from __future__ import absolute_import, print_function 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, '<heredoc>', 'single')        try:            flush()            exec(c, globalvars)            flush()        except Exception as inst:            flush()            print(repr(inst))