pip install diagrams

from diagrams import Cluster, Diagram
from diagrams.aws.compute import ECS
from diagrams.aws.database import ElastiCache, RDS
from diagrams.aws.network import ELB, Route53

with Diagram("Clustered Web Services", show=False):
    dns = Route53("dns")
    lb = ELB("lb")

    with Cluster("Services"):
        svc_group = [ECS("web1"),
                     ECS("web2"),
                     ECS("web3")]

    with Cluster("DB Cluster"):
        db_primary = RDS("userdb")
        db_primary - [RDS("userdb ro")]

    memcached = ElastiCache("memcached")

    dns >> lb >> svc_group
    svc_group >> db_primary
    svc_group >> memcached

original = [1, 2, [3, 4]]

# 1. Срез (shallow copy)
copy1 = original[:]

# 2. Метод .copy() (shallow copy)
copy2 = original.copy()

# 3. Через list() (shallow copy)
copy3 = list(original)

# 4. deepcopy (deep copy)
import copy
copy4 = copy.deepcopy(original)

original[2].append(5)
print(copy1)
# [1, 2, [3, 4, 5]] — вложенный список изменился!
print(copy4)
# [1, 2, [3, 4]] — без изменений

pip install qrcode pillow

import qrcode
from PIL import Image

data = input("Введите данные для QR: ")
qr = qrcode.QRCode(version=3, box_size=8, border=4)
qr.add_data(data)
qr.make(fit=True)

image = qr.make_image(fill="black", back_color="aqua")
image.save("qr_code.png")
Image.open("qr_code.png")