# player y shift
        if playery + playerHeight < BASEY - 1:
            playery += min(playerVelY, BASEY - playery - playerHeight)

        # player velocity change
        if playerVelY < 15:
            playerVelY += playerAccY

        # rotate only when it's a pipe crash
        if not crashInfo['groundCrash']:
            if playerRot > -90:
                playerRot -= playerVelRot

        # draw sprites
        SCREEN.blit(IMAGES['background'], (0, 0))

        for uPipe, lPipe in zip(upperPipes, lowerPipes):
            SCREEN.blit(IMAGES['pipe'][0], (uPipe['x'], uPipe['y']))
            SCREEN.blit(IMAGES['pipe'][1], (lPipe['x'], lPipe['y']))

        SCREEN.blit(IMAGES['base'], (basex, BASEY))
        showScore(score)

        playerSurface = pygame.transform.rotate(IMAGES['player'][1], playerRot)
        SCREEN.blit(playerSurface, (playerx, playery))
        SCREEN.blit(IMAGES['gameover'], (50, 180))

        FPSCLOCK.tick(FPS)
        pygame.display.update()


def playerShm(playerShm):
    """oscillates the value of playerShm['val'] between 8 and -8"""
    if abs(playerShm['val']) == 8:
        playerShm['dir'] *= -1

    if playerShm['dir'] == 1:
        playerShm['val'] += 1
    else:
        playerShm['val'] -= 1


def getRandomPipe():
    """returns a randomly generated pipe"""
    # y of gap between upper and lower pipe
    gapY = random.randrange(0, int(BASEY * 0.6 - PIPEGAPSIZE))
    gapY += int(BASEY * 0.2)
    pipeHeight = IMAGES['pipe'][0].get_height()
    pipeX = SCREENWIDTH + 10

    return [
        {
            'x': pipeX,
            'y': gapY - pipeHeight
        },  # upper pipe
        {
            'x': pipeX,
            'y': gapY + PIPEGAPSIZE
        },  # lower pipe
    ]


def showScore(score):
    """displays score in center of screen"""
    scoreDigits = [int(x) for x in list(str(score))]
    totalWidth = 0  # total width of all numbers to be printed

    for digit in scoreDigits:
        totalWidth += IMAGES['numbers'][digit].get_width()

    Xoffset = (SCREENWIDTH - totalWidth) / 2

    for digit in scoreDigits:
        SCREEN.blit(IMAGES['numbers'][digit], (Xoffset, SCREENHEIGHT * 0.1))
        Xoffset += IMAGES['numbers'][digit].get_width()


def checkCrash(player, upperPipes, lowerPipes):
    """returns True if player collders with base or pipes."""
    pi = player['index']
    player['w'] = IMAGES['player'][0].get_width()
    player['h'] = IMAGES['player'][0].get_height()

    # if player crashes into ground
    if player['y'] + player['h'] >= BASEY - 1:
        return [True, True]
    else:

        playerRect = pygame.Rect(player['x'], player['y'], player['w'], player['h'])
        pipeW = IMAGES['pipe'][0].get_width()
        pipeH = IMAGES['pipe'][0].get_height()

        for uPipe, lPipe in zip(upperPipes, lowerPipes):
            # upper and lower pipe rects
            uPipeRect = pygame.Rect(uPipe['x'], uPipe['y'], pipeW, pipeH)
            lPipeRect = pygame.Rect(lPipe['x'], lPipe['y'], pipeW, pipeH)

            # player and upper/lower pipe hitmasks
            pHitMask = HITMASKS['player'][pi]
            uHitmask = HITMASKS['pipe'][0]
            lHitmask = HITMASKS['pipe'][1]

            # if player collided with upipe or lpipe
            uCollide = pixelCollision(playerRect, uPipeRect, pHitMask, uHitmask)
            lCollide = pixelCollision(playerRect, lPipeRect, pHitMask, lHitmask)

            if uCollide or lCollide:
                return [True, False]

    return [False, False]


def pixelCollision(rect1, rect2, hitmask1, hitmask2):
    """Checks if two objects collide and not just their rects"""
    rect = rect1.clip(rect2)

    if rect.width == 0 or rect.height == 0:
        return False

    x1, y1 = rect.x - rect1.x, rect.y - rect1.y
    x2, y2 = rect.x - rect2.x, rect.y - rect2.y

    for x in xrange(rect.width):
        for y in xrange(rect.height):
            if hitmask1[x1 + x][y1 + y] and hitmask2[x2 + x][y2 + y]:
                return True
    return False

def getHitmask(image):
    """returns a hitmask using an image's alpha."""
    mask = []
    for x in xrange(image.get_width()):
        mask.append([])
        for y in xrange(image.get_height()):
            mask[x].append(bool(image.get_at((x, y))[3]))
    return mask


if name == 'main':
    main()

class Car:
    def __init__(self, brand, model, year):
        self.brand = brand
        self.model = model
        self.year = year

    def start_engine(self):
        print(f"The engine of the {self.brand} {self.model} is now running.")

    def stop_engine(self):
        print(f"The engine of the {self.brand} {self.model} has been turned off.")

    def honk(self):
        print("Beep beep!")

    def display_info(self):
        print(f"Car Info: {self.brand} {self.model}, Year: {self.year}")

if __name__ == "__main__":
    my_car = Car("Toyota", "Corolla", 2020)
    my_car.start_engine()  # خروجی: The engine of the Toyota Corolla is now running.
    my_car.honk()          # خروجی: Beep beep!
    my_car.display_info()  # خروجی: Car Info: Toyota Corolla, Year: 2020
    my_car.stop_engine()   # خروجی: The engine of the Toyota Corolla has been turned off.

