From f5d3a74816d00cf7090f4f910f436b1bf5f69aed Mon Sep 17 00:00:00 2001
From: Théo de la Hogue
Date: Tue, 27 Sep 2022 14:09:54 +0200
Subject: Raising KeyError instead of ValueError.

---
 src/argaze/DataStructures.py                            | 2 +-
 src/argaze/utils/tobii_segment_aruco_aoi_export.py      | 2 +-
 src/argaze/utils/tobii_segment_display.py               | 6 +++---
 src/argaze/utils/tobii_segment_gaze_movements_export.py | 2 +-
 4 files changed, 6 insertions(+), 6 deletions(-)

(limited to 'src')

diff --git a/src/argaze/DataStructures.py b/src/argaze/DataStructures.py
index ffdfe8b..c86d021 100644
--- a/src/argaze/DataStructures.py
+++ b/src/argaze/DataStructures.py
@@ -54,7 +54,7 @@ class TimeStampedBuffer(collections.OrderedDict):
 
         # when no timestamped have been found
         if earliest_ts == None:
-            raise ValueError
+            raise KeyError
 
         popep_ts, poped_value = self.pop_first()
 
diff --git a/src/argaze/utils/tobii_segment_aruco_aoi_export.py b/src/argaze/utils/tobii_segment_aruco_aoi_export.py
index 25ea334..5e19b40 100644
--- a/src/argaze/utils/tobii_segment_aruco_aoi_export.py
+++ b/src/argaze/utils/tobii_segment_aruco_aoi_export.py
@@ -258,7 +258,7 @@ def main():
                     cv.putText(visu_frame.matrix, str(w), (20, 80), cv.FONT_HERSHEY_SIMPLEX, 1, (0, 255, 255), 1, cv.LINE_AA)
 
                 # Raised when timestamped buffer is empty
-                except ValueError:
+                except KeyError:
                     pass
 
                 # Draw focus area
diff --git a/src/argaze/utils/tobii_segment_display.py b/src/argaze/utils/tobii_segment_display.py
index 7997d37..b96265c 100644
--- a/src/argaze/utils/tobii_segment_display.py
+++ b/src/argaze/utils/tobii_segment_display.py
@@ -74,7 +74,7 @@ def main():
                     cv.line(video_frame.matrix, (int(video_frame.width/2), int(video_frame.height/2)), (int(video_frame.width/2) + head_movement_px[1], int(video_frame.height/2) - head_movement_px[0]), (150, 150, 150), 3)
                 
                 # Wait for head rotation
-                except ValueError:
+                except KeyError:
                     pass
 
                 try:
@@ -102,7 +102,7 @@ def main():
                             gaze_position_pixel.draw(video_frame.matrix)
 
                 # Wait for gaze position
-                except ValueError:
+                except KeyError:
                     pass
 
                 try:
@@ -117,7 +117,7 @@ def main():
                     cv.putText(video_frame.matrix, str(nearest_event), (20, 140), cv.FONT_HERSHEY_SIMPLEX, 1, (255, 255, 255), 1, cv.LINE_AA)
 
                 # Wait for events
-                except ValueError:
+                except KeyError:
                     pass
 
                 # Draw center
diff --git a/src/argaze/utils/tobii_segment_gaze_movements_export.py b/src/argaze/utils/tobii_segment_gaze_movements_export.py
index 1047065..80e4836 100644
--- a/src/argaze/utils/tobii_segment_gaze_movements_export.py
+++ b/src/argaze/utils/tobii_segment_gaze_movements_export.py
@@ -219,7 +219,7 @@ def main():
                     nearest_gaze_position.draw(video_frame.matrix)
 
                 # Wait for gaze position
-                except ValueError:
+                except KeyError:
                     pass
 
                 # Write segment timing
-- 
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