fixes #4 and implements ABC -> AAC

src/maggotuba/models/predict_model.py

@@ -175,8 +175,13 @@ def apply_filters(labels, post_filters):
                 # modify sequentially
                 for k in range(1, len(labels)-1):
                     label = labels[k-1]
-                    if labels[k-1] != label and label == labels[k+1]:
+                    if labels[k] != label and label == labels[k+1]:
                         labels[k] = label
+            elif post_filter == 'ABC->AAC':
+                # modify sequentially
+                for k in range(1, len(labels)-1):
+                    if labels[k-1] != labels[k] and labels[k] != labels[k+1]:
+                        labels[k] = labels[k-1]
             else:
                 raise ValueError(f"filter not supported: {post_filter}")
     return labels