Existing subsets hints in creator

avalon/api.py

@@ -59,6 +59,8 @@
     registered_plugin_paths,
     registered_root,
 
+    last_discovered_plugins,
+
     deregister_plugin,
     deregister_plugin_path,
 

avalon/pipeline.py

@@ -40,6 +40,8 @@
 self._is_installed = False
 self._config = None
 self.data = {}
+# The currently registered plugins from the last `discover` call.
+self.last_discovered_plugins = {}
 
 log = logging.getLogger(__name__)
 
@@ -803,7 +805,11 @@ def discover(superclass):
             print("Warning: Overwriting %s" % plugin.__name__)
         plugins[plugin.__name__] = plugin
 
-    return sorted(plugins.values(), key=lambda Plugin: Plugin.__name__)
+    sorted_plugins = sorted(
+        plugins.values(), key=lambda Plugin: Plugin.__name__
+    )
+    self.last_discovered_plugins[superclass.__name__] = sorted_plugins
+    return sorted_plugins
 
 
 def plugin_from_module(superclass, module):

avalon/tools/creator/app.py

@@ -349,9 +349,9 @@ def _on_data_changed(self):
                 defaults = list(plugin.defaults)
 
             # Replace
-            compare_regex = re.compile(
-                subset_name.replace(user_input_text, "(.+)")
-            )
+            compare_regex = re.compile(re.sub(
+                user_input_text, "(.+)", subset_name, flags=re.IGNORECASE
+            ))
             subset_hints = set()
             if user_input_text:
                 for _name in existing_subset_names:

avalon/tvpaint/lib.py

@@ -192,6 +192,7 @@ def groups_data():
 
     output = parse_group_data(data)
     os.remove(output_filepath)
+    return output
 
 
 def get_layers_pre_post_behavior(layer_ids):