from decimal import getcontext, Decimal
context = getcontext()
print(context)
dec = Decimal('1.17')
print(dec)
result = dec**5
print(result)
context.prec = 3
result = dec**5
print(result)
'''
run:
Context(prec=28, rounding=ROUND_HALF_EVEN, Emin=-999999, Emax=999999, capitals=1, clamp=0, flags=[], traps=[InvalidOperation, DivisionByZero, Overflow])
1.17
2.1924480357
2.19
'''