Change supported version to 3.9

Author: adamtheturtle

README.rst

@@ -12,7 +12,7 @@ Installation
 
    pip install vws-python
 
-This is tested on Python 3.8+.
+This is tested on Python 3.9+.
 Get in touch with ``adamdangoor@gmail.com`` if you would like to use this with another language.
 
 Getting Started

docs/source/conf.py

@@ -61,7 +61,7 @@
 htmlhelp_basename = 'VWSPYTHONdoc'
 autoclass_content = 'init'
 intersphinx_mapping = {
-    'python': ('https://docs.python.org/3.8', None),
+    'python': ('https://docs.python.org/3.9', None),
 }
 nitpicky = True
 warning_is_error = True

docs/source/release-process.rst

@@ -10,7 +10,7 @@ Outcomes
 Prerequisites
 ~~~~~~~~~~~~~
 
-* ``python3`` on your ``PATH`` set to Python 3.8+.
+* ``python3`` on your ``PATH`` set to Python 3.9+.
 * ``virtualenv``.
 * Push access to this repository.
 * Trust that ``master`` is ready and high enough quality for release.

setup.cfg

@@ -59,7 +59,7 @@ license_file = LICENSE
 classifiers =
     Operating System :: POSIX
     Environment :: Web Environment
-    Programming Language :: Python :: 3.8
+    Programming Language :: Python :: 3.9
     License :: OSI Approved :: MIT License
     Development Status :: 5 - Production/Stable
 url = https://vws-python.readthedocs.io