New python programmers discover something strange the first time they use the built-in round function: $ python -c ‘print(round(0.5), round(1.5), round(2.5))’0 2 2 Did you expect to see…| the tmp files
Source code: Lib/decimal.py The decimal module provides support for fast correctly rounded decimal floating-point arithmetic. It offers several advantages over the float datatype: Decimal “is based...| Python documentation
This module provides access to the mathematical functions defined by the C standard. These functions cannot be used with complex numbers; use the functions of the same name from the cmath module if...| Python documentation