def import_rules(_rules):
try:
rules_file = import_module(_rules)
logger.info('Rules file found and bridges imported')
return rules_file
except ImportError:
logger.info('Rules file not found. Initializing defaults')
rules_file = ModuleType('rules_file')
rules_file.ACL = {'SID': {}, 'TGID': {}}
return rules_file
