diff --git a/Tests/test_file_gif.py b/Tests/test_file_gif.py
index 9b0d61541..7110e34e4 100644
--- a/Tests/test_file_gif.py
+++ b/Tests/test_file_gif.py
@@ -327,9 +327,8 @@ class TestFileGif(PillowTestCase):
         # Red circle in center of each frame
         for img in im_list:
             d = ImageDraw.Draw(img)
-            d.ellipse([(40,40),(60,60)], fill='#f00')
+            d.ellipse([(40, 40), (60, 60)], fill='#f00')
 
-        # check per frame disposal
         im_list[0].save(
             out,
             save_all=True,
@@ -341,27 +340,20 @@ class TestFileGif(PillowTestCase):
         top_left_pixels = []
         center_pixels = []
 
-        # # Get pixel in top left
-        # rgb_img = img.convert('RGB')
-        # r, g, b = rgb_img.getpixel((1,1))
-        # top_left_pixels += [(r,g,b)]
-        # r, g, b = rgb_img.getpixel((50,50))
-        # center_pixels += [(r,g,b)]
-
         for i in range(3):
             rgb_img = img.convert('RGB')
             # Get pixel in top left
-            r, g, b = rgb_img.getpixel((1,1))
-            top_left_pixels += [(r,g,b)]
+            r, g, b = rgb_img.getpixel((1, 1))
+            top_left_pixels += [(r, g, b)]
             # Get pixel in center
-            r, g, b = rgb_img.getpixel((50,50))
-            center_pixels += [(r,g,b)]
+            r, g, b = rgb_img.getpixel((50, 50))
+            center_pixels += [(r, g, b)]
             for prev in top_left_pixels[:i]:
                 # Change background every frame
-                self.assertNotEqual((r,g,b), prev)
+                self.assertNotEqual((r, g, b), prev)
             for prev in center_pixels[:i]:
                 # Center remains red every frame
-                self.assertEqual((r,g,b), (255,0,0))
+                self.assertEqual((r, g, b), (255, 0, 0))
             img.seek(img.tell() + 1)
 
     def test_iss634(self):
diff --git a/src/PIL/GifImagePlugin.py b/src/PIL/GifImagePlugin.py
index 1171c1fe1..49417c303 100644
--- a/src/PIL/GifImagePlugin.py
+++ b/src/PIL/GifImagePlugin.py
@@ -476,8 +476,8 @@ def _write_multiple_frames(im, fp, palette):
     if len(im_frames) > 1:
         for frame_data in im_frames:
             im_frame = frame_data['im']
-            if("disposal" in frame_data["encoderinfo"] \
-               and frame_data["encoderinfo"]["disposal"]==2):
+            if("disposal" in frame_data["encoderinfo"]
+               and frame_data["encoderinfo"]["disposal"] == 2):
                 frame_data['encoderinfo']['include_color_table'] = True
             if not frame_data['bbox']:
                 # global header
@@ -589,7 +589,8 @@ def _write_local_header(fp, im, offset, flags):
     if include_color_table:
         palette_bytes = _get_palette_bytes(im)
         # If needed, expand palette to minimum size
-        while(len(palette_bytes)<9): palette_bytes = palette_bytes*2
+        while(len(palette_bytes) < 9):
+            palette_bytes = palette_bytes*2
         color_table_size = _get_color_table_size(palette_bytes)
         if color_table_size:
             flags = flags | 128               # local color table flag