#NEWLINE# def test_normalization_of_empty_input( self ) : #NEWLINE# #INDENT# empties = ( '' , '' , '' ) #NEWLINE# for ( description , input ) in ( ( 'empty string' , '' ) , ( 'None' , None ) ) : #NEWLINE# #INDENT# template = 'normalize() returns empty strings for %s input' #NEWLINE# eq_ . description = ( template % description ) #NEWLINE# ( yield ( eq_ , normalize ( input ) , empties ) ) #NEWLINE# del eq_ . description