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Funksiyalar

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Python funksiyalari

Funksiya - ma'lum bir vazifani bajarish uchun qayta ishlatiladigan (reusable) kod bloki.

Python funksiyalarini aniqlash

def kalit so'zi, so'ng funksiya nomi va parametrlar yoziladi:

def print_message(text):
    """Print a message to the console."""
    print(text)

Muhim qoidalar:

Parametrlar va argumentlar

def greet(name, greeting="Hello"):
    return f"{greeting}, {name}!"

print(greet("Bob"))
print(greet("Bob", greeting="Hi"))

Keyword argumentlar

def describe_pet(animal, name):
    print(f"I have a {animal} named {name}.")

describe_pet(name="Milo", animal="cat")

Maxsus parametr turlari (Python 3)

Python positional-only va keyword-only parametrlarni qo'llab-quvvatlaydi:

def combine(a, b, /, sep="-", *, upper=False):
    text = f"{a}{sep}{b}"
    return text.upper() if upper else text

print(combine("py", "thon"))
print(combine("py", "thon", sep="_", upper=True))

O'zgaruvchan uzunlikdagi argumentlar

def total(*numbers):
    return sum(numbers)


def show_info(**kwargs):
    for key, value in kwargs.items():
        print(key, "=", value)

print(total(1, 2, 3, 4))
show_info(name="Alice", age=22)

lambda (anonim funksiya)

Qisqa, bir qatordan iborat funksiyalar uchun:

square = lambda x: x * x
print(square(5))

Murakkab logika uchun kod o'qilishini saqlab qolish uchun def ishlating.

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Oxirgi yangilangan: 15-iyun, 2026