写入正则表达式模式

Question

请帮助我写正则表达式

Searh样本字符串：

Andersen, T.G., Bollerslev, T., Diebold, F.X., Labys, P., 2003. Modeling and forecasting realized volatility. Econometrica 71, 579-626.

必须匹配（文本可能包含双（或更多）空格，换行符和破折号：：

    Andersen, T.G., Bollerslev, T., Diebold, F.X., Labys, P., 2003.  Mode-

ling and forecasting realized volatility. Econometrica 71, 579-626.

谢谢，最好的问候

Answer 1

   regex = r"[^ \n]+[ \n]+[^ \n]+"

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