from telethon.tl.functions.contacts import GetContactsRequest
from telethon.tl.types.contacts import Contacts
from telethon import *

api_id = 1xxxx43
api_hash = '1429acxxxxxxxxxxxxxxba8f5d7ba0'
phone = '97250xxxx674'

client = TelegramClient('@Session1', api_id, api_hash)
client.connect()

if not client.is_user_authorized():
    client.send_code_request(phone)
    client.sign_in(phone, input('Enter the code (+phone_number): '))

gil_phone="+972523xxx0"
result = client.get_entity(phone)
print(result)