When This script is useful to sign your login token

tokensign

from erdpy.accounts import Account
from erdpy.wallet.signing import sign_message
from Cryptodome.Hash import keccak

PREFIX = "\x17Elrond Signed Message:\n"


def sign_access_token(login_token, account):
    """This function generates the signature of the login_token+public_key.

        Args:
            login_token (str): The loginToken your retrieved while requesting
                (POST) {{maiar}}/login/init.
            account (Account): The elrond account that's used to sign the
                token.

        Returns:
            The signature to put in the Body of the next call to (POST) {{maiar}}/login

        """
    wallet_address = str(my_account.address)
    informations = wallet_address + login_token + "{}"

    message_bytes = keccak.new(digest_bits=256).update(
        str.encode(f"{PREFIX}{len(informations)}{informations}")).digest()
    return sign_message(message_bytes, account)


if __name__ == "__main__":
    key_file = "path/to/your/key/erd1XXXX.json"
    password_file = "path/to/your/password/file.txt"

    my_account = Account(key_file=key_file, pass_file=password_file)
    
    login_token = "bff013b2d47abc123456kac615fb3edb"

    signed_message = sign_access_token(login_token, my_account)
    print(signed_message)