rename flag and updated help description

lib/ansible/cli/vault.py

@@ -76,7 +76,7 @@ class VaultCLI(CLI):
         create_parser = subparsers.add_parser('create', help='Create new vault encrypted file', parents=[vault_id, common])
         create_parser.set_defaults(func=self.execute_create)
         create_parser.add_argument('args', help='Filename', metavar='file_name', nargs='*')
-        create_parser.add_argument('-n', '--no-check', default=False, help='skip TTY check', dest='no_check', action='store_true')
+        create_parser.add_argument('--skip-tty-check', default=False, help='allows editor to be opened when no tty attached', dest='skip_tty_check', action='store_true')
 
         decrypt_parser = subparsers.add_parser('decrypt', help='Decrypt vault encrypted file', parents=[output, common])
         decrypt_parser.set_defaults(func=self.execute_decrypt)
@@ -428,7 +428,7 @@ class VaultCLI(CLI):
         if len(context.CLIARGS['args']) > 1:
             raise AnsibleOptionsError("ansible-vault create can take only one filename argument")
 
-        if sys.stdout.isatty() or context.CLIARGS['no_check']:
+        if sys.stdout.isatty() or context.CLIARGS['skip_tty_check']:
             self.editor.create_file(context.CLIARGS['args'][0], self.encrypt_secret,
                                     vault_id=self.encrypt_vault_id)
         else: