[OSX] add travis build.

Update

Update test_symbol.py

.gitignore

@@ -52,7 +52,8 @@ Debug
 .dir-locals.el
 __pycache__
 *.pkl
-
+*.params
+*.json
 *.d
 build
 dmlc-core

.travis.yml

@@ -1,5 +1,8 @@
 # disable sudo to use container based build
 sudo: false
+# Enabling test on Linux and OS X
+os:
+  - linux
 
 # Use Build Matrix to do lint and build seperately
 env:
@@ -48,14 +51,12 @@ before_install:
 
 install:
   - pip install cpplint pylint --user `whoami`
-  - make -f dmlc-core/scripts/packages.mk gtest
-  - if [ "$CXX" = "g++" ]; then export CXX="g++-4.8" CC="gcc-4.8"; fi
+
 
 script:
   - scripts/travis_script.sh
 
 
-
 before_cache:
   - ${TRAVIS}/travis_before_cache.sh
 

scripts/travis_osx_install.sh

@@ -0,0 +1,32 @@
+#!/bin/bash
+
+brew update
+brew tap homebrew/science
+brew info opencv
+brew install graphviz
+brew install opencv
+
+if [ ${TASK} == "python-package3" ]; then
+    wget -O conda.sh https://repo.continuum.io/miniconda/Miniconda3-latest-MacOSX-x86_64.sh
+else
+    wget -O conda.sh https://repo.continuum.io/miniconda/Miniconda-latest-MacOSX-x86_64.sh
+fi
+
+
+bash conda.sh -b -p $HOME/miniconda
+export PATH="$HOME/miniconda/bin:$PATH"
+hash -r
+conda config --set always_yes yes --set changeps1 no
+conda update -q conda
+# Useful for debugging any issues with conda
+conda info -a
+
+if [ ${TASK} == "python-package3" ]; then
+    conda create -n myenv python=3.4
+    alias python3=python
+else
+    conda create -n myenv python=2.7
+fi
+source activate myenv
+conda install numpy scipy matplotlib nose
+python -m pip install graphviz

scripts/travis_script.sh

@@ -2,29 +2,45 @@
 
 # main script of travis
 if [ ${TASK} == "lint" ]; then
-    make lint || exit -1
+    if [ ${TRAVIS_OS_NAME} != "osx" ]; then
+        make lint || exit -1
+    fi
     exit 0
 fi
 
 if [ ${TASK} == "doc" ]; then
-    make doc 2>log.txt
-    (cat log.txt|grep warning) && exit -1
+    if [ ${TRAVIS_OS_NAME} != "osx" ]; then
+        make doc 2>log.txt
+        (cat log.txt|grep warning) && exit -1
+    fi
     exit 0
 fi
 
 # prereqs for things that need make
 cp make/config.mk config.mk
-echo "USE_BLAS=blas" >> config.mk
-echo "USE_CUDNN=0" >> config.mk
-echo "CXX=g++-4.8" >> config.mk
-export CXX="g++-4.8"
 
+if [ ${TRAVIS_OS_NAME} == "osx" ]; then
+    source scripts/travis_osx_install.sh
+    echo "USE_BLAS=apple" >> config.mk
+    echo "USE_OPENMP=0" >> config.mk
+    alias nosetests='python -m noise'
+    alias nosetests3='python -m noise'
+else
+    echo "USE_BLAS=blas" >> config.mk
+    echo "USE_CUDNN=0" >> config.mk
+    echo "CXX=g++-4.8" >> config.mk
+    export CXX="g++-4.8"
+fi
+
+echo "USE_S3=0" >> config.mk
 
 if [ ${TASK} == "build" ]; then
-    echo "USE_CUDA=1" >> config.mk
-    echo "USE_THREADED_ENGINE=1" >> config.mk
-    ./dmlc-core/scripts/setup_nvcc.sh $NVCC_PREFIX
-    make all || exit -1
+    if [ ${TRAVIS_OS_NAME} != "osx" ]; then
+        echo "USE_CUDA=1" >> config.mk
+        echo "USE_THREADED_ENGINE=1" >> config.mk
+        ./dmlc-core/scripts/setup_nvcc.sh $NVCC_PREFIX
+        make all || exit -1
+    fi
 fi
 
 if [ ${TASK} == "python" ]; then
@@ -39,8 +55,8 @@ if [ ${TASK} == "python3" ]; then
     echo "USE_CUDA=0" >> config.mk
     make all || exit -1
     export MXNET_ENGINE_TYPE=ThreadedEngine
-    nosetests tests/python/unittest || exit -1
-    nosetests tests/python/train || exit -1
+    nosetests3 tests/python/unittest || exit -1
+    nosetests3 tests/python/train || exit -1
 fi
 
 if [ ${TASK} == "python_naive" ]; then
@@ -60,12 +76,13 @@ if [ ${TASK} == "python_perdev" ]; then
 fi
 
 if [ ${TASK} == "cpp_unittest" ]; then
+    make -f dmlc-core/scripts/packages.mk gtest
     echo "USE_CUDA=0" >> config.mk
+    echo "GTEST_PATH="${CACHE_PREFIX} >> config.mk
     make test || exit -1
     export MXNET_ENGINE_TYPE=ThreadedEngine
     for test in tests/cpp/*_test; do
         ./$test || exit -1
     done
 fi
 
-# TODO(yutian): add unittest back

src/io/iter_image_recordio.cc

@@ -406,7 +406,7 @@ class ImageRecordIter : public IIterator<DataInst> {
       elapsed = (uint64_t)(time(NULL) - start);
       if (imcnt % 1000 == 0 && param_.silent == 0) {
         printf("\r                                                               \r");
-        printf("[%8lu] images processed, %ld sec elapsed", imcnt, elapsed);
+        printf("[%8lu] images processed, %ld sec elapsed", imcnt, (long)elapsed);  // NOLINT(*)
         fflush(stdout);
       }
     }

src/operator/elementwise_binary_op-inl.h

@@ -165,7 +165,7 @@ class ElementWiseBinaryOpProp : public OperatorProperty {
         << TypeString() << " do not take any additional keyword arguments besides lhs and rhs";
   }
   std::map<std::string, std::string> GetParams() const override {
-    return {};
+    return std::map<std::string, std::string>();
   }
 
   bool InferShape(std::vector<TShape> *in_shape,

src/operator/reshape-inl.h

@@ -152,7 +152,8 @@ class FlattenProp : public ReshapeProp {
   void Init(const std::vector<std::pair<std::string, std::string> >& kwargs) override {}
 
   std::map<std::string, std::string> GetParams() const override {
-    return {};
+    // need to use this on osx
+    return std::map<std::string, std::string>();
   }
 
   std::string TypeString() const override {

tests/python/unittest/test_symbol.py

@@ -39,7 +39,6 @@ def test_symbol_internal():
                               'fc1_weight', 'fc1_bias',
                               'fc2_weight', 'fc2_bias']
     internal =  net1.get_internals()
-    print internal.list_outputs()
     fc1 = internal['fc1_output']
     assert fc1.list_arguments() == oldfc.list_arguments()
 
@@ -56,7 +55,6 @@ def test_symbol_saveload():
     sym = models.mlp2()
     fname = 'tmp_sym.json'
     sym.save(fname)
-    print sym.tojson()
     data2 = mx.symbol.load(fname)
     # save because of order
     assert sym.tojson() == data2.tojson()