Remove py27 support

.travis.yml

@@ -1,17 +1,12 @@
 language: python
 matrix:
   include:
-    - python: 2.7
-      env: TOXENV=py27-crypto,py27-nocrypto,py27-contrib_crypto
-    - python: 3.4
-      env: TOXENV=py34-crypto,py34-nocrypto
     - python: 3.5
       env: TOXENV=py35-crypto,py35-nocrypto,py35-contrib_crypto
     - python: 3.6
       env: TOXENV=py36-crypto,py36-nocrypto,py36-contrib_crypto
     - python: 3.7
       env: TOXENV=lint,typing,py37-crypto,py37-nocrypto,py37-contrib_crypto
-      dist: xenial
 install:
   - pip install -U pip
   - pip install -U tox coveralls

appveyor.yml

@@ -1,11 +1,14 @@
 environment:
   matrix:
-    - PYTHON: "C:\\Python27-x64"
-      TOX_ENV: "py27-crypto"
-
     - PYTHON: "C:\\Python35-x64"
       TOX_ENV: "py35-crypto"
 
+    - PYTHON: "C:\\Python36-x64"
+      TOX_ENV: "py36-crypto"
+
+    - PYTHON: "C:\\Python37-x64"
+      TOX_ENV: "py37-crypto"
+
 init:
   - SET PATH=%PYTHON%;%PATH%
   - python -c "import sys;sys.stdout.write(sys.version)"

setup.py

@@ -1,5 +1,5 @@
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
+#!/usr/bin/env python3
+
 import os
 import re
 import sys
@@ -60,14 +60,13 @@ def get_version(package):
         "Natural Language :: English",
         "License :: OSI Approved :: MIT License",
         "Programming Language :: Python",
-        "Programming Language :: Python :: 2.7",
-        "Programming Language :: Python :: 3.4",
+        "Programming Language :: Python :: 3",
         "Programming Language :: Python :: 3.5",
         "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",
         "Topic :: Utilities",
     ],
-    python_requires=">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*",
+    python_requires=">=3, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*",
     extras_require=EXTRAS_REQUIRE,
     entry_points={"console_scripts": ["pyjwt = jwt.__main__:main"]},
     options={"bdist_wheel": {"universal": "1"}},

tox.ini

@@ -1,5 +1,10 @@
 [tox]
-envlist = lint, typing, py{27,34,35,36,37}-crypto, py{27,35,36,37}-contrib_crypto, py{27,35,36,37}-nocrypto
+envlist =
+    lint
+    typing
+    py{35,36,37}-crypto
+    py{35,36,37}-contrib_crypto
+    py{35,36,37}-nocrypto
 
 
 [testenv]