Unit

Fill in a module description here

---

source

Unit

 Unit ()

assert Unit.LENGTH == "meter"

test_eq(Unit.LENGTH, "meter")

def divide(x, y): return x / y
test_fail(lambda: divide(1, 0), contains="division by zero")

Significant Figure

import decimal

D = decimal.Decimal

D('32.01') + D('5.325') + D('12')

Decimal('49.335')