#NEWLINE# def matches( self , rosdep_data_source ) : #NEWLINE# #INDENT# '\n        Check if the datasource matches this configuration.\n\n        :param rosdep_data_source: :class:`DataSource`\n        ' #NEWLINE# return ( not any ( ( set ( rosdep_data_source . tags ) - set ( rosdep_data_source . tags ) ) ) )