Question

How to generate random floating point numbers with seed() function for initializing the pseudorandom generator in Python

Answer 1

import random

random.seed(5)

for i in range(10):
    print('%04.3f' % random.random())

'''
run:

0.623
0.742
0.795
0.942
0.740
0.922
0.029
0.466
0.943
0.649

'''

 

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Answer 2

import random

''' use system time to generate next random number '''
random.seed()

for i in range(10):
    print('%04.3f' % random.random())

'''
run:

0.493
0.173
0.768
0.592
0.174
0.293
0.947
0.921
0.588
0.853

'''

 

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Answer 3

import random

''' generate the same random number '''
random.seed(5)
print('%04.3f' % random.random())

random.seed(5)
print('%04.3f' % random.random())

random.seed(5)
print('%04.3f' % random.random())


'''
run:

0.623
0.623
0.623

'''

 

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Answer 4

import random

''' generate different random number '''
random.seed()
print('%04.3f' % random.random())

random.seed()
print('%04.3f' % random.random())

random.seed()
print('%04.3f' % random.random())


'''
run:

0.660
0.774
0.058

'''

 

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