def METHOD_NAME(self):
    """Structure energy evaluation - dot-bracket string - verbose output"""
    fc = RNA.fold_compound(seq1)
    filename= "test_RNA-mfe_eval.py.out"
    try:
        with open(filename, 'w') as f:
            print(filename ," is opened for writing")
            energy = fc.eval_structure_verbose(struct1, f)
            energy2 = fc.eval_structure_verbose(struct1)
            self.assertEqual("%6.2f" % energy, "%6.2f" % -5.60)
            print( struct1, "[ %6.2f ]" % energy)
    except IOError:
        print("Could not open ", filename)