Drop support for Python 3.6

Author: Hugo Osvaldo Barrera

.github/workflows/tests.yml

@@ -8,7 +8,7 @@ jobs:
     strategy:
       matrix:
         os: [ ubuntu-20.04, macOS-10.15, windows-2019 ]
-        python: [ '3.6', '3.7', '3.8', '3.9', '3.10' ]
+        python: [ '3.7', '3.8', '3.9', '3.10' ]
         variant: [ "py", "py-images" ]
     name: python${{ matrix.python }} on ${{ matrix.os }} ${{ matrix.variant }}
     steps:

README.rst

@@ -30,7 +30,7 @@ python-barcode
 There are no external dependencies when generating SVG files.
 Pillow is required for generating images (e.g.: PNGs).
 
-Support Python 3.6 to 3.10.
+Support Python 3.7 to 3.10.
 
 .. image:: example-ean13.png
   :target: https://github.com/WhyNotHugo/python-barcode

docs/changelog.rst

@@ -1,9 +1,14 @@
 Changelog
 ---------
 
-v0.14.0
+unreleased
 ~~~~~~~~~~
 
+* **Breaking** Dropped support for Python 3.6.
+
+v0.14.0
+~~~~~~~
+
 * **Breaking**: The default dimensions have changed slightly. This is so that
   the results of generating a PNG and an SVG look more alike.
 * Previous versions included an empty text element for SVGs with no comment.

setup.py

@@ -23,7 +23,6 @@
         "Operating System :: OS Independent",
         "Programming Language :: Python",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",
         "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = {py36,py37,py38,py39,py310}{,-images}
+envlist = {py37,py38,py39,py310}{,-images}
 skip_missing_interpreters = True
 
 [testenv]