How To Solve "Preparing Wheel Metadata ... Error" This Error For MacOS For Python 3.9

I am trying to use pip3 with python 3.9 to install modules... I read replies for windows which suggest installing VisualStudio as we need a good C++ compiler I use macOS I am addin

Solution 1:

I had the same issue. In my case, the steps below helped though it was time-consuming.

#Preparation
pip install cython
git clone https://github.com/numpy/numpy.git

#Steps
cd numpy
python setup.py build
python setup.py install

I hope it works for you too.