Please fix the following python code in the image.
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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Question
Please fix the following python code in the image.
![import numpy as np
# prepare test data
A = np.random.normal(size=(10,10))|
A = np.dot (A,A.T)
L = np. tril(A)
#actual in-place cholesky
assert L.dtype is np.dtype(np.float64)
assert L. flags ['C_CONTIGUOUS']
n, m= L.shape
assert n==m
result np. linalg.lapack_lite.dportrf('U',
n, L, n, 0)
assert result[0] is 0
#check if L is the desired L cholesky factor
assert np.allclose (np.dot (L,L.T), A)
assert np.allclose (L,
np.linalg.cholesky (A))
AttributeError
Traceback (most recent call last)
<ipython-input-6-70055c188c27> in <module>
10 n, m = L.shape
11 assert n==m
---> 12 result =
13 n, L, n, 0)
14 assert result [0] is 0
AttributeError: module 'numpy.linalg.lapack_lite' has no attribute 'dportrf'
np.linalg.lapack_lite.dportrf('U',
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Transcribed Image Text:import numpy as np
# prepare test data
A = np.random.normal(size=(10,10))|
A = np.dot (A,A.T)
L = np. tril(A)
#actual in-place cholesky
assert L.dtype is np.dtype(np.float64)
assert L. flags ['C_CONTIGUOUS']
n, m= L.shape
assert n==m
result np. linalg.lapack_lite.dportrf('U',
n, L, n, 0)
assert result[0] is 0
#check if L is the desired L cholesky factor
assert np.allclose (np.dot (L,L.T), A)
assert np.allclose (L,
np.linalg.cholesky (A))
AttributeError
Traceback (most recent call last)
<ipython-input-6-70055c188c27> in <module>
10 n, m = L.shape
11 assert n==m
---> 12 result =
13 n, L, n, 0)
14 assert result [0] is 0
AttributeError: module 'numpy.linalg.lapack_lite' has no attribute 'dportrf'
np.linalg.lapack_lite.dportrf('U',
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