code: def main(args):
      public_key = fetch_public_key(args.repo)
      password = args.password or getpass("PyPI password: ")
      update_travis_deploy_password(
          encrypt(public_key, password.encode())
      )
      print(
          "Wrote encrypted password to .travis.yml -- you're ready to deploy"
      )
  
file_path: tensorboard_logger/travis_pypi_setup.py
imports: from __future__ import print_function
  import base64
  import json
  import os
  from getpass import getpass
  import yaml
  from cryptography.hazmat.primitives.serialization import load_pem_public_key
  from cryptography.hazmat.backends import default_backend
  from cryptography.hazmat.primitives.asymmetric.padding import PKCS1v15
label_desc: Use image node_id 8 for calling a global function with example usage: main(args) without return types