nnfs/core.py line 49 -- Attribute Error - astype

[dundeemt]

I'm sure it is on my side or config, but it is not apparent. help.
Running in a venv, versions and details below.
Simplified to the extreme and reproducible.

Python 3.8.10 (default, Nov 22 2023, 10:22:35)
[GCC 9.4.0] on linux
Type "help", "copyright", "credits" or "license" for more information.

import numpy as np
import nnfs
nnfs.init()
f = np.random.randn() * 0.1
Traceback (most recent call last):
File "", line 1, in
File "/home/jlh/sync/AI/nnfs/nnfs/lib/python3.8/site-packages/nnfs/core.py", line 49, in enclosed_method
return method[4](*args, **kwargs).astype(default_dtype)
AttributeError: 'float' object has no attribute 'astype'
np.version
'1.24.4'
nnfs.version
'0.5.1