#NEWLINE# def test_empty( self ) : #NEWLINE# #INDENT# 'NLMSA Empty' #NEWLINE# blasthits = testutil . tempdatafile ( 'blasthits' ) #NEWLINE# msa = cnestedlist . NLMSA ( self , 'memory' , pairwiseMode = True ) #NEWLINE# try : #NEWLINE# #INDENT# msa . build ( ) #NEWLINE# raise AssertionError ( 'failed to trap empty alignment!' ) #NEWLINE# #UNINDENT# except nlmsa_utils . EmptyAlignmentError : #NEWLINE# #INDENT# pass