"""Prepare Youtube_bb dataset
=========================================

`Youtube_bb dataset <http://research.google.com/youtube_bb/>`_ is
The data set consists of approximately 380,000 15-20s video segments extracted from 240,000 different publicly visible YouTube videos.

This tutorial helps you to download Youtube_bb and set it up for later experiments.

.. hint::

   You need 195G free disk space to download and extract this dataset.
   SSD harddrives are recommended for faster speed.
   The time it takes to prepare the dataset depends on your Internet connection
   and disk speed. 

If you want to download this dataset, please follow yt_bb<http://github.com/STVIR/pysot/tree/master/training_dataset/yt_bb>`

"""
