my code isnt working for these twow questions? Is it incorrect
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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my code isnt working for these twow questions? Is it incorrect
![def map_and_filter(s, mapper, filterer):
"""Return a new list containing the result of calling mapper on each
element of sequence s for which filterer returns a true value.
LO
1
12
13
>>> square = lambda x: x * x
>>> is_odd
14
= lambda x: x % 2 == 1
15
>>> map_and_filter([1, 2, 3, 4, 5], square, is_odd)
[1, 9, 25]
L6
17
II II IE
18
19
return [mapper(x) for x in s if filterer(x)]
20
21
22
def key_of_min_value(d):
"""Returns the key in dict d that corresponds to the minimum value of d.
23
24
>>> letters = {'a': 6, 'b': 5, 'c': 4, 'd': 5}
>>> min(letters)
25
26
27
'a'
28
>> key_of_min_value(letters)
29
'c'
30
31
32
return min(d, key
= Lambda x: d[x]])
33
34](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fda4a7445-4cc9-4690-867b-b0862e018c2b%2Fc1615a12-2d3a-4d27-a4f1-e824001dcd65%2Fpuwpfe_processed.png&w=3840&q=75)
Transcribed Image Text:def map_and_filter(s, mapper, filterer):
"""Return a new list containing the result of calling mapper on each
element of sequence s for which filterer returns a true value.
LO
1
12
13
>>> square = lambda x: x * x
>>> is_odd
14
= lambda x: x % 2 == 1
15
>>> map_and_filter([1, 2, 3, 4, 5], square, is_odd)
[1, 9, 25]
L6
17
II II IE
18
19
return [mapper(x) for x in s if filterer(x)]
20
21
22
def key_of_min_value(d):
"""Returns the key in dict d that corresponds to the minimum value of d.
23
24
>>> letters = {'a': 6, 'b': 5, 'c': 4, 'd': 5}
>>> min(letters)
25
26
27
'a'
28
>> key_of_min_value(letters)
29
'c'
30
31
32
return min(d, key
= Lambda x: d[x]])
33
34
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