import sys def flush(): sys.stdout.flush() sys.stderr.flush() globalvars = {} lines = sys.stdin.readlines() while lines: l = lines.pop(0) if l.startswith('SALT'): print(l[:-1]) elif l.startswith('>>> '): snippet = l[4:] while lines and lines[0].startswith('... '): l = lines.pop(0) snippet += l[4:] c = compile(snippet, '', 'single') try: flush() exec(c, globalvars) flush() except Exception as inst: flush() print(repr(inst))