Merge branch 'master' into blender2.8

release/scripts/modules/bl_app_override/__init__.py

@@ -147,10 +147,12 @@ def ui_draw_filter_register(
             return super().operator(*args, **kw)
 
     def draw_override(func_orig, self_real, context):
-        # simple, no wrapping
-        # return func_orig(self_wrap, context)
+        cls_real = self_real.__class__
+        if cls_real is super:
+            # simple, no wrapping
+            return func_orig(self_real, context)
 
-        class Wrapper(self_real.__class__):
+        class Wrapper(cls_real):
             __slots__ = ()
             def __getattribute__(self, attr):
                 if attr == "layout":

release/scripts/modules/bpy/__init__.py

@@ -48,11 +48,11 @@ def main():
     import sys
 
     # Possibly temp. addons path
-    from os.path import join, dirname, normpath
-    sys.path.append(normpath(join(dirname(__file__),
-                                  "..", "..", "addons", "modules")))
-    sys.path.append(join(utils.user_resource('SCRIPTS'),
-                         "addons", "modules"))
+    from os.path import join, dirname
+    sys.path.extend([
+        join(dirname(dirname(dirname(__file__))), "addons", "modules"),
+        join(utils.user_resource('SCRIPTS'), "addons", "modules"),
+    ])
 
     # fake module to allow:
     #   from bpy.types import Panel

release/scripts/startup/bl_operators/__init__.py

@@ -21,8 +21,7 @@
 # support reloading sub-modules
 if "bpy" in locals():
     from importlib import reload
-    for val in _modules_loaded:
-        reload(val)
+    _modules_loaded[:] = [reload(val) for val in _modules_loaded]
     del reload
 
 _modules = [
@@ -73,4 +72,5 @@ def unregister():
     from bpy.utils import unregister_class
     for mod in reversed(_modules_loaded):
         for cls in reversed(mod.classes):
-            unregister_class(cls)
+            if cls.is_registered:
+                unregister_class(cls)

release/scripts/startup/bl_ui/__init__.py

@@ -23,8 +23,7 @@
 # support reloading sub-modules
 if "bpy" in locals():
     from importlib import reload
-    for val in _modules_loaded:
-        reload(val)
+    _modules_loaded[:] = [reload(val) for val in _modules_loaded]
     del reload
 
 _modules = [
@@ -150,7 +149,8 @@ def unregister():
     from bpy.utils import unregister_class
     for mod in reversed(_modules_loaded):
         for cls in reversed(mod.classes):
-            unregister_class(cls)
+            if cls.is_registered:
+                unregister_class(cls)
 
 # Define a default UIList, when a list does not need any custom drawing...
 # Keep in sync with its #defined name in UI_interface.h