Python float to Decimal conversion

Question

Python Decimal doesn\'t support being constructed from float; it expects that you have to convert float to a string first.

This is very inconvenient since standard

Answer 1

The main answer is slightly misleading. The g format ignores any leading zeroes after the decimal point, so format(0.012345, ".2g") returns 0.012 - three decimal places. If you need a hard limit on the number of decimal places, use the f formatter: format(0.012345, ".2f") == 0.01