text = "Hello, WORLD!"
print(text.lower())  # خروجی: hello, world!

text = "Hello, world!"
print(text.upper())  # خروجی: HELLO, WORLD!

text = "hello, world!"
print(text.capitalize())  # خروجی: Hello, world!

text = "hello, world!"
print(text.title())  # خروجی: Hello, World!

text = "  hello, world!  "
print(text.strip())  # خروجی: hello, world!

text = "hello, world!"
print(text.startswith("hello"))  # خروجی: True

text = "hello, world!"
print(text.endswith("world!"))  # خروجی: True

text = "hello, world!"
print(text.replace("world", "Python"))  # خروجی: hello, Python!

text = "one, two, three"
print(text.split(", "))  # خروجی: ['one', 'two', 'three']

items = ['one', 'two', 'three']
print(", ".join(items))  # خروجی: one, two, three

text = "hello, world!"
print(text.find("world"))  # خروجی: 7

text = "hello, world!"
print(text.index("world"))  # خروجی: 7

text = "hello, world! hello again!"
print(text.count("hello"))  # خروجی: 2

text = "12345"
print(text.isnumeric())  # خروجی: True

text = "42"
print(text.zfill(5))  # خروجی: 00042

text = "Hello, World!"
print(text.swapcase())  # خروجی: hELLO, wORLD!

name = "Alice"
age = 30
print("My name is {} and I am {} years old.".format(name, age))
# خروجی: My name is Alice and I am 30 years old.

text = "42"
print(text.rjust(5, '0'))  # خروجی: 00042

text = "42"
print(text.ljust(5, '0'))  # خروجی: 42000

import json

# مسیر فایل ذخیره مخاطبین
CONTACTS_FILE = 'contacts.json'

def load_contacts():
    """بارگذاری مخاطبین از فایل"""
    try:
        with open(CONTACTS_FILE, 'r') as file:
            return json.load(file)
    except FileNotFoundError:
        return []

def save_contacts(contacts):
    """ذخیره مخاطبین در فایل"""
    with open(CONTACTS_FILE, 'w') as file:
        json.dump(contacts, file, indent=4)

def add_contact(contacts):
    """اضافه کردن مخاطب جدید"""
    name = input("نام: ")
    phone = input("شماره تلفن: ")
    email = input("ایمیل: ")

    contact = {
        'name': name,
        'phone': phone,
        'email': email
    }
    contacts.append(contact)
    print("مخاطب جدید اضافه شد.")

def display_contacts(contacts):
    """نمایش لیست مخاطبین"""
    for idx, contact in enumerate(contacts, start=1):
        print(f"{idx}. {contact['name']} - {contact['phone']} - {contact['email']}")

def search_contacts(contacts):
    """جستجو در مخاطبین"""
    search_name = input("نام برای جستجو: ")
    found_contacts = [c for c in contacts if search_name.lower() in c['name'].lower()]

    if found_contacts:
        for contact in found_contacts:
            print(f"{contact['name']} - {contact['phone']} - {contact['email']}")
    else:
        print("مخاطبی پیدا نشد.")

def delete_contact(contacts):
    """حذف مخاطب"""
    display_contacts(contacts)
    idx = int(input("شماره مخاطب برای حذف: ")) - 1

    if 0 <= idx < len(contacts):
        deleted_contact = contacts.pop(idx)
        print(f"مخاطب {deleted_contact['name']} حذف شد.")
    else:
        print("شماره نامعتبر است.")

def main():
    contacts = load_contacts()

    while True:
        print("\nمدیریت مخاطبین:")
        print("1. اضافه کردن مخاطب")
        print("2. نمایش لیست مخاطبین")
        print("3. جستجو در مخاطبین")
        print("4. حذف مخاطب")
        print("5. خروج")

        choice = input("انتخاب شما: ")

        if choice == '1':
            add_contact(contacts)
        elif choice == '2':
            display_contacts(contacts)
        elif choice == '3':
            search_contacts(contacts)
        elif choice == '4':
            delete_contact(contacts)
        elif choice == '5':
            save_contacts(contacts)
            break
        else:
            print("انتخاب نامعتبر است.")

if __name__ == '__main__':
    main()

pip install qrcode[pil]

import qrcode

qr = qrcode.QRCode(
    version=1,
    error_correction=qrcode.constants.ERROR_CORRECT_L,
    box_size=10,
    border=4,
)

data = "https://www.example.com"

# اضافه کردن داده به QR کد
qr.add_data(data)
qr.make(fit=True)

# ساخت تصویر QR کد
img = qr.make_image(fill_color="black", back_color="white")

# ذخیره تصویر QR کد
img.save("qrcode.png")

# ایجاد یک QR کد با تنظیمات بیشتر
qr = qrcode.QRCode(
    version=1,
    error_correction=qrcode.constants.ERROR_CORRECT_H,  # سطح تصحیح خطا: H (بالا)
    box_size=10,
    border=4,
)

data = "https://www.example.com"
qr.add_data(data)
qr.make(fit=True)

# ساخت تصویر QR کد با رنگ‌های سفارشی
img = qr.make_image(fill_color="blue", back_color="yellow")

# ذخیره تصویر QR کد
img.save("custom_qrcode.png")

pip install Pillow

from PIL import Image

# باز کردن و نمایش تصویر QR کد
img = Image.open("qrcode.png")
img.show()