remove python 2.7 from tox & CI tasks

.appveyor.yml

@@ -2,9 +2,6 @@ build: false
 
 environment:
   matrix:
-    - PYTHON: "C:\\Python27"
-      PYTHON_VERSION: "2.7"
-      TOXENV: "py27"
     - PYTHON: "C:\\Python38"
       PYTHON_VERSION: "3.8"
       TOXENV: "py38"

.travis.yml

@@ -8,10 +8,6 @@ language: python
 
 matrix:
     include:
-        - name: "Run test suite on Linux with Python 2.7"
-          os: linux
-          python: 2.7
-          env: TOXENV=py27
         - name: "Run test suite on Linux with Python 3.8"
           os: linux
           python: 3.8
@@ -22,12 +18,6 @@ matrix:
           env: TOXENV=pylama
           # 10.1 is OS X 10.13.x
           # https://docs.travis-ci.com/user/languages/objective-c/#Supported-OS-X-iOS-SDK-versions
-        - name: "Run test suite on OS X with Python 2.7"
-          os: osx
-          osx_image: xcode10.1
-          language: generic
-          python: 2.7
-          env: TOXENV=py27
         - name: "Run test suite on OS X with Python 3.8"
           os: osx
           osx_image: xcode11

setup.py

@@ -41,8 +41,7 @@ def get_version():
           "Topic :: System :: Software Distribution",
           "Topic :: Utilities",
           "Programming Language :: Python",
-          "Programming Language :: Python :: 2.7",
-          "Programming Language :: Python :: 3.6",
+          "Programming Language :: Python :: 3.7",
       ],
       keywords='mozilla',
       author='Mozilla Automation and Testing Team',

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py27, py36, pylama
+envlist = py37, pylama
 
 [testenv]
 usedevelop = true