diff --git a/glymur/codestream.py b/glymur/codestream.py
index c4d8b4b..637f40e 100644
--- a/glymur/codestream.py
+++ b/glymur/codestream.py
@@ -140,7 +140,6 @@ class Codestream(object):
 
                 fptr.seek(self._tile_offset[-1] + self._tile_length[-1])
 
-
     def _process_marker_segment(self, fptr, marker_id):
         """Process and return a segment from the codestream.
         """
@@ -207,7 +206,8 @@ class Codestream(object):
             segment = _parse_sot_segment(fptr)
             self._tile_offset.append(segment.offset)
             if segment.psot == 0:
-                tile_part_length = self.offset + self.length - segment.offset - 2
+                tile_part_length = (self.offset + self.length -
+                                    segment.offset - 2)
             else:
                 tile_part_length = segment.psot
             self._tile_length.append(tile_part_length)
diff --git a/glymur/jp2box.py b/glymur/jp2box.py
index b5637f6..4949752 100644
--- a/glymur/jp2box.py
+++ b/glymur/jp2box.py
@@ -571,7 +571,7 @@ class CodestreamHeaderBox(Jp2kBox):
         """
         box = CodestreamHeaderBox(length=length, offset=offset)
 
-        # The codestream header box is a superbox, so go ahead and parse its 
+        # The codestream header box is a superbox, so go ahead and parse its
         # child boxes.
         box.box = box.parse_superbox(fptr)
 
diff --git a/glymur/jp2k.py b/glymur/jp2k.py
index 319bf46..2d9b220 100644
--- a/glymur/jp2k.py
+++ b/glymur/jp2k.py
@@ -170,7 +170,7 @@ class Jp2k(Jp2kBox):
         if ftyp.brand == 'jp2 ':
             jp2h = [box for box in self.box if box.box_id == 'jp2h'][0]
             colrs = [box for box in jp2h.box if box.box_id == 'colr']
-            for colr in colrs: 
+            for colr in colrs:
                 if colr.method not in (ENUMERATED_COLORSPACE,
                                        RESTRICTED_ICC_PROFILE):
                     msg = "Color Specification box method must specify either "
@@ -178,7 +178,6 @@ class Jp2k(Jp2kBox):
                     msg += "profile if the file type box brand is 'jp2 '."
                     warnings.warn(msg)
 
-
     # pylint:  disable-msg=W0221
     def write(self, img_array, cratios=None, eph=False, psnr=None, numres=None,
               cbsize=None, psizes=None, grid_offset=None, sop=False,
diff --git a/glymur/test/test_conformance.py b/glymur/test/test_conformance.py
index 9f40b3e..9e1ad1a 100644
--- a/glymur/test/test_conformance.py
+++ b/glymur/test/test_conformance.py
@@ -46,7 +46,7 @@ class TestSuiteFormatCorpus(unittest.TestCase):
         j2k = Jp2k(jfile)
         with self.assertWarns(UserWarning):
             c = j2k.get_codestream(header_only=False)
-        
+
         # The last segment is truncated, so there should not be an EOC marker.
         self.assertNotEqual(c.segment[-1].marker_id, 'EOC')
 
@@ -61,7 +61,7 @@ class TestSuiteFormatCorpus(unittest.TestCase):
         j2k = Jp2k(jfile)
         with self.assertWarns(UserWarning):
             c = j2k.get_codestream(header_only=False)
-        
+
         # The last segment is truncated, so there should not be an EOC marker.
         self.assertNotEqual(c.segment[-1].marker_id, 'EOC')
 
@@ -76,7 +76,7 @@ class TestSuiteFormatCorpus(unittest.TestCase):
         j2k = Jp2k(jfile)
         with self.assertWarns(UserWarning):
             c = j2k.get_codestream(header_only=False)
-        
+
         # The last segment is truncated, so there should not be an EOC marker.
         self.assertNotEqual(c.segment[-1].marker_id, 'EOC')
 
@@ -91,7 +91,7 @@ class TestSuiteFormatCorpus(unittest.TestCase):
                              'balloon_eciRGBv2_ps_adobeplugin.jpf')
         with self.assertWarns(UserWarning):
             j2k = Jp2k(jfile)
-        
+
     def test_jp2_brand_vs_any_icc_profile_multiple_colr(self):
         # Has colr box, one that conforms, one that does not.
 
@@ -104,7 +104,7 @@ class TestSuiteFormatCorpus(unittest.TestCase):
         jfile = os.path.join(*lst)
         with self.assertWarns(UserWarning):
             j2k = Jp2k(jfile)
-        
+
 
 @unittest.skipIf(opj_data_root is None,
                  "OPJ_DATA_ROOT environment variable not set")
@@ -124,6 +124,6 @@ class TestSuiteOpj(unittest.TestCase):
                                 'input/nonregression/text_GBR.jp2')
         with self.assertWarns(UserWarning):
             j2k = Jp2k(filename)
-        
+
 if __name__ == "__main__":
     unittest.main()
diff --git a/glymur/test/test_opj_suite.py b/glymur/test/test_opj_suite.py
index 4699b06..47d50f8 100644
--- a/glymur/test/test_opj_suite.py
+++ b/glymur/test/test_opj_suite.py
@@ -832,7 +832,6 @@ class TestSuite(unittest.TestCase):
                 data = Jp2k(jfile).read()
         self.assertTrue(True)
 
-
     @unittest.skipIf(sys.hexversion < 0x03020000,
                      "Uses features introduced in 3.2.")
     def test_NR_DEC_broken3_jp2_6_decode(self):