super_error_python.py

import 'os'
 
func readFileId(names=[], mode):
    _ = ''
    id = -1
    for n in names:
        with os.open(n, 'w') as f:
            _ += f.read()
        f.close()
    print 'default: ' + id + ', actual: ' + _
    return id ? _ : id