diff --git a/sqlite_utils/export.py b/sqlite_utils/export.py
index 44dbcad..9cde7dc 100644
--- a/sqlite_utils/export.py
+++ b/sqlite_utils/export.py
@@ -1,7 +1,6 @@
 import csv
 from typing import Any, Sequence, TextIO, Union
 
-
 CsvDialect = Union[str, csv.Dialect]