1 import math

     2 from unittest import TestCase

     3 

     4 import json

     5 

     6 class TestFloat(TestCase):

     7     def test_floats(self):

     8         for num in [1617161771.7650001, math.pi, math.pi**100, math.pi**-100]:

     9             self.assertEquals(float(json.dumps(num)), num)