fix: make releases from only one Python version

.travis.yml

@@ -1,39 +1,38 @@
 language: python
 sudo: false
+git:
+  depth: 1
 python:
   - '2.7'
   - '3.4'
   - '3.5'
+  - '3.6'
+branches:
+  only:
+  - master
+  - devel
+  - "/^\\d+\\.\\d+\\.\\d+[a]?\\d*$/"
 env:
   global:
+    - GITHUB_REPO=biosustain/optlang
     - secure: PBcwrLg4ZwVi9Gw25Q2adNd0uK+NCqFSiYl+ZuumkEXs4NQBbSXVd719wrWKUFdIqBy+h9ETo4Vsz/QsTZzI2mSG4zqTkm+oUxMW1tJxYEeKZvCo7GfZ883VlKFgdqvh6iouEvHSjfGbwc5cUp98CbjgI5ni01vGpDQh2hgokkI=
   matrix:
     - OPTLANG_USE_SYMENGINE=False
     - OPTLANG_USE_SYMENGINE=True
+matrix:
+  fast_finish: true
 cache:
   - pip: true
-addons:
-  apt:
-    packages:
-    - swig
-    - libzmq3-dev
-    - libgmp-dev
-    - libglpk-dev
-    - glpk-utils
-    - pandoc
 before_install:
   - export SYMPY_USE_CACHE=no
   - pip install pip --upgrade
   - 'echo "this is a build for: $TRAVIS_BRANCH"'
-  - 'if [[ "$TRAVIS_PYTHON_VERSION" != "3.5" ]]; then bash ./.travis/install_cplex.sh; fi'
+  - 'if [[ "$TRAVIS_PYTHON_VERSION" < "3.5" ]]; then bash ./.travis/install_cplex.sh; fi'
 install:
   - pip install nose nose-progressive rednose coverage docutils flake8 codecov jsonschema
   - pip install -r requirements.txt
-  - pip install inspyred
-  - pip install pypandoc
-  - pip install swiglpk
   - pip install scipy
-  - pip install symengine
+  - 'if [[ "$OPTLANG_USE_SYMENGINE" = "True" ]]; then pip install symengine; fi'
   - python setup.py install
 before_script:
   - flake8 .
@@ -43,25 +42,24 @@ after_success:
 notifications:
   slack:
     secure: s8Dj0MFreNwZ3Zhb0+5yJiHPL33JsxLjmoRo8f0ohLdD15L//E4VjkCsYkNEcLzid6HarEL/1JSmzAuGl40fCdLqTAoDRy01shT1zmfWQPXQlaALh5f8ExBAlyDHxKhd/B2SytYu6uhe0WOuxu/oo4c33a7pKhuV1piNcevPZew=
-before_deploy:
-  - pip install twine
-  - python setup.py sdist bdist_wheel
 deploy:
   - provider: releases
     api_key:
       secure: u4aJv+5YoH3gjJpyiVoq33SqKIUtx8LWPp15pIh8hKHmUgJNyjGm7ELXOeczfQ5W7ZpnWj+ogewaes2oA0NLxBB1/MBPL7kr77hmzp+XhZomh73DzFKegbpBTgqpioBRxvPlq3HYNIWqrLkeg/HYlBW1WM6mKifFUwqbIaL+++4=
-    file_glob: true
-    file: dist/optlang*.whl
     skip_cleanup: true
     on:
-      branch: master
       tags: true
-      repo: biosustain/optlang
+      repo: $GITHUB_REPO
+      python: '3.6'
+      condition: $OPTLANG_USE_SYMENGINE = False
   - provider: pypi
+    skip_cleanup: true
+    distributions: sdist bdist_wheel
     user: Nikolaus.Sonnenschein
     password:
       secure: Gn23MUvzP1DPJXxRXUOXGBJjyMamawxey5ByrOd+JT90roljHKSk8v1wdBMH7+s1DB/ygUJqB2Zy0cBC3mr0waY6HmxKpXhddgzQzG56Eua/npTxpz58Y8xfSYF+5QqS3gcyBrYEXmeHWuEURERy0b7uYKMx/QcHAHYhTaVy4zE=
     on:
-      branch: master
       tags: true
-      repo: biosustain/optlang
+      repo: $GITHUB_REPO
+      python: '3.6'
+      condition: $OPTLANG_USE_SYMENGINE = False

appveyor.yml

@@ -1,3 +1,9 @@
+branches:
+ only:
+ - master
+ - devel
+ - "/^\\d+\\.\\d+\\.\\d+[a]?\\d*$/"
+
 environment:
   global:
     # SDK v7.0 MSVC Express 2008's SetEnv.cmd script will fail if the
@@ -19,7 +25,7 @@ environment:
       PYTHON_VERSION: "3.5.2"
       PYTHON_ARCH: "64"
 
-clone_depth: 25
+clone_depth: 2
 
 init:
   - "ECHO %PYTHON% %PYTHON_VERSION% %PYTHON_ARCH%bit"