Use -m plex_trakt_sync everywhere in usage
MODIFY
plex_trakt_sync.sh
plex_trakt_sync.sh
@@ -3,4 +3,4 @@ set -eu
dir=$(dirname "$0")
-exec python3 "$dir/main.py" "$@"
+exec python3 -m plex_trakt_sync "$@"

Use -m plex_trakt_sync everywhere in usage