Drop testing for Python < 3.6.

.travis.yml

@@ -28,19 +28,12 @@ _integration_job: &integration_job
 
 jobs:
   include:
-    - python: 2.7
-      env: TOXENV=2.7-unit
-    - python: 3.5
-      env: TOXENV=3.5-unit
     - python: 3.6
       env: TOXENV=3.6-unit
     - python: 3.7
       env: TOXENV=3.7-linux-unit
     - python: 3.8
       env: TOXENV=3.8-linux-unit
-    - python: pypy2.7-7.1.1
-      env: TOXENV=pypy-unit
-      dist: xenial
     - python: pypy3.5-7.0
       env: TOXENV=pypy3-unit
       dist: xenial
@@ -48,18 +41,12 @@ jobs:
       stage: lint
     - env: TOXENV=flakeplus
       stage: lint
-    - python: '3.6'
+    - python: '3.8'
       env: TOXENV=apicheck
       stage: lint
-    - python: '3.6'
+    - python: '3.8'
       env: TOXENV=pydocstyle
       stage: lint
-    - python: 2.7
-      <<: *integration_job
-      env: TOXENV=2.7-integration-py-amqp
-    - python: 3.5
-      <<: *integration_job
-      env: TOXENV=3.5-integration-py-amqp
     - python: 3.6
       <<: *integration_job
       env: TOXENV=3.6-integration-py-amqp
@@ -69,18 +56,9 @@ jobs:
     - python: 3.8
       <<: *integration_job
       env: TOXENV=3.8-linux-integration-py-amqp
-    - python: pypy2.7-7.1.1
-      <<: *integration_job
-      env: TOXENV=pypy-integration-py-amqp
     - python: pypy3.5-7.0
       <<: *integration_job
       env: TOXENV=pypy3-integration-py-amqp
-    - python: 2.7
-      <<: *integration_job
-      env: TOXENV=2.7-integration-redis
-    - python: 3.5
-      <<: *integration_job
-      env: TOXENV=3.5-integration-redis
     - python: 3.6
       <<: *integration_job
       env: TOXENV=3.6-integration-redis
@@ -90,9 +68,6 @@ jobs:
     - python: 3.8
       <<: *integration_job
       env: TOXENV=3.8-linux-integration-redis
-    - python: pypy2.7-7.1.1
-      <<: *integration_job
-      env: TOXENV=pypy-integration-redis
     - python: pypy3.5-7.0
       <<: *integration_job
       env: TOXENV=pypy3-integration-redis

tox.ini

@@ -1,8 +1,8 @@
 [tox]
 envlist =
-    {2.7,pypy,pypy3,3.5,3.6,3.7-{linux,windows},3.8{linux,windows}}-unit
+    {pypy3,3.6,3.7-{linux,windows},3.8{linux,windows}}-unit
-    {2.7,pypy,pypy3,3.5,3.6,3.7-{linux,windows},3.8{linux,windows}}-integration-py-amqp
+    {pypy3,3.6,3.7-{linux,windows},3.8{linux,windows}}-integration-py-amqp
-    {2.7,pypy,pypy3,3.5,3.6,3.7-{linux,windows},3.8{linux,windows}}-integration-redis
+    {pypy3,3.6,3.7-{linux,windows},3.8{linux,windows}}-integration-redis
     flake8
     flakeplus
     apicheck
@@ -17,10 +17,9 @@ passenv =
   DISTUTILS_USE_SDK
 deps=
     -r{toxinidir}/requirements/dev.txt
-    apicheck,2.7,pypy,pypy3,3.5,3.6,3.7-linux,3.7-windows,3.8-linux,3.8-windows: -r{toxinidir}/requirements/default.txt
+    apicheck,pypy3,3.6,3.7-linux,3.7-windows,3.8-linux,3.8-windows: -r{toxinidir}/requirements/default.txt
-    apicheck,2.7,pypy,pypy3,3.5,3.6,3.7-linux,3.7-windows,3.8-linux,3.8-windows: -r{toxinidir}/requirements/test.txt
+    apicheck,pypy3,3.6,3.7-linux,3.7-windows,3.8-linux,3.8-windows: -r{toxinidir}/requirements/test.txt
-    apicheck,2.7,pypy,pypy3,3.5,3.6,3.7-linux,3.8-linux: -r{toxinidir}/requirements/test-ci.txt
+    apicheck,pypy3,3.6,3.7-linux,3.8-linux: -r{toxinidir}/requirements/test-ci.txt
-    2.7,pypy: -r{toxinidir}/requirements/test-ci-py2.txt
     3.7-windows: -r{toxinidir}/requirements/test-ci-windows.txt
     apicheck,linkcheck: -r{toxinidir}/requirements/docs.txt
     flake8,flakeplus,pydocstyle: -r{toxinidir}/requirements/pkgutils.txt
@@ -31,12 +30,12 @@ commands =
     integration-redis: py.test -xv -E redis t/integration {posargs:-n2}
 
 basepython =
-    2.7,flakeplus,flake8,linkcheck,cov: python2.7
+    flake8,linkcheck,cov: python3.8
     3.5: python3.5
-    3.6,apicheck,pydocstyle: python3.6
+    3.6,apicheck,pydocstyle: python3.8
     3.7: python3.7
     3.8: python3.8
-    pypy,pypy3: pypy
+    pypy3: pypy
 
 install_command = python -m pip --disable-pip-version-check install {opts} {packages}
 
@@ -76,10 +75,6 @@ commands = pip install -U -r{toxinidir}/requirements/dev.txt
 commands =
     flake8 -j2 {toxinidir}/kombu {toxinidir}/t
 
-[testenv:flakeplus]
-commands =
-    flakeplus --2.7 {toxinidir}/kombu {toxinidir}/t
-
 [testenv:pydocstyle]
 commands =
     pydocstyle {toxinidir}/kombu