allow user to specify they want input to be encrypted unconditionally

gpgmymail

@@ -126,6 +126,8 @@ def main() -> None:
     parser.add_argument('--encoding', action="store", default=DEFAULT_ENCODING,
                         required=False,
                         help="Encoding to use for the gnupg.GPG object")
+    parser.add_argument('--unconditional', action="store_true",
+                        help="Encrypt mail unconditionally. By default, mail is not encrypted if it is already encrypted.")
     parser.add_argument('recipient', nargs='*',
                         help="Key ID or email of keys to encrypt for")
     args = parser.parse_args()
@@ -134,7 +136,12 @@ def main() -> None:
     if args.decrypt:
         sys.stdout.write(decrypt(msg), encoding=args.encoding)
     else:
-        sys.stdout.write(encrypt(msg, args.recipient, encoding=args.encoding))
+        sys.stdout.write(encrypt(
+            msg,
+            args.recipient,
+            unconditionally_encrypt=args.unconditional,
+            encoding=args.encoding
+        ))
 
 if __name__ == '__main__':
     main()