diff --git a/glymur/jp2k.py b/glymur/jp2k.py
index 1d751e0..897d6a6 100644
--- a/glymur/jp2k.py
+++ b/glymur/jp2k.py
@@ -187,8 +187,9 @@ class Jp2k(Jp2kBox):
                     msg += "profile if the file type box brand is 'jp2 '."
                     warnings.warn(msg)
 
-    def _validate_write_parameters(self, img_array, code_block_size, precinct_sizes, cratios,
-                                   psnr, mct, colorspace, codec_fmt):
+    def _validate_write_parameters(self, img_array, code_block_size,
+                                   precinct_sizes, cratios, psnr, mct,
+                                   colorspace, codec_fmt):
         """Check that the input parameters to the write function are valid.
 
         Parameters
@@ -250,7 +251,7 @@ class Jp2k(Jp2kBox):
             raise IOError(msg)
 
         if _OPENJP2_IS_OFFICIAL_V2:
-            if (((img_array.ndim != 2) and 
+            if (((img_array.ndim != 2) and
                  (img_array.shape[2] != 1 and img_array.shape[2] != 3))):
                 msg = "Writing images is restricted to single-channel "
                 msg += "greyscale images or three-channel RGB images when "
@@ -274,7 +275,6 @@ class Jp2k(Jp2kBox):
             msg = "Only uint8 and uint16 images are currently supported."
             raise RuntimeError(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/lib/c.py b/glymur/lib/c.py
index 7ae9fd6..984adc5 100644
--- a/glymur/lib/c.py
+++ b/glymur/lib/c.py
@@ -8,6 +8,7 @@ import ctypes.util
 libc_path = ctypes.util.find_library('c')
 C_LIB = ctypes.CDLL(libc_path)
 
+
 def fopen(filename, mode):
     """Opens the file with the specified mode.
 
@@ -29,6 +30,7 @@ def fopen(filename, mode):
                        ctypes.c_char_p(mode.encode()))
     return fptr
 
+
 def fclose(fptr):
     """Closes a file stream.
 
@@ -42,4 +44,3 @@ def fclose(fptr):
     status = C_LIB.fclose(fptr)
     if status != 0:
         raise IOError("Unable to close file.")
-
diff --git a/glymur/lib/config.py b/glymur/lib/config.py
index 764934e..bbdb056 100644
--- a/glymur/lib/config.py
+++ b/glymur/lib/config.py
@@ -145,7 +145,7 @@ def get_configdir():
 
     if 'HOME' in os.environ and os.name != 'nt':
         # HOME is set by WinPython to something unusual, so we don't
-        # necessarily want that. 
+        # necessarily want that.
         return os.path.join(os.environ['HOME'], '.config', 'glymur')
 
     # Last stand.  Should handle windows... others?
diff --git a/glymur/lib/openjp2.py b/glymur/lib/openjp2.py
index a92a231..66a3cba 100644
--- a/glymur/lib/openjp2.py
+++ b/glymur/lib/openjp2.py
@@ -1384,6 +1384,7 @@ def set_error_message(msg):
     global ERROR_MSG_LST
     ERROR_MSG_LST.append(msg)
 
+
 def version():
     """Wrapper for opj_version library routine."""
     OPENJP2.opj_version.restype = ctypes.c_char_p
@@ -1392,4 +1393,3 @@ def version():
         return library_version.decode('utf-8')
     else:
         return library_version
-
diff --git a/glymur/lib/test/test_openjp2.py b/glymur/lib/test/test_openjp2.py
index 00404bd..710f265 100644
--- a/glymur/lib/test/test_openjp2.py
+++ b/glymur/lib/test/test_openjp2.py
@@ -16,10 +16,12 @@ import numpy as np
 
 import glymur
 
-OPENJP2_IS_V2_OFFICIAL=False
+OPENJP2_IS_V2_OFFICIAL = False
 if glymur.lib.openjp2.OPENJP2 is not None:
-    if not hasattr(glymur.lib.openjp2.OPENJP2, 'opj_stream_create_default_file_stream_v3'):
-        OPENJP2_IS_V2_OFFICIAL=True
+    if not hasattr(glymur.lib.openjp2.OPENJP2,
+                   'opj_stream_create_default_file_stream_v3'):
+        OPENJP2_IS_V2_OFFICIAL = True
+
 
 @unittest.skipIf(os.name == "nt", "Temporary file issue on window.")
 @unittest.skipIf(glymur.lib.openjp2.OPENJP2 is None,
diff --git a/glymur/test/fixtures.py b/glymur/test/fixtures.py
index 54710ef..3e5cfbb 100644
--- a/glymur/test/fixtures.py
+++ b/glymur/test/fixtures.py
@@ -5,10 +5,11 @@ import numpy as np
 
 import glymur
 
-OPENJP2_IS_V2_OFFICIAL=False
+OPENJP2_IS_V2_OFFICIAL = False
 if glymur.lib.openjp2.OPENJP2 is not None:
-    if not hasattr(glymur.lib.openjp2.OPENJP2, 'opj_stream_create_default_file_stream_v3'):
-        OPENJP2_IS_V2_OFFICIAL=True
+    if not hasattr(glymur.lib.openjp2.OPENJP2,
+                   'opj_stream_create_default_file_stream_v3'):
+        OPENJP2_IS_V2_OFFICIAL = True
 
 
 def mse(amat, bmat):
diff --git a/glymur/test/test_opj_suite.py b/glymur/test/test_opj_suite.py
index 7091920..b42e033 100644
--- a/glymur/test/test_opj_suite.py
+++ b/glymur/test/test_opj_suite.py
@@ -30,10 +30,7 @@ import numpy as np
 from glymur import Jp2k
 import glymur
 
-OPENJP2_IS_V2_OFFICIAL=False
-if glymur.lib.openjp2.OPENJP2 is not None:
-    if not hasattr(glymur.lib.openjp2.OPENJP2, 'opj_stream_create_default_file_stream_v3'):
-        OPENJP2_IS_V2_OFFICIAL=True
+from .fixtures import OPENJP2_IS_V2_OFFICIAL
 
 from .fixtures import *