_time = time.time()
             message_queue.put(NoNewBarcodeMessage())
         elif scan_result.error() is not None and (time.time() - self._last_puck_time > NO_PUCK_TIME):

dls_barcode/geometry/unipuck_calculator.py

@@ -34,10 +34,9 @@ def perform_alignment(self):
         num_points = len(self._slot_centers)
 
         if num_points > self._num_slots:
-            raise GeometryAlignmentError("Too many points to perform Unipuck alignment")
-
+            raise GeometryAlignmentError("Too many slots detected to perform Unipuck alignment")
         elif num_points < MIN_POINTS_FOR_ALIGNMENT:
-            raise GeometryAlignmentError("Not enough points to perform Unipuck alignment")
+            raise GeometryAlignmentError("Not enough slots detected to perform Unipuck alignment")
 
         puck = self._calculate_puck_alignment()
         return puck
@@ -57,8 +56,8 @@ def _calculate_puck_alignment(self):
 
             return puck
 
-        except Exception as ex:
-            raise GeometryAlignmentError("Unipuck Alignment failed")
+        except Exception:
+            raise GeometryAlignmentError("Unipuck alignment failed")
 
     @staticmethod
     def _find_puck_center(pin_centers):

dls_barcode/plate/plate.py

@@ -18,7 +18,6 @@ def __init__(self, geometry_name, num_slots=-1):
         self.type = geometry_name
         self._geometry = None
 
-
         # Initialize slots
         self._slots = [Slot(i) for i in range(1, self.num_slots+1)]
 
@@ -37,7 +36,6 @@ def barcodes(self):
         """
         return [slot.barcode_data() for slot in self._slots]
 
-
     def geometry(self):
         return self._geometry