Fix Travis

.travis.yml

@@ -2,8 +2,9 @@ os:
   - linux
   - osx
 
-language: node_js
+language: generic
 node_js: "4"
+python: "2.7"
 
 dist: trusty
 sudo: required
@@ -14,15 +15,28 @@ addons:
     - python-lldb-3.9
 
 before_script:
+  - npm install
   - curl https://sh.rustup.rs -sSf | sh -s - -y
   - export PATH="$HOME/.cargo/bin:$PATH"
-  - if [ $TRAVIS_OS_NAME = linux ]
-  - then
-  -    export LLDB_EXECUTABLE=lldb-3.9
-  -    echo 0 > /proc/sys/kernel/yama/ptrace_scope
-  - fi
+  - |
+    if [ $TRAVIS_OS_NAME = linux ]
+    then
+       export LLDB_EXECUTABLE=lldb-3.9
+       echo 0 | sudo tee /proc/sys/kernel/yama/ptrace_scope
+    fi
+  - |
+    if [ $TRAVIS_OS_NAME = osx ]
+    then
+      export PATH=/usr/bin:$PATH
+    fi
+  - which python
+  - python --version
   - export LLDB_LOGFILE=$HOME/lldb.log
 
+script:
+  - npm test
+
 after_failure:
+  - env
   - cat $HOME/lldb.log
   - ls -R