Add r to regex

inspect_vo_registry.py

@@ -59,7 +59,7 @@ def _save_result_set_to_file(result_set, path):
 
 
 def _parse_cone_search_ra_dec_radius(cone_search_string):
-    cone_search_pattern = '^\s*\((.*),\s*(.*),\s*(.*)\)\s*$'
+    cone_search_pattern = r'^\s*\((.*),\s*(.*),\s*(.*)\)\s*$'
     try:
         groups = re.search(cone_search_pattern, cone_search_string).groups()
         ra, dec, radius = map(float, groups)