diff --git a/tilia/parsers/csv/__init__.py b/tilia/parsers/csv/__init__.py
index e69de29bb..2c1621c5e 100644
--- a/tilia/parsers/csv/__init__.py
+++ b/tilia/parsers/csv/__init__.py
@@ -0,0 +1 @@
+from . import hierarchy, marker, beat, harmony
diff --git a/tilia/parsers/score/__init__.py b/tilia/parsers/score/__init__.py
index e69de29bb..7ff9fd0cb 100644
--- a/tilia/parsers/score/__init__.py
+++ b/tilia/parsers/score/__init__.py
@@ -0,0 +1 @@
+from . import musicxml
\ No newline at end of file
diff --git a/tilia/ui/cli/timelines/imp.py b/tilia/ui/cli/timelines/imp.py
index f9ce5a5d0..cfbd6d21f 100644
--- a/tilia/ui/cli/timelines/imp.py
+++ b/tilia/ui/cli/timelines/imp.py
@@ -191,7 +191,6 @@ def import_timeline(namespace):
 
     tl.clear()
 
-    errors = None
     if tl_kind == "marker":
         tl: MarkerTimeline
         if measure_or_time == "by-measure":