load_credentials_file.py

"""
Copyright  2014-2021 Vincent Texier <vit@free.fr>

DuniterPy is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

DuniterPy is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.
"""

import sys

from duniterpy.key import SigningKey

if __name__ == "__main__":
    if len(sys.argv) < 2:
        print("Usage: python load_credentials_file.py FILEPATH")
        sys.exit(1)

    # capture filepath argument
    credentials_filepath = sys.argv[1]

    # create SigningKey instance from file
    signing_key_instance = SigningKey.from_credentials_file(
        credentials_filepath
    )  # type: SigningKey

    # print pubkey
    print("Public key from credentials file: {}".format(signing_key_instance.pubkey))