python if and

I have a python script that can receive either zero or three command line arguments. (Either it runs on default behavior or needs all three values specified.) What's the ideal syntax ...

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Python是一款簡單強大又好用的動態語言,在國外已經流行了十幾年。Python擁有更高的時效性,可以讓您的開發週期更短,並讓您的生產力提升。 簡單易學,並有內建的各種現成的模組 ...

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