style: remove trailing white-spaces

.travis.yml

@@ -12,5 +12,5 @@ before_install:
   - sudo apt-get install cmake
   - "./.travis.sh"
 
-script: 
+script:
   - python setup.py test

setup.py

@@ -56,7 +56,7 @@ class TestCommand(Command):
     """Command for running unittests without install."""
 
     user_options = [("args=", None, '''The command args string passed to
-                                    unittest framework, such as 
+                                    unittest framework, such as
                                      --args="-v -f"''')]
 
     def initialize_options(self):

src/pygit2/error.c

@@ -56,9 +56,9 @@ PyObject* Error_set(int err)
         PyErr_SetNone(Error_type(err));
     } else { //critical failure
         const git_error* error = giterr_last();
-        char* message = (error == NULL) ? 
+        char* message = (error == NULL) ?
                 "(No error information given)" : error->message;
-        
+
         PyErr_SetString(Error_type(err), message);
     }
 

src/pygit2/repository.c

@@ -165,7 +165,7 @@ Repository_head(Repository *self)
     git_reference *head;
     const git_oid *oid;
     int err;
-    
+
     err = git_repository_head(&head, self->repo);
     if(err < 0) {
       if(err == GIT_ENOTFOUND)
@@ -416,7 +416,7 @@ Repository_create_blob(Repository *self, PyObject *args)
 
     if (!PyArg_ParseTuple(args, "s#", &raw, &size))
       return NULL;
-    
+
     err = git_blob_create_frombuffer(&oid, self->repo, (const void*)raw, size);
 
     if (err < 0)

test/test_revwalk.py

@@ -59,10 +59,11 @@ REVLOGS = [
 
 class RevlogTestTest(utils.RepoTestCase):
     def test_log(self):
-      ref = self.repo.lookup_reference('HEAD')
-      for i,entry in enumerate(ref.log()):
-        self.assertEqual(entry.committer.name, REVLOGS[i][0]) 
-        self.assertEqual(entry.message, REVLOGS[i][1]) 
+        ref = self.repo.lookup_reference('HEAD')
+        for i,entry in enumerate(ref.log()):
+            self.assertEqual(entry.committer.name, REVLOGS[i][0])
+            self.assertEqual(entry.message, REVLOGS[i][1])
+
 
 class WalkerTest(utils.RepoTestCase):
 

test/test_tag.py

@@ -65,7 +65,7 @@ class TagTest(utils.BareRepoTestCase):
 
         target_prefix = target[:5]
         too_short_prefix = target[:3]
-        self.assertRaises(ValueError, self.repo.create_tag, name, 
+        self.assertRaises(ValueError, self.repo.create_tag, name,
                           too_short_prefix, pygit2.GIT_OBJ_BLOB, tagger,
                           message)
         sha = self.repo.create_tag(name, target_prefix, pygit2.GIT_OBJ_BLOB,