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# Untitled

a guest Jun 19th, 2019 67 Never
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1. all_data = [1, 2, 2, 3, 4, 5, 6, 7, 8, 8, 9, 10, 11, 11, 12, 13, 14, 15, 15]
2.
3. >>> random.sample(range(1, 16), 3)
4. [11, 10, 2]
5.
6. population = [1, 2, 3, 4, 5, 6, 5, 4, 3, 2, 1]
7. population = set(population)
8. samples = random.sample(population, 3)
9.
10. all_data = [1,2,3,4,5,6,7,8,9,10,11,12,13,14,15]
11. from random import shuffle
12. shuffle(all_data)
13. res = all_data[:3]# or any other number of items
14.
15. from random import sample
16. number_of_items = 4
17. sample(all_data, number_of_items)
18.
19. all_data = list(set(all_data))
20. shuffle(all_data)
21. res = all_data[:3]# or any other number of items
22.
23. import random
24. L = [1,2,3,4,5,6,7,8,9,10,11,12,13,14,15]
25. random.sample(set(L), x) # where x is the number of samples that you want
26.
27. all_data = [1,2,2,3,4,5,6,7,8,8,9,10,11,11,12,13,14,15,15]
28. choices = []
29. while len(choices) < 3:
30.     selection = random.choice(all_data)
31.     if selection not in choices:
32.         choices.append(selection)
33. print choices
34.
35. all_data = [1,2,2,3,4,5,6,7,8,8,9,10,11,11,12,13,14,15,15]
36.
37. # Remove duplicates
38. unique_data = set(all_data)
39.
40. # Generate a list of combinations of three elements
41. list_of_three = list(itertools.combinations(unique_data, 3))
42.
43. # Shuffle the list of combinations of three elements
44. random.shuffle(list_of_three)
45.
46. [(2, 5, 15), (11, 13, 15), (3, 10, 15), (1, 6, 9), (1, 7, 8), ...]
47.
48. import random
49. fruits_in_store = ['apple','mango','orange','pineapple','fig','grapes','guava','litchi','almond']
50. print('items available in store :')
51. print(fruits_in_store)
52. my_cart = []
53. for i in range(4):
54.     #selecting a random index
55.     temp = int(random.random()*len(fruits_in_store))
56.     # adding element at random index to new list
57.     my_cart.append(fruits_in_store[temp])
58.     # removing the add element from original list
59.     fruits_in_store.pop(temp)
60. print('items successfully added to cart:')
61. print(my_cart)
62.
63. items available in store :
64. ['apple', 'mango', 'orange', 'pineapple', 'fig', 'grapes', 'guava', 'litchi', 'almond']
65. items successfully added to cart:
66. ['orange', 'pineapple', 'mango', 'almond']
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