Merge pull request #3274 from pypeclub/bugfix/look-skip-empty-filenam…

…e-attributes

Maya look: skip empty file attributes

openpype/hosts/maya/plugins/publish/collect_look.py

@@ -603,6 +603,18 @@ def collect_resources(self, node):
  source,
  computed_source))
 
+ # renderman allows nodes to have filename attribute empty while
+ # you can have another incoming connection from different node.
+ pxr_nodes = set()
+ if cmds.pluginInfo("RenderMan_for_Maya", query=True, loaded=True):
+ pxr_nodes = set(
+ cmds.pluginInfo("RenderMan_for_Maya",
+ query=True,
+ dependNode=True)
+ )
+ if not source and cmds.nodeType(node) in pxr_nodes:
+ self.log.info("Renderman: source is empty, skipping...")
+ continue
  # We replace backslashes with forward slashes because V-Ray
  # can't handle the UDIM files with the backslashes in the
  # paths as the computed patterns