tup = (5, 7, 22, 97)
newtup = tuple(map(lambda x: x + 3, tup))
print(newtup)

import numpy as np
a = np.array([[101, 99],[102, 98]])
print(np.max(a))

x = 5
print([y%2 for y in range(6)][x])

def func(x):
    if x >= 3:
        return x
y = filter(func, (1, 2, 3, 4))
print(list(y))

def func(x):
    if x < 3:
        return x
y = filter(func, (0, 1, 2, 3, 4))
print(list(y))

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)

from functools import reduce
y = reduce(lambda a, b: a + b , [1, 2, 3, 4])
print(y)

a = {1: "London", 3: "Berlin"}
b = {2: "New York", 3: "Moscow", 4: "Geneva"}

c = {**a, **b}
print(c)

import numpy as np
matrix_a = np.array([
    [1, 1, 1],
    [1, 1, 1],
    [1, 1, 2]
])
matrix_b = np.array([
    [1, 3, 1],
    [1, 3, 1],
    [1, 3, 8]
])
с = matrix_a + matrix_b
print(с)

c = map(lambda x: x + x, filter(lambda x: x>3, (1, 2, 3, 4)))
print(list(c))