Python & ML tasks
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2 photos
3 links
Python, functions, classes, iterators, generators, numpy, pandas, scikit-learn, TensorFlow
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What will this code do?
s = list(map(lambda x, y: x + y, [1, 2, 3], [4, 5, 6]))
print(s)
What will this code do?
import numpy as np
mtx=np.array([[1, 2],
[3, 4]])

print(mtx.shape)
import numpy as np
mtx=np.array([[1, 2],
[3, 4]])

print(mtx.size)
Fill in the gap
def gt_100(x):
if x > 100:
return True
else:
return False

import numpy as np
matrix = np.array([[99, 101], [100, 102]])
#your code
gt_100(matrix)
What will this code do?
tup = (5, 7, 22, 97)
newtup = tuple(map(lambda x: x + 3, tup))
print(newtup)
What will this code do?
import numpy as np
a = np.array([[101, 99],[102, 98]])
print(np.max(a))
What will this code do?
x = 5
print([y%2 for y in range(6)][x])
Choose your answer
Anonymous Quiz
24%
0
35%
1
21%
5
9%
None
12%
See solution
What will this code do?
def func(x):
if x >= 3:
return x
y = filter(func, (1, 2, 3, 4))
print(list(y))
👍2
What will this code do?
def func(x):
if x < 3:
return x
y = filter(func, (0, 1, 2, 3, 4))
print(list(y))
What will this code do?
def f():
import sys
locs = sys._getframe(1).f_locals
setattr(locs['self'], 'xy', 4*locs['x'] + 7*locs['y'])

class A:
def __init__(self, x, y):
self.xy = 2*x + 3*y
f()

a = A(2, 3)
A.xy = 99
print(a.xy)