Created "fields" module

This should give us a little more structure as IK grows.

README.rst

@@ -33,7 +33,7 @@ Much like ``django.db.models.ImageField``, Specs are defined as properties
 of a model class::
 
     from django.db import models
-    from imagekit.models import ImageSpecField
+    from imagekit.models.fields import ImageSpecField
 
     class Photo(models.Model):
         original_image = models.ImageField(upload_to='photos')
@@ -48,7 +48,7 @@ an ImageFile-like object (just like with a normal
     photo.original_image.url # > '/media/photos/birthday.tiff'
     photo.formatted_image.url # > '/media/cache/photos/birthday_formatted_image.jpeg'
 
-Check out ``imagekit.models.ImageSpecField`` for more information.
+Check out ``imagekit.models.fields.ImageSpecField`` for more information.
 
 
 Processors
@@ -59,7 +59,7 @@ something to it, and return the result. By providing a list of processors to
 your spec, you can expose different versions of the original image::
 
     from django.db import models
-    from imagekit.models import ImageSpecField
+    from imagekit.models.fields import ImageSpecField
     from imagekit.processors import resize, Adjust
 
     class Photo(models.Model):

imagekit/models/__init__.py

@@ -0,0 +1,9 @@
+from .fields import ImageSpecField, ProcessedImageField
+
+
+class ImageSpec(ImageSpecField):
+    def __init__(self, *args, **kwargs):
+        warnings.warn('ImageSpec has been moved to'
+                ' imagekit.models.fields.ImageSpecField. Please use that'
+                ' instead.', DeprecationWarning)
+        super(ImageSpec, self).__init__(*args, **kwargs)

imagekit/models/fields.py

@@ -102,13 +102,6 @@ class ImageSpecField(_ImageSpecFieldMixin):
                 dispatch_uid='%s.delete' % uid)
 
 
-class ImageSpec(ImageSpecField):
-    def __init__(self, *args, **kwargs):
-        warnings.warn('ImageSpec has been renamed to ImageSpecField. Please'
-                ' use that instead.', DeprecationWarning)
-        super(ImageSpec, self).__init__(*args, **kwargs)
-
-
 def _get_suggested_extension(name, format):
     original_extension = os.path.splitext(name)[1]
     try:
@@ -374,7 +367,7 @@ class ProcessedImageField(models.ImageField, _ImageSpecFieldMixin):
         The ProcessedImageField constructor accepts all of the arguments that
         the :class:`django.db.models.ImageField` constructor accepts, as well
         as the ``processors``, ``format``, and ``options`` arguments of
-        :class:`imagekit.models.ImageSpecField`.
+        :class:`imagekit.models.fields.ImageSpecField`.
 
         """
         if 'quality' in kwargs:
@@ -398,4 +391,4 @@ try:
 except ImportError:
     pass
 else:
-    add_introspection_rules([], [r'^imagekit\.models\.ProcessedImageField$'])
+    add_introspection_rules([], [r'^imagekit\.models\.fields\.ProcessedImageField$'])

tests/core/tests.py

@@ -9,7 +9,7 @@ from django.test import TestCase
 
 from imagekit import utils
 from imagekit.lib import Image
-from imagekit.models import ImageSpecField
+from imagekit.models.fields import ImageSpecField
 from imagekit.processors import Adjust
 from imagekit.processors.resize import Fill
 from imagekit.processors.crop import SmartCrop