Core: Implement USD workflow with global asset/shot contributions plug-in

client/ayon_core/hosts/houdini/api/lib.py

@@ -447,6 +447,28 @@ def maintained_selection():
                 node.setSelected(on=True)
 
 
+@contextmanager
+def parm_values(overrides):
+    """Override Parameter values during the context.
+    Arguments:
+        overrides (List[Tuple[hou.Parm, Any]]): The overrides per parm
+            that should be applied during context.
+    """
+
+    originals = []
+    try:
+        for parm, value in overrides:
+            originals.append((parm, parm.eval()))
+            parm.set(value)
+        yield
+    finally:
+        for parm, value in originals:
+            # Parameter might not exist anymore so first
+            # check whether it's still valid
+            if hou.parm(parm.path()):
+                parm.set(value)
+
+
 def reset_framerange(fps=True, frame_range=True):
     """Set frame range and FPS to current folder."""
 

client/ayon_core/hosts/houdini/api/plugin.py

@@ -190,6 +190,7 @@ def create(self, product_name, instance_data, pre_create_data):
 
             instance_data["instance_node"] = instance_node.path()
             instance_data["instance_id"] = instance_node.path()
+            instance_data["families"] = self.get_publish_families()
             instance = CreatedInstance(
                 self.product_type,
                 product_name,
@@ -238,6 +239,7 @@ def collect_instances(self):
             node_path = instance.path()
             node_data["instance_id"] = node_path
             node_data["instance_node"] = node_path
+            node_data["families"] = self.get_publish_families()
             if "AYON_productName" in node_data:
                 node_data["productName"] = node_data.pop("AYON_productName")
 
@@ -267,6 +269,7 @@ def imprint(self, node, values, update=False):
             values["AYON_productName"] = values.pop("productName")
         values.pop("instance_node", None)
         values.pop("instance_id", None)
+        values.pop("families", None)
         imprint(node, values, update=update)
 
     def remove_instances(self, instances):
@@ -308,6 +311,21 @@ def customize_node_look(
         node.setUserData('nodeshape', shape)
         node.setColor(color)
 
+    def get_publish_families(self):
+        """Return families for the instances of this creator.
+
+        Allow a Creator to define multiple families so that a creator can
+        e.g. specify `usd` and `usdrop`.
+
+        There is no need to override this method if you only have the
+        primary family defined by the `product_type` property as that will
+        always be set.
+
+        Returns:
+            List[str]: families for instances of this creator
+        """
+        return []
+
     def get_network_categories(self):
         """Return in which network view type this creator should show.