Abandon Travis CI We have no credits, and its a PITA to maintain two CI platforms. The tests running on Travis provide very little extra coverage vs Azure Pipelines alone

(cherry picked from commit 042e46682e)

.ci/README.md

@@ -1,8 +1,8 @@
 
 # `.ci`
 
-This directory contains scripts for Travis CI and (more or less) Azure
+This directory contains scripts for Continuous Integration platforms. Currently
-Pipelines, but they will also happily run on any Debian-like machine.
+Azure Pipelines, but they will also happily run on any Debian-like machine.
 
 The scripts are usually split into `_install` and `_test` steps. The `_install`
 step will damage your machine, the `_test` step will just run the tests the way

.ci/ci_lib.py

@@ -60,24 +60,6 @@ def have_docker():
 # Force line buffering on stdout.
 sys.stdout = os.fdopen(1, 'w', 1)
 
-# Force stdout FD 1 to be a pipe, so tools like pip don't spam progress bars.
-if 'TRAVIS_HOME' in os.environ:
-    proc = subprocess.Popen(
-        args=['stdbuf', '-oL', 'cat'],
-        stdin=subprocess.PIPE
-    )
-
-    os.dup2(proc.stdin.fileno(), 1)
-    os.dup2(proc.stdin.fileno(), 2)
-
-    def cleanup_travis_junk(stdout=sys.stdout, stderr=sys.stderr, proc=proc):
-        stdout.close()
-        stderr.close()
-        proc.terminate()
-
-    atexit.register(cleanup_travis_junk)
-
-# -----------------
 
 def _argv(s, *args):
     """Interpolate a command line using *args, return an argv style list.
@@ -202,27 +184,9 @@ class TempDir(object):
 
 
 class Fold(object):
-    """
+    def __init__(self, name): pass
-    Bracket a section of stdout with travis_fold markers.
+    def __enter__(self): pass
-
+    def __exit__(self, _1, _2, _3): pass
-    This allows the section to be collapsed or expanded in Travis CI web UI.
-
-    >>> with Fold('stage 1'):
-    ...     print('Frobnicate the frobnitz')
-    ...
-    travis_fold:start:stage 1
-    Frobnicate the frobnitz
-    travis_fold:end:stage 1
-    """
-    def __init__(self, name):
-        self.name = name
-
-    def __enter__(self):
-        print('travis_fold:start:%s' % (self.name))
-
-    def __exit__(self, _1, _2, _3):
-        print('')
-        print('travis_fold:end:%s' % (self.name))
 
