from pyrogram import Client

API_ID = "20253869"
API_HASH = "31c43ba9cc153a75767ea4a4183ae24b"
PHONE_NUMBER = "+79826342854"

app = Client("my_account", api_id=API_ID, api_hash=API_HASH, phone_number=PHONE_NUMBER)

with app:
    user = app.get_me()
    print(f"Username: {user.username}")
    print(f"First Name: {user.first_name}")
    print(f"Last Name: {user.last_name}")