how to define a decimal in 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: w=how to tell if decimal in python

i = 100
f = 1.23

print(type(i))
print(type(f))
# <class 'int'>
# <class 'float'>