runtime: Include py.typed, drop unused six dependency

Author: eemeli

fluent.runtime/fluent/runtime/py.typed

@@ -1,8 +1,8 @@
-from setuptools import setup, find_namespace_packages
-import os
+from os import path
+from setuptools import setup
 
-this_directory = os.path.abspath(os.path.dirname(__file__))
-with open(os.path.join(this_directory, 'README.rst'), 'rb') as f:
+this_directory = path.abspath(path.dirname(__file__))
+with open(path.join(this_directory, 'README.rst'), 'rb') as f:
     long_description = f.read().decode('utf-8')
 
 
@@ -25,14 +25,14 @@
           'Programming Language :: Python :: 3.9',
           'Programming Language :: Python :: 3 :: Only',
       ],
-      packages=find_namespace_packages(include=['fluent.*']),
+      packages=['fluent.runtime'],
+      package_data={'fluent.runtime': ['py.typed']},
       # These should also be duplicated in tox.ini and /.github/workflows/fluent.runtime.yml
       install_requires=[
           'fluent.syntax>=0.17,<0.20',
           'attrs',
           'babel',
           'pytz',
-          'six',
       ],
       test_suite='tests',
       )

fluent.runtime/setup.py

@@ -12,12 +12,10 @@ deps =
      attrs==19.1.0
      babel==2.7.0
      pytz==2019.2
-     six==1.12.0
      syntax: .
 commands = ./runtests.py
 
 [testenv:latest]
 basepython = python3
 deps =
      .
-     six