The command line is just showing you the full floating point form from memory. With floating point representation, your rounded version is the same number. ... <看更多>

In python, you have floats and decimals that can be rounded. If you care about the accuracy of rounding, use decimal type. If you use floats, you will have ... ... <看更多>

Python has a built-in function round() that will, as the name suggests, ... method or %-sign notation). .xf will round a floating-point number off to x ... ... <看更多>