reduce imports on startup

release/scripts/modules/addon_utils.py

@@ -369,7 +369,6 @@ def reset_all(reload_scripts=False):
     Sets the addon state based on the user preferences.
     """
     import sys
-    import imp
 
     # RELEASE SCRIPTS: official scripts distributed in Blender releases
     paths_list = paths()
@@ -381,6 +380,7 @@ def reset_all(reload_scripts=False):
 
             # first check if reload is needed before changing state.
             if reload_scripts:
+                import imp
                 mod = sys.modules.get(mod_name)
                 if mod:
                     imp.reload(mod)

release/scripts/startup/bl_operators/wm.py

@@ -27,8 +27,6 @@ from bpy.props import (StringProperty,
                        EnumProperty,
                        )
 
-from rna_prop_ui import rna_idprop_ui_prop_get, rna_idprop_ui_prop_clear
-
 from bpy.app.translations import pgettext_tip as tip_
 
 
@@ -1029,6 +1027,8 @@ class WM_OT_properties_edit(Operator):
             )
 
     def execute(self, context):
+        from rna_prop_ui import rna_idprop_ui_prop_get, rna_idprop_ui_prop_clear
+
         data_path = self.data_path
         value = self.value
         prop = self.property
@@ -1080,6 +1080,8 @@ class WM_OT_properties_edit(Operator):
         return {'FINISHED'}
 
     def invoke(self, context, event):
+        from rna_prop_ui import rna_idprop_ui_prop_get
+
         data_path = self.data_path
 
         if not data_path:
@@ -1109,6 +1111,8 @@ class WM_OT_properties_add(Operator):
     data_path = rna_path
 
     def execute(self, context):
+        from rna_prop_ui import rna_idprop_ui_prop_get
+
         data_path = self.data_path
         item = eval("context.%s" % data_path)