1 files changed, 6 insertions, 0 deletions
diff --git a/Lib/test/test_unparse.py b/Lib/test/test_unparse.py
index 969aa16..f1f1dd5 100644
--- a/Lib/test/test_unparse.py
+++ b/Lib/test/test_unparse.py
@@ -422,6 +422,12 @@ class UnparseTestCase(ASTTestCase):
     def test_invalid_yield_from(self):
         self.check_invalid(ast.YieldFrom(value=None))
 
+    def test_import_from_level_none(self):
+        tree = ast.ImportFrom(module='mod', names=[ast.alias(name='x')])
+        self.assertEqual(ast.unparse(tree), "from mod import x")
+        tree = ast.ImportFrom(module='mod', names=[ast.alias(name='x')], level=None)
+        self.assertEqual(ast.unparse(tree), "from mod import x")
+
     def test_docstrings(self):
         docstrings = (
             'this ends with double quote"',