Keymap: skip loading the keymap preset in background mode

Caused a crash on exit and isn't needed.

release/scripts/modules/bpy/utils/__init__.py

@@ -146,6 +146,7 @@ def load_scripts(reload_scripts=False, refresh_scripts=False):
     """
     use_time = use_class_register_check = _bpy.app.debug_python
     use_user = not _is_factory_startup
+    is_background = _bpy.app.background
 
     if use_time:
         import time
@@ -261,17 +262,20 @@ def load_scripts(reload_scripts=False, refresh_scripts=False):
         _addon_utils.reset_all(reload_scripts=reload_scripts)
     del _initialize
 
-    # Load the default key configuration.
-    filepath = preset_find("blender", "keyconfig")
-    if filepath:
-        keyconfig_set(filepath)
+    if not is_background:
+        # Load the default key configuration.
+        filepath = preset_find("blender", "keyconfig")
+        if filepath:
+            keyconfig_set(filepath)
 
-    # run the active integration preset
-    filepath = preset_find(_user_preferences.inputs.active_keyconfig,
-                           "keyconfig")
+        # run the active integration preset
+        filepath = preset_find(
+            _user_preferences.inputs.active_keyconfig,
+            "keyconfig",
+        )
 
-    if filepath:
-        keyconfig_set(filepath)
+        if filepath:
+            keyconfig_set(filepath)
 
     if reload_scripts:
         import gc