 
 os.environ.setdefault('ANSIBLE_STRATEGY',

.travis.yml

@@ -1,95 +0,0 @@
-sudo: required
-dist: trusty
-
-notifications:
-  email: false
-  irc: "chat.freenode.net#mitogen-builds"
-
-language: python
-
-branches:
-  except:
-  - docs-master
-
-cache:
-- pip
-- directories:
-  - /home/travis/virtualenv
-
-env:
-  - NOCOVERAGE=1
-
-install:
-- grep -Erl git-lfs\|couchdb /etc/apt | sudo xargs rm -v
-- .ci/${MODE}_install.py
-
-script:
-- .ci/spawn_reverse_shell.py
-- .ci/${MODE}_tests.py
-
-
-# To avoid matrix explosion, just test against oldest->newest and
-# newest->oldest in various configuartions.
-
-matrix:
-  allow_failures:
-    # Python 2.4 tests are still unreliable
-    - language: c
-      env: MODE=mitogen_py24 DISTRO=centos5
-
-  include:
-    # Debops tests.
-    # 2.9.6; 3.6 -> 2.7
-    - python: "3.6"
-      env: MODE=debops_common VER=2.9.6
-    # 2.8.3; 3.6 -> 2.7
-    - python: "3.6"
-      env: MODE=debops_common VER=2.8.3
-    # 2.4.6.0; 2.7 -> 2.7
-    - python: "2.7"
-      env: MODE=debops_common VER=2.4.6.0
-
-    # Sanity check against vanilla Ansible. One job suffices.
-    - python: "2.7"
-      env: MODE=ansible VER=2.8.3 DISTROS=debian STRATEGY=linear
-
-    # ansible_mitogen tests.
-
-    # 2.9.6 -> {debian, centos6, centos7}
-    - python: "3.6"
-      env: MODE=ansible VER=2.9.6
-    # 2.8.3 -> {debian, centos6, centos7}
-    - python: "3.6"
-      env: MODE=ansible VER=2.8.3
-    # 2.8.3 -> {debian, centos6, centos7}
-    - python: "2.7"
-      env: MODE=ansible VER=2.8.3
-
-    # 2.4.6.0 -> {debian, centos6, centos7}
-    - python: "3.6"
-      env: MODE=ansible VER=2.4.6.0
-    # 2.4.6.0 -> {debian, centos6, centos7}
-    - python: "2.6"
-      env: MODE=ansible VER=2.4.6.0
-
-    # 2.3 -> {centos5}
-    - python: "2.6"
-      env: MODE=ansible VER=2.3.3.0 DISTROS=centos5
-
-    # Mitogen tests.
-    # 2.4 -> 2.4
-    - language: c
-      env: MODE=mitogen_py24 DISTRO=centos5
-    # 2.7 -> 2.7 -- moved to Azure
-    # 2.7 -> 2.6
-    #- python: "2.7"
-      #env: MODE=mitogen DISTRO=centos6
-    - python: "3.6"
-      env: MODE=mitogen DISTRO=centos7
-    # 2.6 -> 2.7
-    - python: "2.6"
-      env: MODE=mitogen DISTRO=centos7
-    # 2.6 -> 3.5
-    - python: "2.6"
-      env: MODE=mitogen DISTRO=debian-py3
-    # 3.6 -> 2.6 -- moved to Azure

README.md

@@ -1,12 +1,9 @@
 # Mitogen
 
-<!-- [![Build Status](https://travis-ci.org/dw/mitogen.png?branch=master)](https://travis-ci.org/dw/mitogen}) -->
 <a href="https://mitogen.networkgenomics.com/">Please see the documentation</a>.
 
 ![](https://i.imgur.com/eBM6LhJ.gif)
 
 [![Total alerts](https://img.shields.io/lgtm/alerts/g/mitogen-hq/mitogen.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/mitogen-hq/mitogen/alerts/)
 
-[![Build Status](https://api.travis-ci.com/mitogen-hq/mitogen.svg?branch=master)](https://api.travis-ci.com/mitogen-hq/mitogen)
+[![Build Status](https://dev.azure.com/mitogen-hq/mitogen/_apis/build/status/mitogen-hq.mitogen?branchName=master)](https://dev.azure.com/mitogen-hq/mitogen/_build/latest?definitionId=1&branchName=master)
-
-[![Pipelines Status](https://dev.azure.com/mitogen-hq/mitogen/_apis/build/status/mitogen-hq.mitogen?branchName=master)](https://dev.azure.com/mitogen-hq/mitogen/_build/latest?definitionId=1&branchName=master)

tests/README.md

@@ -7,7 +7,7 @@ started in September 2017. Pull requests in this area are very welcome!
 
 ## Running The Tests
 
-[![Build Status](https://api.travis-ci.org/dw/mitogen.svg?branch=master)](https://travis-ci.org/dw/mitogen)
+[![Build Status](https://dev.azure.com/mitogen-hq/mitogen/_apis/build/status/mitogen-hq.mitogen?branchName=master)](https://dev.azure.com/mitogen-hq/mitogen/_build/latest?definitionId=1&branchName=master)
 
 Your computer should have an Internet connection, and the ``docker`` command
 line tool should be able to connect to a working Docker daemon (localhost or