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+import random
+
+# 生成一个随机整数
+num = random.randint(1, 10)
+print(num)
+
+# 从序列中随机选择一个元素
+fruits = ['apple', 'banana', 'orange']
+fruit = random.choice(fruits)
+print(fruit)
+
+# 打乱序列中元素的顺序
+random.shuffle(fruits)
+print(fruits)
+
+# 生成一个 0 到 1 之间的随机小数
+r = random.uniform(1,2)
+print('%.2f' % r)