使用python 中的join函数, 即可实现
example
In [77]: test = "12344345345"
In [78]: test
Out[78]: '12344345345'
In [79]: result = " ".join(test)
In [80]: result
Out[80]: '1 2 3 4 4 3 4 5 3 4 5'
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使用python 中的join函数, 即可实现
In [77]: test = "12344345345"
In [78]: test
Out[78]: '12344345345'
In [79]: result = " ".join(test)
In [80]: result
Out[80]: '1 2 3 4 4 3 4 5 3 4 5'
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