# Untitled

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May 21st, 2019
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1. import math
2. import string
3. import os
4. # ---Question 1---
5.
6. class IceCreamSundae(object):
7. def __init__(self, flavor, toppings):
8. self.flavor = flavor
9.
10. self.toppings = toppings
11.
12. def does_it_have_nuts(self):
13. if len(self.toppings) == 0:
14. print('it has nothing')
15. if 'nuts' in self.toppings:
16. print('yes')
17. else:
18. print('no')
19.
20.
21. AWESOME_SUNDAE = IceCreamSundae('vanilla',
22. ['sprinkles', 'nuts', 'chocolate', 'caramel',
23. 'coconut', 'whipped_cream', 'cherries'])
24.
25.
26. # =========================================
27.
28.
29. def eat_sundae(sundae):
30. del sundae
31. print('yum!')
32.
33.
34. def combine_sundaes(self, other):
35. new_toppings = self.toppings + other.toppings
36.
37. new_flavor = self.flavor + other.flavor
38. return IceCreamSundae(new_flavor, new_toppings)
39.
40. # ---Question 2---
41.
42.
43. sqrt_list = [math.sqrt(x) for x in range(10, 30)]
44.
45. three_four_multiples = [y for y in range(1,100) if y % 3 == 0 or y % 4 == 0]
46.
47. vowels = ['a', 'e', 'i', 'o', 'u']
48. letters = list(string.ascii_lowercase)
49.
50. vowel_combs = [a + b for a in letters for b in letters if a in vowels or b in vowels]
51.
52.
53. # ---Question 3---
54.
55.
56. def gen_odd():
57. i = 1
58. while True:
59. yield i
60. i += 2
61.
62.
63. def gen_powers():
64. i = 0
65. while True:
66. yield 2**i
67. i += 1
68.
69. def gen_e(x):
70. i = 0
71.
72. sum = 0.0
73. while True:
74. sum += (x**i/math.factorial(i))
75. yield sum
76. i += 1
77.
78. # ---Question 4---
79.
81. os.mkdir(fp)
82.
83. with open(fp + "/odds", 'w') as file:
84. gen = gen_odd()
85. for i in range(5):
86. file.write(str(next(gen)) + '\n')
87.
88. file.close()
89.
90. with open(fp + "/powers", 'w') as file:
91. gen = gen_powers()
92. for i in range(5):
93. file.write(str(next(gen)) + '\n')
94.
95. file.close()
96.
97. with open(fp + "/exp", 'w') as file:
98. gen = gen_e(2)
99. for i in range(5):
100. file.write(str(next(gen)) + '\n')
101.
102. file.close()
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