_pypy_interact.py 文件源码

def run_simple_interactive_console(mainmodule):
    import code
    if mainmodule is None:
        import __main__ as mainmodule
    console = code.InteractiveConsole(mainmodule.__dict__, filename='<stdin>')
    # some parts of code.py are copied here because it seems to be impossible
    # to start an interactive console without printing at least one line
    # of banner
    more = 0
    while 1:
        try:
            if more:
                prompt = getattr(sys, 'ps2', '... ')
            else:
                prompt = getattr(sys, 'ps1', '>>> ')
            try:
                line = raw_input(prompt)
                # Can be None if sys.stdin was redefined
                encoding = getattr(sys.stdin, 'encoding', None)
                if encoding and not isinstance(line, unicode):
                    line = line.decode(encoding)
            except EOFError:
                console.write("\n")
                break
            else:
                more = console.push(line)
        except KeyboardInterrupt:
            console.write("\nKeyboardInterrupt\n")
            console.resetbuffer()
            more = 0

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