import random
# 1）隨機(jī)小數(shù)
print(random.random()) # 獲取大于0且小于1 之間的小數(shù)  random.random()
print(random.uniform(1, 4))   # 獲取大于1小于3的小數(shù)
# 2）隨機(jī)整數(shù)
print(random.randint(1, 9))   # 獲取大于等于1且小于等于9之間的整數(shù)
print(random.randrange(1, 9))  # 獲取大于等于1且小于9之間的整數(shù)
print(random.randrange(1, 9, 2))# 獲取大于等于1且小于9之間的奇數(shù)
# 3）隨機(jī)選擇一個(gè)返回值
print(random.choice([1, '23', [4, 5]]))  # 返回1或者23或者[1,5]
# 4）隨機(jī)選擇多個(gè)返回值，返回的個(gè)數(shù)為函數(shù)的第二個(gè)參數(shù)
print(random.sample([1, '23', [4, 5]],2)) # 返回列表元素任意2個(gè)組合作為一個(gè)列表
# 5）打亂列表順序
lis = [1, 2, 3, 4, 5, 6]
random.shuffle(lis)        # shuffle 打亂順序
print(lis)
lis1 = [5, 1, 3, 7, 9]
random.shuffle(lis1)
print(lis1)

# 傻瓜式純數(shù)字實(shí)現(xiàn)
import random
ran = random.randint(100000, 999999)
# ran = random.randrange(100000, 1000000)
print(ran)
# 常規(guī)實(shí)現(xiàn)
import random
l = []
for i in range(6):
   rand_num = random.randint(0, 9)
   l.append(str(rand_num))
print(''.join(l))

# 進(jìn)階實(shí)現(xiàn)

import random
l = []
for i in range(6):
  alpha = chr(random.randint(65, 90))       # random.randrange(65,91)
  alpha_lower = chr(random.randint(97, 122))   # random.randrange(65.91)
  num = str(random.randint(0, 9))
  ret = random.choice([alpha,num,alpha_lower])
  l.append(ret)
print(''.join(l))