#NEWLINE# def __call__( self , server_descriptions ) : #NEWLINE# #INDENT# 'Return matching ServerDescriptions from a list.' #NEWLINE# secondaries = secondary_with_tags_server_selector ( self . tag_sets , server_descriptions ) #NEWLINE# if secondaries : #NEWLINE# #INDENT# return secondaries #NEWLINE# #UNINDENT# else : #NEWLINE# #INDENT# return writable_server_selector ( server_descriptions )