Learn Python Coding
Learn Python through simple, practical examples and real coding ideas. Clear explanations, useful snippets, and hands-on learning for anyone starting or improving their programming skills. Admin: @HusseinSheikho || @Hussein_Sheikho
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Learn Python Coding (@pythonre) Ingliz til segmentidagi kanali faol ishtirokchi. Hozirda hamjamiyat 40 111 obunachidan iborat bo'lib, Texnologiyalar & Aralashmalar toifasida 3 236-o'rinni va Hindiston mintaqasida 9 568-o'rinni egallagan.
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невідомо sanasidan buyon loyiha tez o‘sib, 40 111 obunachiga ega bo‘ldi.
30 Avgust, 2026 dagi oxirgi ma’lumotlarga ko‘ra kanal barqaror faollikka ega. Oxirgi 30 kunda obunachilar soni 151 ga, so‘nggi 24 soatda esa 53 ga o‘zgardi va umumiy qamrov yuqori darajada qolmoqda.
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Muallif resursni shaxsiy fikrni ifoda etish maydoni sifatida ta’riflaydi:
“Learn Python through simple, practical examples and real coding ideas. Clear explanations, useful snippets, and hands-on learning for anyone starting or improving their programming skills.
Admin: @HusseinSheikho || @Hussein_Sheikho”
Yuqori yangilanish chastotasi (oxirgi ma’lumot 31 Avgust, 2026 da olingan) sababli kanal doimo dolzarb va katta qamrovli bo‘lib qoladi. Analitika auditoriya kontent bilan faol hamkorlik qilishini, uni Texnologiyalar & Aralashmalar toifasidagi muhim ta’sir nuqtasiga aylantirishini ko‘rsatadi.
import uuid
from dataclasses import dataclass
from typing import Optional
@dataclass
class User:
username: str
class InMemoryUserRepository:
def __init__(self):
self._users = []
def add(self, user: User) -> None:
self._users.append(user)
def search(self, query: Optional[str] = None) -> list[User]:
if query is None:
return self._users
else:
return [
user
for user in self._users
if query in user.username
]
# happy path
def test_search_users_without_query_lists_all_users():
user1 = User(username="john@doe.com")
user2 = User(username="marry@doe.com")
repository = InMemoryUserRepository()
repository.add(user1)
repository.add(user2)
assert repository.search() == [user1, user2]
# happy path
def test_search_users_with_email_part_lists_all_matching_users():
user1 = User(username="john@doe.com")
user2 = User(username="bob@example.com")
user3 = User(username="marry@doe.com")
repository = InMemoryUserRepository()
repository.add(user1)
repository.add(user2)
repository.add(user3)
assert repository.search("doe") == [user1, user3]
# edge test case
def test_search_users_with_empty_query_lists_all_users():
user1 = User(username="john@doe.com")
user2 = User(username="marry@doe.com")
repository = InMemoryUserRepository()
repository.add(user1)
repository.add(user2)
assert repository.search("") == [user1, user2]
# negative test case
def test_search_users_with_random_query_lists_zero_users():
user1 = User(username="john@doe.com")
repository = InMemoryUserRepository()
repository.add(user1)
assert repository.search(str(uuid.uuid4())) == []
# security test
def test_search_users_with_sql_injection_has_no_effect():
user1 = User(username="john@doe.com")
repository = InMemoryUserRepository()
repository.add(user1)
repository.search("DELETE FROM USERS;")
assert repository.search() == [user1]
