def parse_routing_rules(routing_config, hostname):
 rules = []
 for (prefix, relative_redirects) in routing_config.items():
  for (postfix, destination) in relative_redirects.items():
   destination.setdefault('http_redirect_code', '302')
   destination['protocol'] = 'https'
   if ('hostname' not in destination.keys()):
    destination['hostname'] = hostname
    for key in ('replace_key', 'replace_key_prefix'):
     if (key in destination):
      destination[key] = (prefix + destination[key])
   rules.append(RoutingRule.when(key_prefix=(prefix + postfix)).then_redirect(**destination))
 return RoutingRules(sorted(rules, key=(lambda rule: rule.condition.key_prefix), reverse=True))

def parse_routing_rules ( routing_config , hostname ) : rules = [ ] for ( prefix , relative_redirects ) in routing_config . items ( ) : for ( postfix , destination ) in relative_redirects . items ( ) : destination . setdefault ( 'http_redirect_code' , '302' ) destination [ 'protocol' ] = 'https' if ( 'hostname' not in destination . keys ( ) ) : destination [ 'hostname' ] = hostname for key in ( 'replace_key' , 'replace_key_prefix' ) : if ( key in destination ) : destination [ key ] = ( prefix + destination [ key ] ) rules . append ( RoutingRule . when ( key_prefix = ( prefix + postfix ) ) . then_redirect ( ** destination ) ) return RoutingRules ( sorted ( rules , key = ( lambda rule : rule . condition . key_prefix ) , reverse = True ) )
parse routing rule description .