code: def encrypt_file(path, output, password=None):
      '''
      Encrypt file with AES method and password.
      '''
      if not password:
          password = PASSWORD_FILE
      query = 'openssl aes-128-cbc -salt -in {0} -out {1} -k {2}'
      with hide('output'):
          local(query.format(path, output, password))
          os.remove(pathf encrypt_file(path, output, password=None):
      '''
      Encrypt file with AES method and password.
      '''
      if not password:
          password = PASSWORD_FILE
      query = 'openssl aes-128-cbc -salt -in {0} -out {1} -k {2}'
      with hide('output'):
          local(query.format(path, output, password))
          os.remove(path)
docs: Encrypt file with AES method and password.