Rigify: removed "from rigfy import X" statements where possible.

This makes it much easier for e.g. someone to branch Rigify for
custom purposes, since there won't be weird name conflicts.

Also changed from using __import__() for dynamic imports to using
importlib.import_module().  This simplifies the code and should
be more robust.

Finally, misc pep8 cleanups.

1 files changed, 5 insertions, 5 deletions

diff --git a/rigify/rigs/spine.py b/rigify/rigs/spine.py
index 56888c8a..332c6f43 100644
--- a/rigify/rigs/spine.py
+++ b/rigify/rigs/spine.py
@@ -26,13 +26,13 @@ from math import floor
 
 import bpy
 from mathutils import Vector
-from rigify.utils import MetarigError
-from rigify.utils import copy_bone, new_bone, flip_bone, put_bone
-from rigify.utils import connected_children_names
-from rigify.utils import strip_org, make_mechanism_name, make_deformer_name
-from rigify.utils import obj_to_bone, create_circle_widget, create_compass_widget
 from rna_prop_ui import rna_idprop_ui_prop_get
 
+from ..utils import MetarigError
+from ..utils import copy_bone, new_bone, flip_bone, put_bone
+from ..utils import connected_children_names
+from ..utils import strip_org, make_mechanism_name, make_deformer_name
+from ..utils import obj_to_bone, create_circle_widget, create_compass_widget
 
 script = """
 main = "%s"