Refactor function for matching AOV into new file

openpype/pipeline/farm/patterning.py

@@ -0,0 +1,17 @@
+# -*- coding: utf-8 -*-
+import os
+import re
+
+def match_aov_pattern(self, app, render_file_name):
+    """Matching against a AOV pattern in the render files
+    In order to match the AOV name
+    we must compare against the render filename string 
+    that we are grabbing the render filename string
+    from the collection that we have grabbed from exp_files.    
+    """
+    
+    if app in self.aov_filter.keys():
+        for aov_pattern in self.aov_filter[app]:
+            if re.match(aov_pattern, render_file_name):
+                preview = True
+                return preview