python--sha256

import hmac
import hashlib

def get_hmacsha256(key, message):
    key_bytes = bytes(key, 'utf-8')
    message_bytes = bytes(message, 'utf-8')
    hmacsha256_str = hmac.new(key_bytes, message_bytes, digestmod=hashlib.sha256).hexdigest()
    return hmacsha256_str