#NEWLINE# def get_multiple_layers( self , layer_name ) : #NEWLINE# #INDENT# '\n        Returns a list of all the layers in the packet that are of the layer type (an incase-sensitive string).\n        This is in order to retrieve layers which appear multiple times in the same packet (i.e. double VLAN) which cannot be\n        retrieved by easier means.\n        ' #NEWLINE# return [ layer for layer in self . layers if ( layer . layer_name . lower ( ) == layer_name . lower ( ) ) ]