Moved API imports from django_downloadview's __init__.py to api.py.

django_downloadview/__init__.py

@@ -1,3 +1,4 @@
+# -*- coding: utf-8 -*-
 """django-downloadview provides generic download views for Django."""
 import pkg_resources
 
@@ -8,12 +9,4 @@ __version__ = pkg_resources.get_distribution(__package__.replace('-', '_')) \
 
 
 # API shortcuts.
-from django_downloadview.response import DownloadResponse  # NoQA
-from django_downloadview.middlewares import (  # NoQA
-    BaseDownloadMiddleware,
-    DownloadDispatcherMiddleware)
-from django_downloadview.nginx import XAccelRedirectMiddleware  # NoQA
-from django_downloadview.views import (PathDownloadView,  # NoQA
-                                       ObjectDownloadView,  # NoQA
-                                       StorageDownloadView,  # NoQA
-                                       VirtualDownloadView)  # NoQA
+from django_downloadview.api import *  # NoQA

django_downloadview/api.py

@@ -0,0 +1,16 @@
+# -*- coding: utf-8 -*-
+"""Declaration of API shortcuts."""
+from django_downloadview.io import StringIteratorIO  # NoQA
+from django_downloadview.files import (StorageFile,  # NoQA
+                                       VirtualFile,
+                                       HTTPFile)
+from django_downloadview.response import (DownloadResponse,  # NoQA
+                                          ProxiedDownloadResponse)
+from django_downloadview.middlewares import (BaseDownloadMiddleware,  # NoQA
+                                             DownloadDispatcherMiddleware)
+from django_downloadview.nginx import XAccelRedirectMiddleware  # NoQA
+from django_downloadview.views import (PathDownloadView,  # NoQA
+                                       ObjectDownloadView,
+                                       StorageDownloadView,
+                                       VirtualDownloadView)
+from django_downloadview.sendfile import sendfile  # NoQA