Release 3.2.2

chore: install setuptools in release env.

Release 3.2.1

fix: typing issues with cython.

Release 3.2.0

fix: test nocover pragma for conditional type definition.

Release 3.1.0

Updated package dependencies.

Release 3.0.3

Updated package dependencies.

Release 3.0.2

Fixed issue #23, installation hangs on Windows with cython nthreads>=1.

Release 3.0.1

Use language level 3 compiler directive for cython.

Release 3.0.0

Dropped python 3.5 and below; migrated to use mypy.

Release 2.0.0

Updated package dependencies.

Release 0.1.195

Reformatted code per updates in black style.