Python 2 will be end-of-life in 2020 (https://www.python.org/dev/peps/pep-0373/#update), so we have to add support for Python 3.
Python 2 will be end-of-life in 2020 (https://www.python.org/dev/peps/pep-0373/#update), so we have to add support for Python 3.