First create a viratual environment
Conda
conda create -n altair-101
conda activate altair-101
venv
python -m venv ./venv
source .venv/bin/activate
and install requirements.
pip install -r requirements.txt
(Optional) if you don't have jupyter, install it
pip install jupyterlab
Create ipykernal for your created environment.
python -m ipykernel install --user --name altair-101 --display-name "altair-101"
jupyter notebook