Use __version__ instead of version() in python

[axel-grc]

No description provided.

[SimonRit]

That does not seem to work, I installed a generated package in a new conda env and get

(test) srit@srit-Precision-5480:~$ python
Python 3.11.15 | packaged by conda-forge | (main, Mar  5 2026, 16:45:40) [GCC 14.3.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import itk
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/home/srit/miniconda3/envs/test/lib/python3.11/site-packages/itk/__init__.py", line 162, in <module>
    _initialize_module()
  File "/home/srit/miniconda3/envs/test/lib/python3.11/site-packages/itk/__init__.py", line 157, in _initialize_module
    spec.loader.exec_module(loaded_module)
  File "/home/srit/miniconda3/envs/test/lib/python3.11/site-packages/itk/__init_rtk__.py", line 19, in <module>
    mod = importlib.import_module(mod_name)
          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/srit/miniconda3/envs/test/lib/python3.11/importlib/__init__.py", line 126, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
ModuleNotFoundError: No module named 'itk.rtkversion'

[axel-grc]

That does not seem to work, I installed a generated package in a new conda env and get

(test) srit@srit-Precision-5480:~$ python
Python 3.11.15 | packaged by conda-forge | (main, Mar  5 2026, 16:45:40) [GCC 14.3.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import itk
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/home/srit/miniconda3/envs/test/lib/python3.11/site-packages/itk/__init__.py", line 162, in <module>
    _initialize_module()
  File "/home/srit/miniconda3/envs/test/lib/python3.11/site-packages/itk/__init__.py", line 157, in _initialize_module
    spec.loader.exec_module(loaded_module)
  File "/home/srit/miniconda3/envs/test/lib/python3.11/site-packages/itk/__init_rtk__.py", line 19, in <module>
    mod = importlib.import_module(mod_name)
          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/srit/miniconda3/envs/test/lib/python3.11/importlib/__init__.py", line 126, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
ModuleNotFoundError: No module named 'itk.rtkversion'

Yes, I forgot to change how the applications handle the version

[SimonRit]

Not there yet

>>> import itk
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/home/srit/miniconda3/envs/test/lib/python3.11/site-packages/itk/__init__.py", line 162, in <module>
    _initialize_module()
  File "/home/srit/miniconda3/envs/test/lib/python3.11/site-packages/itk/__init__.py", line 157, in _initialize_module
    spec.loader.exec_module(loaded_module)
  File "/home/srit/miniconda3/envs/test/lib/python3.11/site-packages/itk/__init_rtk__.py", line 65, in <module>
    setattr(rtk_module, app_name, make_application_func(app_name))
                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/srit/miniconda3/envs/test/lib/python3.11/site-packages/itk/rtkExtras.py", line 76, in make_application_func
    _parser = importlib.import_module(f"itk.{app_name}").build_parser()
              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/srit/miniconda3/envs/test/lib/python3.11/site-packages/itk/rtkadmmtotalvariation.py", line 10, in build_parser
    parser = rtk.RTKArgumentParser(
             ^^^^^^^^^^^^^^^^^^^^^^
  File "/home/srit/miniconda3/envs/test/lib/python3.11/site-packages/itk/rtkargumentparser.py", line 25, in __init__
    self.add_argument("-V", "--version", action="version", version=rtk.version())
                                                                   ^^^^^^^^^^^
  File "/home/srit/miniconda3/envs/test/lib/python3.11/site-packages/itk/support/lazy.py", line 131, in __getattribute__
    value = types.ModuleType.__getattribute__(self, attr)
            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
AttributeError: module 'RTK' has no attribute 'version'

[SimonRit]

Thanks, works on my linux box. Can you test on Windows before merging please?

[SimonRit]

Missing note in the v3 backward incompatibilities doc file.