Question

How to generate random floating point numbers with SystemRandom class in Python

Answer 1

import random


r1 = random.SystemRandom()
r2 = random.SystemRandom()

for i in range(5):
    print('%04.3f  %04.3f' % (r1.random(), r2.random()))

'''
run:

0.277  0.388
0.294  0.359
0.433  0.784
0.804  0.201
0.057  0.038

'''

 

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Answer 2

import random
import time

seed = time.time()
r1 = random.SystemRandom(seed)
r2 = random.SystemRandom(seed)

for i in range(5):
    print('%04.3f  %04.3f' % (r1.random(), r2.random()))

'''
run:

0.958  0.376
0.077  0.805
0.065  0.810
0.421  0.666
0.195  0.846

'''

 

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