Removed or commented unused variables

PIL/FontFile.py

@@ -78,7 +78,8 @@ class FontFile:
             glyph = self[i]
             if glyph:
                 d, dst, src, im = glyph
-                xx, yy = src[2] - src[0], src[3] - src[1]
+                xx = src[2] - src[0]
+                # yy = src[3] - src[1]
                 x0, y0 = x, y
                 x = x + xx
                 if x > WIDTH:

PIL/IptcImagePlugin.py

@@ -222,7 +222,7 @@ def getiptcinfo(im):
                     offset += 2
                     # resource name (usually empty)
                     name_len = i8(app[offset])
-                    name = app[offset+1:offset+1+name_len]
+                    # name = app[offset+1:offset+1+name_len]
                     offset = 1 + offset + name_len
                     if offset & 1:
                         offset += 1

PIL/PcfFontFile.py

@@ -204,7 +204,7 @@ class PcfFontFile(FontFile.FontFile):
         for i in range(4):
             bitmapSizes.append(i32(fp.read(4)))
 
-        byteorder = format & 4  # non-zero => MSB
+        # byteorder = format & 4  # non-zero => MSB
         bitorder = format & 8   # non-zero => MSB
         padindex = format & 3
 

PIL/TiffImagePlugin.py

@@ -731,8 +731,8 @@ class TiffImageFile(ImageFile.ImageFile):
 
         # (self._compression, (extents tuple),
         #   0, (rawmode, self._compression, fp))
-        ignored, extents, ignored_2, args = self.tile[0]
-        args = args + (self.ifd.offset,)
+        extents = self.tile[0][1]
+        args = self.tile[0][3] + (self.ifd.offset,)
         decoder = Image._getdecoder(self.mode, 'libtiff', args,
                                     self.decoderconfig)
         try:

Tests/bench_get.py

@@ -10,7 +10,7 @@ def bench(mode):
     get = im.im.getpixel
     xy = 50, 50  # position shouldn't really matter
     t0 = timeit.default_timer()
-    for i in range(1000000):
+    for _ in range(1000000):
         get(xy)
     print(mode, timeit.default_timer() - t0, "us")
 

Tests/check_j2k_leaks.py

@@ -21,7 +21,7 @@ class TestJpegLeaks(PillowTestCase):
         from resource import setrlimit, RLIMIT_AS, RLIMIT_STACK
         setrlimit(RLIMIT_STACK, (stack_size, stack_size))
         setrlimit(RLIMIT_AS, (mem_limit, mem_limit))
-        for count in range(iterations):
+        for _ in range(iterations):
             with Image.open(test_file) as im:
                 im.load()
 
@@ -29,13 +29,13 @@ class TestJpegLeaks(PillowTestCase):
         from resource import setrlimit, RLIMIT_AS, RLIMIT_STACK
         setrlimit(RLIMIT_STACK, (stack_size, stack_size))
         setrlimit(RLIMIT_AS, (mem_limit, mem_limit))
-        for count in range(iterations):
+        for _ in range(iterations):
             with Image.open(test_file) as im:
                 im.load()
                 test_output = BytesIO()
                 im.save(test_output, "JPEG2000")
                 test_output.seek(0)
-                output = test_output.read()
+                test_output.read()
 
 
 if __name__ == '__main__':

Tests/check_jpeg_leaks.py

@@ -101,7 +101,7 @@ post-patch:
         qtables = [standard_l_qtable,
                    standard_chrominance_qtable]
 
-        for count in range(iterations):
+        for _ in range(iterations):
             test_output = BytesIO()
             im.save(test_output, "JPEG", qtables=qtables)
 
@@ -165,7 +165,7 @@ post patch:
         im = hopper('RGB')
         exif = b'12345678'*4096
 
-        for count in range(iterations):
+        for _ in range(iterations):
             test_output = BytesIO()
             im.save(test_output, "JPEG", exif=exif)
 
@@ -199,7 +199,7 @@ base case:
     def test_base_save(self):
         im = hopper('RGB')
 
-        for count in range(iterations):
+        for _ in range(iterations):
             test_output = BytesIO()
             im.save(test_output, "JPEG")
 

Tests/check_webp_leaks.py

@@ -28,7 +28,7 @@ class TestWebPLeaks(PillowTestCase):
         with open(test_file, 'rb') as f:
             im_data = f.read()
         start_mem = self._get_mem_usage()
-        for count in range(iterations):
+        for _ in range(iterations):
             with Image.open(BytesIO(im_data)) as im:
                 im.load()
             mem = (self._get_mem_usage() - start_mem)