Drop Python 2.7 support

* Remove py27 toxenv
* Remove 2.7 classifier and bump version
* Upgrade dependencies
* Add upgrade tools to pre-commit configuration
* Run pre-commit

Author: replaceafill

.github/workflows/test.yml

@@ -12,8 +12,6 @@ jobs:
     strategy:
       matrix:
         include:
-          - python-version: "2.7"
-            toxenv: "py27"
           - python-version: "3.6"
             toxenv: "py36"
           - python-version: "3.7"

.pre-commit-config.yaml

@@ -1,4 +1,14 @@
 repos:
+- repo: https://github.com/asottile/pyupgrade
+  rev: v2.31.0
+  hooks:
+  - id: pyupgrade
+    args: [--py3-plus, --py36-plus]
+- repo: https://github.com/asottile/reorder_python_imports
+  rev: v2.6.0
+  hooks:
+  - id: reorder-python-imports
+    args: [--py3-plus, --py36-plus]
 - repo: https://github.com/ambv/black
   rev: 22.8.0
   hooks:

amclient/__init__.py

@@ -1,6 +1,4 @@
 #!/usr/bin/env python
-# -*- coding: utf-8 -*-
-
 # Import the primary AMClient script.
 from .amclient import AMClient