setting an array element with a sequence

PS C:\G\ML-From-Scratch> python mlfromscratch/examples/polynomial_regression.py Finding regularization constant using cross validation: Traceback (most recent call last): File "C:\G\ML-From-Scratch\mlfromscratch\examples\polynomial_regression.py", line 81, in main() File "C:\G\ML-From-Scratch\mlfromscratch\examples\polynomial_regression.py", line 32, in main cross_validation_sets = k_fold_cross_validation_sets( ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Users\\user.conda\envs\tor\Lib\site-packages\mlfromscratch-0.0.4-py3.12.egg\mlfromscratch\\utils\data_manipulation.py", line 145, in k_fold_cross_validation_sets ValueError: setting an array element with a sequence. The requested array has an inhomogeneous shape after 2 dimensions. The detected shape was (10, 4) + inhomogeneous part.