minor changes to the python api.

- pep8 script was giving an error on non utf8 scons source files.
- use PyList_SET_ITEM macro when list type is ensured.
- all mathutils types use subtypes to create new types when available.
- use defines MAT3_UNITY, MAT4_UNITY to initialize unit matrices.

1 files changed, 1 insertions, 1 deletions

diff --git a/source/blender/editors/transform/transform.c b/source/blender/editors/transform/transform.c
index 34c0e17f7d2..f18839836c0 100644
--- a/source/blender/editors/transform/transform.c
+++ b/source/blender/editors/transform/transform.c
@@ -560,7 +560,7 @@ wmKeyMap* transform_modal_keymap(wmKeyConfig *keyconf)
 
 int transformEvent(TransInfo *t, wmEvent *event)
 {
-	float mati[3][3] = {{1.0f, 0.0f, 0.0f}, {0.0f, 1.0f, 0.0f}, {0.0f, 0.0f, 1.0f}};
+	float mati[3][3]= MAT3_UNITY;
 	char cmode = constraintModeToChar(t);
 	int handled = 1;