+ common_key_properties = {}
+ if 'common' in config['key_properties'] and\
+ isinstance(config['key_properties'], dict):
+ common_key_properties = config['key_properties']['common']
+ include_aliases(common_key_properties, aliases)
+ elif 'common' in config['key_properties']:
+ warn_print("'common' key in key_properties is not a hash, ignored")
+