First, clone this repository and make sure that all the submodules are also cloned properly.
git clone https://github.com/activitynet/ActivityNet.git
cd ActivityNet/Crawler/Kinetics
Next, setup your environment
conda env create -f environment.yml
source activate kinetics
pip install --upgrade youtube-dl
Finally, download a dataset split by calling:
mkdir <data_dir>; python download.py {dataset_split}.csv <data_dir>