.travis.yml

# https://docs.travis-ci.com/user/getting-started/

language: python
python:
  - "3.7"
  - "2.7"

# https://docs.travis-ci.com/user/reference/overview/
# https://blog.travis-ci.com/2017-04-17-precise-EOL
# Also needed for TensorFlow for glibc 2.7.
dist: xenial
sudo: false  # should use the faster container based image

# command to install dependencies
# quiet (-qq) to keep log smaller
# |cat to avoid interactive banner (which blows up the log)
# Note: pip is from a virtualenv, thus --user does not seem to work.
# pip2 without --user (if pip is PY3) also does not work because we don't have root access.
# pip2 with --user (if pip is PY2) does not work, because it the same as pip.
install:
  - 'if { python -V 2>&1 | grep -q "Python 3."; } && test -n "$PY3_VER"; then source ~/virtualenv/python$PY3_VER/bin/activate; python -V; fi;'
  - pip2 install -qq --upgrade pip setuptools wheel six | cat  # Python2<->Python3
  - pip2 install --user -r requirements.txt | cat  # need for Python2<->Python3 communication tests
  - pip2 install --user typing | cat
  - pip install typing | cat  # needed for Python 2 in some cases
  - pip install -qq --upgrade pip setuptools wheel
  - pip install --upgrade numpy scipy | cat  # TF usually needs the latest Numpy
  - pip install -r requirements.txt | cat
  - pip install $TF_PACKAGE | cat
  - pip install theano==0.9 | cat
  - pip install -qq nose
  - echo "[global]" >> ~/.theanorc
  - echo "device = cpu" >> ~/.theanorc
  - echo "floatX = float32" >> ~/.theanorc
  - python --version
  - python -c "import numpy; print(numpy.version.full_version)"
  - python -c "import tensorflow as tf; print(tf.GIT_VERSION, tf.VERSION)"
  - python -c "import theano; print(theano.__version__)"

# https://docs.travis-ci.com/user/environment-variables/
# TF tests first, because more relevant (for me), then ordered by alphabet
env:
  global:
    - TF_PACKAGE=tensorflow==1.15.0
  matrix:
    - TEST=TFEngine
    - TEST=TFNativeOp
    # There are no Python >=3.7 pip packages for older TF versions.
    - TEST=TFNativeOp TF_PACKAGE=tensorflow==1.8.0 PY3_VER=3.6
    - TEST=TFNativeOp TF_PACKAGE=tensorflow==1.4.0 PY3_VER=3.6
    - TEST=TFNetworkLayer
    - TEST=TFNetworkRecLayer
    - TEST=TFNetworkSigProcLayer
    - TEST=TFUpdater
    - TEST=TFUtil
    - TEST=Config
    - TEST=Dataset
    # Theano using NativeOp is somewhat broken on Python 3.7 in some cases, thus we use Python 3.6.
    - TEST=demos PY3_VER=3.6
    - TEST=Device
    - TEST=EngineTask
    - TEST=EngineUtil
    - TEST=fork_exec
    - TEST=Fsa
    - TEST=GeneratingDataset
    - TEST=hdf_dump
    - TEST=HDFDataset
    - TEST=LearningRateControl
    - TEST=Log
    - TEST=multi_target
    - TEST=MultiBatchBeam PY3_VER=3.6
    - TEST=NativeOp PY3_VER=3.6
    - TEST=NativeOp_chunk
    - TEST=NativeOp_sparse
    - TEST=NativeOp_subtensor_batched_index
    - TEST=Network
    - TEST=NetworkBaseLayer
    - TEST=NetworkDescription
    - TEST=NetworkLayer
    - TEST=Pretrain
    - TEST=SprintDataset
    - TEST=SprintInterface
    - TEST=TaskSystem
    - TEST=TaskSystem_SharedMem
    - TEST=TheanoUtil
    - TEST=Util

matrix:
  include:
    - env: RUN=tests/pylint.py
    - env: RUN=tests/pycharm-inspect.py
  allow_failures:
    - env: RUN=tests/pylint.py
    - env: RUN=tests/pycharm-inspect.py
  fast_finish: true

# command to run tests
script:
  - 'if [[ ! -z "$TEST" ]]; then nosetests tests/test_$TEST.py; fi'
  - 'if [[ ! -z "$RUN" ]]; then $RUN; fi'

# https://docs.travis-ci.com/user/notifications
# no notifications
notifications:
  email: false