From e2b10425ef2fd95d365c78e303af81ecc849040f Mon Sep 17 00:00:00 2001
From: Santos Gallegos <santos_g@outlook.com>
Date: Wed, 25 Nov 2020 18:51:19 -0500
Subject: [PATCH] CI: switch to circleci (#1020)

---
 .circleci/config.yml | 54 ++++++++++++++++++++++++++++++++++++++++++++
 .travis.yml          | 15 ------------
 README.rst           |  4 ++--
 tox.ini              |  8 +------
 4 files changed, 57 insertions(+), 24 deletions(-)
 create mode 100644 .circleci/config.yml
 delete mode 100644 .travis.yml

diff --git a/.circleci/config.yml b/.circleci/config.yml
new file mode 100644
index 000000000..c4bd3ccab
--- /dev/null
+++ b/.circleci/config.yml
@@ -0,0 +1,54 @@
+version: 2.1
+
+commands:
+  run-tox:
+    description: "Run tox"
+    parameters:
+      version:
+        type: string
+    steps:
+      - checkout
+      - run: pip install --user tox
+      - run: tox -e "<<parameters.version>>-sphinx{16,17,18,20,21,22,23,24,30,31,32}"
+
+jobs:
+  py27:
+    docker:
+      - image: 'cimg/python:2.7'
+    steps:
+      - run-tox:
+          version: py27
+  py36:
+    docker:
+      - image: 'cimg/python:3.6'
+    steps:
+      - run-tox:
+          version: py36
+  py37:
+    docker:
+      - image: 'cimg/python:3.7'
+    steps:
+      - run-tox:
+          version: py37
+  py38:
+    docker:
+      - image: 'cimg/python:3.8'
+    steps:
+      - run-tox:
+          version: py38
+  py39:
+    docker:
+      - image: 'cimg/python:3.9'
+    steps:
+      - run-tox:
+          version: py39
+
+workflows:
+  version: 2
+  tests:
+    jobs:
+      - py39
+      - py38
+      - py37
+      - py36
+      - py27
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index 3c2fc65e2..000000000
--- a/.travis.yml
+++ /dev/null
@@ -1,15 +0,0 @@
-language: python
-python:
-  - 2.7
-  - 3.6
-  - 3.7
-  - 3.8
-install:
-  - pip install tox-travis
-  - pip install sphinx
-script:
-  - tox
-
-branches:
-  only:
-  - master
diff --git a/README.rst b/README.rst
index 4c7f6db27..dcc8078b0 100644
--- a/README.rst
+++ b/README.rst
@@ -5,9 +5,9 @@ Read the Docs Sphinx Theme
 .. image:: https://img.shields.io/pypi/v/sphinx_rtd_theme.svg
    :target: https://pypi.python.org/pypi/sphinx_rtd_theme
    :alt: Pypi Version
-.. image:: https://travis-ci.org/readthedocs/sphinx_rtd_theme.svg?branch=master
-   :target: https://travis-ci.org/readthedocs/sphinx_rtd_theme
+.. image:: https://circleci.com/gh/readthedocs/sphinx_rtd_theme.svg?style=svg
    :alt: Build Status
+   :target: https://circleci.com/gh/readthedocs/sphinx_rtd_theme
 .. image:: https://img.shields.io/pypi/l/sphinx_rtd_theme.svg
    :target: https://pypi.python.org/pypi/sphinx_rtd_theme/
    :alt: License
diff --git a/tox.ini b/tox.ini
index dafec6eff..fcc2524b9 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,11 +1,5 @@
 [tox]
-envlist = py{27,36,37,38}-sphinx{16,17,18,20,21,22,23,24,30,31,32}
-
-[tox:travis]
-2.7 = py27-sphinx{16,17,18,20,21,22,23,24,30,31,32}
-3.6 = py36-sphinx{16,17,18,20,21,22,23,24,30,31,32}
-3.7 = py37-sphinx{16,17,18,20,21,22,23,24,30,31,32}
-3.8 = py38-sphinx{16,17,18,20,21,22,23,24,30,31,32}
+envlist = py{27,36,37,38,39}-sphinx{16,17,18,20,21,22,23,24,30,31,32}
 
 [testenv]
 setev =