When I run it I get this error

**Description**
Traceback (most recent call last):
File "C:\Users\Jonathan.DESKTOP-AJLNVG0\documents\objmc\objmc\objmc.py", line 139, in
parser.add_argument(
~~~~~~~~~~~~~~~~~~~^
"--compression",
^^^^^^^^^^^^^^^^
...<2 lines>...
default=autorotate,
^^^^^^^^^^^^^^^^^^^
)
^
File "C:\Users\Jonathan.DESKTOP-AJLNVG0\AppData\Local\Python\pythoncore-3.14-64\Lib\argparse.py", line 1549, in add_argument
raise TypeError(f'{type_func!r} is not callable')
TypeError: bool | None is not callable

**Reproduction**
I just downloaded it, and this happen after I ran it from right clicking, then tried running it by py objmc.py

**Screenshots**
N/A

**Environment:**
- Windows 11 Pro
- N / A
- Nvidia RTX 5070 PNY / i5-12400
(F3 menu contains important information)

**Additional context**
idk

Read objmc/objmc.py around line 139 and reproduce the traceback using the reported Python 3.14 environment. Investigate why argparse rejects the compression argument, then verify that launching the script as described completes without this TypeError.

Written by the indexing model from the issue text.