python decimal format code example

Example 1: python 2 decimal places

print(format(432.456, ".2f"))

>> 432.45

print(format(321,".2f"))

>> 321.00

Example 2: print decimal formatting in python

a_float = 3.14159
formatted_float = "{:.2f}".format(a_float)

Example 3: python format float

>>> x = 13.949999999999999999
>>> x
13.95
>>> g = float("{:.2f}".format(x))
>>> g
13.95
>>> x == g
True
>>> h = round(x, 2)
>>> h
13.95
>>> x == h
True

Example 4: 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 5: python 2 decimal places format

>>> foobar = 3.141592
>>> print(f'My number is {foobar:.2f} - look at the nice rounding!')

My number is 3.14 - look at the nice rounding!

Example 6: print python format

print('{} {}'.format('one', 'two'))