Adding default value to dataclass field.

2 files changed, 2 insertions, 2 deletions

diff --git a/src/argaze/GazeAnalysis/DeviationCircleCoverage.py b/src/argaze/GazeAnalysis/DeviationCircleCoverage.py
index db707c0..4cfab72 100644
--- a/src/argaze/GazeAnalysis/DeviationCircleCoverage.py
+++ b/src/argaze/GazeAnalysis/DeviationCircleCoverage.py
@@ -25,7 +25,7 @@ GazeMovementType = TypeVar('GazeMovement', bound="GazeMovement")
 class AOIMatcher(GazeFeatures.AOIMatcher):
     """Matching algorithm based on fixation's deviation circle coverage over AOI."""
 
-    coverage_threshold: float
+    coverage_threshold: float = field(default = 0.)
     """Minimal coverage ratio to consider a fixation over an AOI (1 means that whole fixation's deviation circle have to be over the AOI)."""
 
     def __post_init__(self):
diff --git a/src/argaze/GazeFeatures.py b/src/argaze/GazeFeatures.py
index d28986c..5b89558 100644
--- a/src/argaze/GazeFeatures.py
+++ b/src/argaze/GazeFeatures.py
@@ -722,7 +722,7 @@ class ScanPathAnalyzer():
 class AOIMatcher():
     """Abstract class to define what should provide an AOI matcher algorithm."""
 
-    exclude: list[str] = field()
+    exclude: list[str] = field(default_factory = list)
 
     def match(self, aoi_scene: AOIFeatures.AOIScene, gaze_movement: GazeMovement) -> Tuple[str, AOIFeatures.AreaOfInterest]:
         """Which AOI is looked in the scene?"""