better loader error handling

openpype/hosts/houdini/api/plugin.py

@@ -1,6 +1,19 @@
+# -*- coding: utf-8 -*-
+"""Houdini specific Avalon/Pyblish plugin definitions."""
+
+import sys
+
 from avalon import houdini
+import hou
+import six
 from openpype.api import PypeCreatorMixin
 
 
 class Creator(PypeCreatorMixin, houdini.Creator):
-    pass
+    def process(self):
+        # reraise as standard Python exception so
+        # Avalon can catch it
+        try:
+            self._process()
+        except hou.Error as er:
+            six.reraise(Exception, er, sys.exc_info()[2])