Error: NameError: name 'approach' is not defined

[ampaschoal]

Hi,

I'm trying to run the ivim_fitting but I'm facing the following error. Does anyone know how to fix it?

multiprocessing.pool.RemoteTraceback:
"""
Traceback (most recent call last):
File "/opt/homebrew/Cellar/[email protected]/3.13.0_1/Frameworks/Python.framework/Versions/3.13/lib/python3.13/multiprocessing/pool.py", line 125, in worker
result = (True, func(*args, **kwds))
~~~~^^^^^^^^^^^^^^^
File "/opt/homebrew/Cellar/[email protected]/3.13.0_1/Frameworks/Python.framework/Versions/3.13/lib/python3.13/multiprocessing/pool.py", line 48, in mapstar
return list(map(*args))
File "/Users/ampaschoal/ivim-toolbox-master/ivim_fitting.py", line 1060, in fit_warpper
if approach == '1pool_separate':
^^^^^^^^
NameError: name 'approach' is not defined
"""

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
File "/Users/ampaschoal/ivim-toolbox-master/ivim_fitting.py", line 1111, in
main(dwi_fname=args.dwi_fname, bval_fname=args.bval_fname, mask_fname=args.mask_fname, model=args.model, ofolder=args.ofolder, multithreading=bool(int(args.multithreading)))
~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/Users/ampaschoal/ivim-toolbox-master/ivim_fitting.py", line 112, in main
ivim_fit.run_fit()
~~~~~~~~~~~~~~~~^^
File "/Users/ampaschoal/ivim-toolbox-master/ivim_fitting.py", line 75, in run_fit
self.ivim_metrics_all_voxels = pool.map(fit_warpper, fit_func_args)
~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/opt/homebrew/Cellar/[email protected]/3.13.0_1/Frameworks/Python.framework/Versions/3.13/lib/python3.13/multiprocessing/pool.py", line 367, in map
return self._map_async(func, iterable, mapstar, chunksize).get()
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^
File "/opt/homebrew/Cellar/[email protected]/3.13.0_1/Frameworks/Python.framework/Versions/3.13/lib/python3.13/multiprocessing/pool.py", line 774, in get
raise self._value
NameError: name 'approach' is not defined