diff --git a/imagekit/admin.py b/imagekit/admin.py
index 87bd459..7c1475d 100644
--- a/imagekit/admin.py
+++ b/imagekit/admin.py
@@ -22,7 +22,7 @@ class AdminThumbnail(object):
 
     def __call__(self, obj):
         thumbnail = getattr(obj, self.image_field, None)
-        
+
         if not thumbnail:
             raise Exception('The property {0} is not defined on {1}.'.format(
                     obj, self.image_field))
diff --git a/imagekit/management/commands/ikflush.py b/imagekit/management/commands/ikflush.py
index 9120af6..b0f62e3 100644
--- a/imagekit/management/commands/ikflush.py
+++ b/imagekit/management/commands/ikflush.py
@@ -3,8 +3,8 @@
 """
 
 from django.db.models.loading import cache
-from django.core.management.base import BaseCommand, CommandError
-from optparse import make_option
+from django.core.management.base import BaseCommand
+
 from imagekit.utils import get_spec_files
 
 
diff --git a/imagekit/models.py b/imagekit/models.py
index 6cd7d95..e0a2a1a 100755
--- a/imagekit/models.py
+++ b/imagekit/models.py
@@ -1,16 +1,17 @@
 import os
 import datetime
 from StringIO import StringIO
-from imagekit.lib import *
-from imagekit.utils import img_to_fobj, get_spec_files, open_image
-from imagekit.processors import ProcessorPipeline
+
 from django.conf import settings
 from django.core.files.base import ContentFile
-from django.utils.encoding import force_unicode, smart_str
 from django.db import models
-from django.db.models.signals import post_save, post_delete
 from django.db.models.fields.files import ImageFieldFile
+from django.db.models.signals import post_save, post_delete
+from django.utils.encoding import force_unicode, smart_str
 
+from imagekit.lib import Image, ImageFile
+from imagekit.utils import img_to_fobj, get_spec_files, open_image
+from imagekit.processors import ProcessorPipeline
 
 # Modify image file buffer size.
 ImageFile.MAXBLOCK = getattr(settings, 'PIL_IMAGEFILE_MAXBLOCK', 256 * 2 ** 10)
@@ -170,7 +171,7 @@ class ImageSpecFile(_ImageSpecFileMixin, ImageFieldFile):
         if lazy and (getattr(self, '_file', None) or self.storage.exists(self.name)):
             return
 
-        if self.source_file: # TODO: Should we error here or something if the source_file doesn't exist?
+        if self.source_file:  # TODO: Should we error here or something if the source_file doesn't exist?
             # Process the original image file
             try:
                 fp = self.source_file.storage.open(self.source_file.name)
@@ -244,9 +245,9 @@ class ImageSpecFile(_ImageSpecFileMixin, ImageFieldFile):
                         smart_str(cache_to(self.instance, self.source_file.name,
                             self.attname, self._suggested_extension))))
             else:
-               dir_name = os.path.normpath(force_unicode(datetime.datetime.now().strftime(smart_str(cache_to))))
-               filename = os.path.normpath(os.path.basename(filename))
-               new_filename = os.path.join(dir_name, filename)
+                dir_name = os.path.normpath(force_unicode(datetime.datetime.now().strftime(smart_str(cache_to))))
+                filename = os.path.normpath(os.path.basename(filename))
+                new_filename = os.path.join(dir_name, filename)
 
             return new_filename
 
diff --git a/imagekit/processors/resize.py b/imagekit/processors/resize.py
index bc0729e..7b02559 100644
--- a/imagekit/processors/resize.py
+++ b/imagekit/processors/resize.py
@@ -1,11 +1,11 @@
-from imagekit.lib import *
+from imagekit.lib import Image
 
 
 class _Resize(object):
-    
+
     width = None
     height = None
-    
+
     def __init__(self, width=None, height=None):
         if width is not None:
             self.width = width
@@ -68,7 +68,7 @@ class Crop(_Resize):
         cur_width, cur_height = img.size
         horizontal_anchor, vertical_anchor = Crop._ANCHOR_PTS[self.anchor or \
                 Crop.CENTER]
-        ratio = max(float(self.width)/cur_width, float(self.height)/cur_height)
+        ratio = max(float(self.width) / cur_width, float(self.height)/cur_height)
         resize_x, resize_y = ((cur_width * ratio), (cur_height * ratio))
         crop_x, crop_y = (abs(self.width - resize_x), abs(self.height - resize_y))
         x_diff, y_diff = (int(crop_x / 2), int(crop_y / 2))
@@ -91,7 +91,7 @@ class Fit(_Resize):
     """Resizes an image to fit within the specified dimensions.
 
     """
-    
+
     def __init__(self, width=None, height=None, upscale=None):
         """
         :param width: The maximum width of the desired image.
@@ -107,15 +107,15 @@ class Fit(_Resize):
     def process(self, img):
         cur_width, cur_height = img.size
         if not self.width is None and not self.height is None:
-            ratio = min(float(self.width)/cur_width,
-                        float(self.height)/cur_height)
+            ratio = min(float(self.width) / cur_width,
+                        float(self.height) / cur_height)
         else:
             if self.width is None:
-                ratio = float(self.height)/cur_height
+                ratio = float(self.height) / cur_height
             else:
-                ratio = float(self.width)/cur_width
-        new_dimensions = (int(round(cur_width*ratio)),
-                          int(round(cur_height*ratio)))
+                ratio = float(self.width) / cur_width
+        new_dimensions = (int(round(cur_width * ratio)),
+                          int(round(cur_height * ratio)))
         if new_dimensions[0] > cur_width or \
            new_dimensions[1] > cur_height:
             if not self.upscale:
diff --git a/imagekit/utils.py b/imagekit/utils.py
index cf829e2..637433e 100644
--- a/imagekit/utils.py
+++ b/imagekit/utils.py
@@ -1,9 +1,9 @@
-""" ImageKit utility functions """
+import tempfile
+import types
 
-import tempfile, types
 from django.utils.functional import wraps
-from lib import Image
 
+from imagekit.lib import Image
 
 
 def img_to_fobj(img, format, **kwargs):
@@ -49,4 +49,3 @@ def _wrap_copy(f):
             pass
         return img
     return copy
-