fastcore.dispatch dependence issue

[s01st]

Provide a minimally reproducible example

Environment File:

name: scuppernong

channels:
- conda-forge
- fastai
- - defaults

dependencies:
- python>=3.12


# nbdev
# --------------------------------------------------------------------------------
- fastai::nbdev>=2.3.12
- plum-dispatch

Then create a new project with nbdev new and then run

#| hide
from nbdev.showdoc import *

to get:

---------------------------------------------------------------------------
ImportError                               Traceback (most recent call last)
Cell In[7], line 2
      1 #| hide
----> 2 from nbdev.showdoc import *

File ~/mamba/envs/scuppernong/lib/python3.12/site-packages/nbdev/__init__.py:4
      1 __version__ = "2.3.34"
      3 from .doclinks import nbdev_export
----> 4 from .showdoc import show_doc

File ~/mamba/envs/scuppernong/lib/python3.12/site-packages/nbdev/showdoc.py:10
      7 from .doclinks import *
      8 from .config import get_config
---> 10 from fastcore.dispatch import TypeDispatch
     11 from fastcore.docments import *
     12 from fastcore.utils import *

File ~/mamba/envs/scuppernong/lib/python3.12/site-packages/fastcore/dispatch.py:2, in __getattr__(name)
      1 def __getattr__(name):
----> 2      raise ImportError(
      3          f"Could not import '{name}' from fastcore.dispatch - this module has been moved to the fasttransform package.\n"
      4          "To migrate your code, please see the migration guide at: https://answerdotai.github.io/fasttransform/fastcore_migration_guide.html"
      5      )

ImportError: Could not import '__path__' from fastcore.dispatch - this module has been moved to the fasttransform package.
To migrate your code, please see the migration guide at: https://answerdotai.github.io/fasttransform/fastcore_migration_guide.html

[s01st]

$ fastcore.__version__
1.8.1

$ import nbdev
# same error as above

but I know that it is currently 2.3.34