Question

How to use operating systems random number generator in Python

Answer 1

import random

rn1 = random.SystemRandom() 
rn2 = random.SystemRandom()

for i in range(7):          
       print('{:04.3f} {:04.3f}'.format(rn1.random(), rn2.random()))




'''
run:

0.155 0.821
0.425 0.917
0.070 0.318
0.905 0.809
0.503 0.459
0.737 0.611
0.668 0.397

'''

 

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Answer 2

import random
import time

seed = time.time()

rn1 = random.SystemRandom(seed) 
rn2 = random.SystemRandom(seed)

for i in range(7):          
       print('{:04.3f} {:04.3f}'.format(rn1.random(), rn2.random()))




'''
run:

0.908 0.940
0.478 0.642
0.296 0.025
0.782 0.002
0.157 0.650
0.044 0.364
0.217 0.806

'''

 

Cleaner teeth, healthier you!
Get The Secret to a Bright and Healthy Smile