[Travis] Use coverage with python 2.7

.travis.yml

-language: cpp
+language: generic
 python:
   - "2.7"
 sudo: required
@@ -30,6 +30,7 @@ allow_failures:
 before_install: ./travis_custom/custom_before_install
 install:
   - pip install --user coveralls
+  - pip install --user numpy
 script:
   - export CMAKE_ADDITIONAL_OPTIONS="-DCMAKE_BUILD_TYPE=${BUILDTYPE}"
   - sudo free -m -t
@@ -39,7 +40,7 @@ after_success:
   - ./.travis/run after_success
   #- export PYTHONPATH=$install_dir/lib/python2.7/site-packages
   #- coveralls-lcov -v -n $build_dir/coverage.info > coverage.json
-  - export PYTHONPATH=/tmp/_ci/install/lib/python2.7/site-packages
+  - export PYTHONPATH=$PYHTONPATH:/tmp/_ci/install/lib/python2.7/site-packages:/usr/lib/python2.7/dist-packages
   - coveralls-lcov -v -n /tmp/_ci/build/coverage.info > coverage.json
-  - coverage run ./python/tests.py
+  - coverage2 run ./python/tests.py
   - coveralls --merge=coverage.json

python/tests.py

 #!/usr/bin/env python
 
-import unittest
+import unittest, sys
 
 from bindings import TestSE3  # noqa
 from explog import TestExpLog  # noqa
@@ -9,4 +9,6 @@ from rpy import TestRPY  # noqa
 from utils import TestUtils  # noqa
 
 if __name__ == '__main__':
+    print "Python version"
+    print sys.version_info
     unittest.main()

travis_custom/custom_before_install

@@ -15,7 +15,7 @@ sudo free -m -t
 # Setup environment variables.
 export APT_DEPENDENCIES="doxygen libboost-system-dev libboost-test-dev libboost-filesystem-dev libboost-program-options-dev libeigen3-dev libtinyxml-dev robotpkg-urdfdom libconsole-bridge-dev"
 # Add Python dependency
-export APT_DEPENDENCIES=$APT_DEPENDENCIES" libpython2.7 libboost-python-dev python-numpy robotpkg-eigenpy"
+export APT_DEPENDENCIES=$APT_DEPENDENCIES" libboost-python-dev robotpkg-eigenpy python2.7-dev python-numpy"
 # Add Geometry dependencies
 #export APT_DEPENDENCIES=$APT_DEPENDENCIES" robotpkg-hpp-fcl robotpkg-assimp robotpkg-octomap"
 

travis_custom/custom_build

@@ -6,7 +6,7 @@ set -x
 set -v
 
 # Setup environment variables.
-export CMAKE_ADDITIONAL_OPTIONS=" ${CMAKE_ADDITIONAL_OPTIONS} -DBUILD_BENCHMARK=\"ON\" -DBUILD_UNIT_TESTS=\"ON\""
+export CMAKE_ADDITIONAL_OPTIONS=" ${CMAKE_ADDITIONAL_OPTIONS} -DBUILD_BENCHMARK=\"ON\" -DBUILD_UNIT_TESTS=\"ON\" "
 export PKG_CONFIG_PATH="${PKG_CONFIG_PATH}:/opt/openrobots/lib/pkgconfig"
 export LD_LIBRARY_PATH="${LD_LIBRARY_PATH}:/opt/openrobots/lib"
 # Setup environment variables.