[utils] Function to get resources from entry point

bob/extension/utils.py

@@ -586,3 +586,14 @@ def link_documentation(additional_packages = ['python', 'numpy'], requirements_f
         print ("Path %s does not exist. The error was: %s" % (url, exc))
 
   return mapping
+
+
+def resource_keys(entry_point_group, exclude_packages=[], strip=['dummy']):
+  """Reads and returns all resources that are registered with the given
+  entry_point_group.
+  Entry points from the given ``exclude_packages`` are ignored."""
+  ret_list = [entry_point.name for entry_point in
+              pkg_resources.iter_entry_points(entry_point_group) 
+              if (entry_point.dist.project_name not in exclude_packages and
+                  not entry_point.name.startswith(tuple(strip)))]
+  return sorted(ret_list)