async_sub.py 文件源码

def _example():
    if sys.platform == 'win32':
        shell, commands, tail = ('cmd', ('echo "hello"', 'echo "HELLO WORLD"'), '\r\n')
    else:
        shell, commands, tail = ('sh', ('ls', 'echo HELLO WORLD'), '\n')

    a = Popen(shell, stdin=PIPE, stdout=PIPE)
    sys.stdout.write(a.read_async())
    sys.stdout.write(" ")
    for cmd in commands:
        a.send_all(cmd + tail)
        sys.stdout.write(a.read_async())
        sys.stdout.write(" ")
    a.send_all('exit' + tail)
    print (a.read_async(e=0))
    a.wait()

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