python随机数怎么生成，python随机数生成的常用方法

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import random

#1、随机整数：包含上下限：[a, b]

for i in range(10): print(random.randint(0,5),end=" | ")

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import random

#2.随机整数：不包含上限：[a, b）

for i in range(10): print(random.randrange(0,5),end=" | ")

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#3.随机选取指定范围内（指定基数）递增集合中的随机数

for i in range(10): print(random.randrange(0,10,2),end=" | ")

print()

for i in range(10): print(random.choice(range(0,10,2)),end=" | ")

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#4 0-1之间的随机浮点数

for i in range(10): print(random.random())

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#5.随机浮点数

for i in range(10): print(random.uniform(1,10),end="|")

print()

for i in range(10): print(random.uniform(10,1),end="|")

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#6.随机字符

for i in range(10):  print(random.choice('abcdefghijklmnopqrstuvwxyz!@#$%^&*()'),end="|")

print()

for i in range(10):  print(random.choice("helloworld"),end="|")

print()

for i in range(10):  print(random.choice(["python", "java", "c", "c++", "golang"]),end="|")

print()

for i in range(10):  print(random.choice(("js", "python", "ruby")),end="|")

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#7.多个字符中生成指定数量的随机字符,返回数组格式

print(random.sample('abcdefghijklmnopqrstuvwxyz',5))

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str = ''.join(random.sample('abcdefghijklmnopqrstuvwxyz',5))

print(str)

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import random

print(random.uniform(1, 10))

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import random

print(random.gauss(5, 1))  #(均值为 5， 标准差为 1)

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import random

print(random.expovariate(0.2))