#NEWLINE# def unsubscribe_all_channel( channel_name , exclude ) : #NEWLINE# #INDENT# '\n  unsubscribe all the clients from the channel except those in the exclude list\n  \n  channel_name - name of the channel\n  exclude - a list of clients to exclude from this operation\n  ' #NEWLINE# unsubscribe_many ( { #NEWLINE# #INDENT# exclude : filter ( ( lambda x : ( not ( x in exclude ) ) ) , get_channel_clients ( channel_name ) ) , #NEWLINE# #UNINDENT# } )