reformat code with black

tests/lib/test_limits.py

@@ -5,19 +5,20 @@ from api.lib.limits import calculate_canvas_limits, calculate_canvas_frame_limit
 
 
 class TestCalculate(unittest2.TestCase):
-
     def test_calculate_canvas_limits(self):
         self.assertEqual((100, 100), calculate_canvas_limits(100, 100))
         self.assertEqual((500, 100), calculate_canvas_limits(800, 100))
         self.assertEqual((100, 500), calculate_canvas_limits(100, 800))
         self.assertEqual((20, 20), calculate_canvas_limits(10, 10))
-        self.assertEqual((150, 50), calculate_canvas_limits(
-            400, 50, True), "Framed canvas")
+        self.assertEqual(
+            (150, 50), calculate_canvas_limits(400, 50, True), "Framed canvas"
+        )
 
     def test_calculate_canvas_frame_limits(self):
         self.assertEqual((100, 100), calculate_canvas_frame_limits(100, 100))
         self.assertEqual((40, 40), calculate_canvas_frame_limits(1, 1))
         self.assertEqual((150, 150), calculate_canvas_frame_limits(200, 200))
         self.assertEqual((150, 40), calculate_canvas_frame_limits(200, 10))
-        self.assertEqual((110, 120), calculate_canvas_frame_limits(
-            112, 117), "round to nearest 10")
+        self.assertEqual(
+            (110, 120), calculate_canvas_frame_limits(112, 117), "round to nearest 10"
+        )