try modifying simnibs environment.yml

environment.yml

@@ -0,0 +1,37 @@
+name: contarg_env
+channels:
+  - defaults
+  - conda-forge
+dependencies:
+  - python=3.9
+  - numpy=1.22.0
+  - scipy=1.9
+  - h5py=3.6.0
+  - pyopengl=3.1.1a1
+  - pytest=7.1.1
+  - cython=0.29.28
+  - mock=4.0.3
+  - packaging=21.3
+  - requests=2.27.1
+  - freeglut=3.0.0
+  - pip=21.2.4
+  - matplotlib=3.5.1
+  - boost=1.73.0
+  - tbb=2021.5.0
+  - libwebp=1.2.2
+  - pillow=9.0.1
+  - nibabel=3.2.2
+  - pyqt=5.9.2
+  - mkl=2022.0.1
+  - jsonschema=4.17.3
+  - scikit-learn=1.3.2
+  - click=8.1.7
+  - jupyter=1.0.0
+  - jupyterlab=4.0.9
+  - six=1.16.0
+  - statsmodels=0.14.1
+  - seaborn=0.12.2
+  - pip:
+    - fmm3dpy==1.0.0
+    - charm_gems==1.3
+    - mixedvines