value to decimal python code example
Example 1: decimal in python
>>> from decimal import *
>>> getcontext().prec = 6
>>> Decimal(1) / Decimal(7)
Decimal('0.142857')
>>> getcontext().prec = 28
>>> Decimal(1) / Decimal(7)
Decimal('0.1428571428571428571428571429')
Example 2: fixed precision float python
x = 13.949999999999999999
g = float("{:.2f}".format(x))