CDA loader gives error

[DanielTOsborne]

shefParser parse --in test.shef --loader cda

shefParser --help --description doesn't include any additional help, so CDA loader documentation is unavailable.

Just trying something gives an options error:

l2cwpa44@coe-spkuwa04spk:~/dated/da/nws$ shefParser parse --in test.shef --loader cda
INFO: ----------------------------------------------------------------------
INFO: Program shefParser version <function version at 0xffffffff7e646700> starting up
INFO: ----------------------------------------------------------------------
WARNING:     Errors importing the following modules:
        dss_loader

INFO: CdaLoader v0.5 instatiated
CRITICAL: LoaderException: Empty options on CdaLoader.set_options()
Traceback (most recent call last):
  File "/wm/spk/l2cwpa44/.local/bin/shefParser", line 8, in <module>
    sys.exit(cli())
             ^^^^^
  File "/wm/spk/l2cwpa44/.local/lib/python3.11/site-packages/click/core.py", line 1485, in __call__
    return self.main(*args, **kwargs)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/wm/spk/l2cwpa44/.local/lib/python3.11/site-packages/click/core.py", line 1406, in main
    rv = self.invoke(ctx)
         ^^^^^^^^^^^^^^^^
  File "/wm/spk/l2cwpa44/.local/lib/python3.11/site-packages/click/core.py", line 1873, in invoke
    return _process_result(sub_ctx.command.invoke(sub_ctx))
                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/wm/spk/l2cwpa44/.local/lib/python3.11/site-packages/click/core.py", line 1269, in invoke
    return ctx.invoke(self.callback, **ctx.params)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/wm/spk/l2cwpa44/.local/lib/python3.11/site-packages/click/core.py", line 824, in invoke
    return callback(*args, **kwargs)
           ^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/wm/spk/l2cwpa44/.local/lib/python3.11/site-packages/shef/shef_parser.py", line 5140, in run_parse
    parse(
  File "/wm/spk/l2cwpa44/.local/lib/python3.11/site-packages/shef/shef_parser.py", line 4768, in parse
    loader.set_options(loader_args)
  File "/wm/spk/l2cwpa44/.local/lib/python3.11/site-packages/shef/loaders/cda_loader.py", line 159, in set_options
    raise shared.LoaderException(
shef.loaders.shared.LoaderException: Empty options on CdaLoader.set_options()