#NEWLINE# def __neg__( self ) : #NEWLINE# #INDENT# result = { #NEWLINE# #INDENT# #NEWLINE# #UNINDENT# } #NEWLINE# for currency in self . values : #NEWLINE# #INDENT# result [ currency ] = ( - self . values [ currency ] ) #NEWLINE# #UNINDENT# return Value ( result , self . precision )