Remove unused imports, trailing whitespace.

Add test dependencies.

setup.py

@@ -29,6 +29,8 @@ def read(*rnames):
 tests_require = [
     'zope.app.wsgi [test]',
     'zope.configuration',
+    'zope.container',
+    'zope.site',
     'zope.testing',
     ]
 

src/grokcore/view/components.py

@@ -21,11 +21,10 @@
 from zope import component
 from zope import interface
 from zope.browserresource import directory
-from zope.browserresource.file import FileResourceFactory
 from zope.browserresource.interfaces import IResourceFactoryFactory
 from zope.pagetemplate import pagetemplate, pagetemplatefile
 from zope.pagetemplate.engine import TrustedAppPT
-from zope.ptresource.ptresource import PageTemplateResourceFactory 
+from zope.ptresource.ptresource import PageTemplateResourceFactory
 from zope.publisher.browser import BrowserPage
 from zope.publisher.interfaces import NotFound
 from zope.publisher.publish import mapply
@@ -41,7 +40,7 @@ class ViewSupport(object):
     @property
     def response(self):
         return self.request.response
-    
+
     @property
     def body(self):
         return self.request.bodyStream.getCacheStream().read()
@@ -68,7 +67,7 @@ def url(self, obj=None, name=None, data=None):
         elif name is not None and obj is None:
             # create URL to view on context
             obj = self.context
-            
+
         return util.url(self.request, obj, name, data)
 
 
@@ -127,7 +126,7 @@ def __getitem__(self, key):
                       "View %r, macro %s" % (self, key),
                       DeprecationWarning, 1)
         return value
-    
+
     def update(self, **kwargs):
         pass
 
@@ -259,7 +258,7 @@ def __init__(self, filename, _prefix=None):
 
 class DirectoryResource(directory.DirectoryResource):
     forbidden_names = ('.svn', )
-    
+
     def get(self, name, default=_marker):
 
         for pat in self.forbidden_names:
@@ -268,7 +267,7 @@ def get(self, name, default=_marker):
                     raise NotFound(None, name)
                 else:
                     return default
-        
+
         path = self.context.path
         filename = os.path.join(path, name)
         isfile = os.path.isfile(filename)

src/grokcore/view/ftests/test_functional.py

@@ -1,11 +1,10 @@
 import re
 import unittest
-import os.path
 import grokcore.view
 
 from pkg_resources import resource_listdir
 from zope.testing import doctest, renormalizing
-from zope.app.wsgi.testlayer import BrowserLayer, http
+from zope.app.wsgi.testlayer import BrowserLayer
 
 FunctionalLayer = BrowserLayer(grokcore.view)