When it comes to float numbers, you can use format specifiers: ... the number with as many digits as Python calculates In [5]: f'{1.2345 + 3 ... ... <看更多>

There are four major ways to format strings in Python. ... <number of digits>f - Floating point numbers with a fixed amount of digits to the right of the ... ... <看更多>

How to format your string? ... 除了 %s 以外，還可以用 %d 代表整數(Integer)； %.4f 代表浮點數(Float)，其中 .f 代表小數點後四位數。 ... <看更多>

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In fact this would be sufficient: return '{0:1.3f}'.format(s). (provided that the argument passed is a float). ... <看更多>