Placate flake8

test/test_make_canvas.py

@@ -49,6 +49,7 @@ def test_byte_boundary():
     )
     assert list(canvas.content()) == [[('var value', None, b'aaaaaa\xc3\xa9')]]
 
+
 def test_wide_chars():
     text = u"data: '中文'"
     canvas = make_canvas(
@@ -59,7 +60,7 @@ def test_wide_chars():
     assert list(canvas.content()) == [[
         ('var label', None, b'data: '),
         ('var value', None, u"'中文'".encode('utf-8')),
-        (None, None, b' '*(47 - 12)), # 10 chars, 2 of which are double width
+        (None, None, b' '*(47 - 12)),  # 10 chars, 2 of which are double width
         ]]