Fix missing pip issue on travis

.circleci/config.yml

@@ -14,7 +14,7 @@ initialize-venv: &initialize-venv
 publish-prerelease-on-github: &publish-prerelease-on-github
   name: Publish wheel and source distribution on github
   command: |
-    if [ "${CIRCLE_BRANCH}" == "dev" ]; then
+    if [[ "${CIRCLE_BRANCH}" == "dev" && "${PUBLISH_RELEASE}" == "true" ]]; then
       . ../venv/bin/activate
       pip install -U scikit-ci-addons
       ci_addons publish_github_release NeurodataWithoutBorders/pynwb  \
@@ -94,6 +94,7 @@ jobs:
      - TEST_TOX_ENV: "py36"
      - COVERAGE_TOX_ENV: "coverage-py36"
      - BUILD_TOX_ENV: "build-py36"
+     - PUBLISH_RELEASE: "true"
     <<: *ci-steps
 
 workflows:

.travis.yml

@@ -23,6 +23,7 @@ matrix:
         - TEST_TOX_ENV=py35
         - COVERAGE_TOX_ENV=coverage-py35
         - BUILD_TOX_ENV=build-py35
+
     - os: osx
       language: generic
       env:
@@ -38,15 +39,10 @@ cache:
     - $HOME/.pyenv/versions/2.7.14
 
 before_install:
-  - pip install -U scikit-ci-addons
-  - ci_addons --install ../addons
-  - export PYTHON_VERSION=$TRAVIS_PYTHON_VERSION
-  - python ../addons/travis/install_pyenv.py
+  - export PATH=$HOME/.pyenv/versions/$TRAVIS_PYTHON_VERSION/bin:$PATH
+  - pyenv install -s $TRAVIS_PYTHON_VERSION
   - pyenv global $TRAVIS_PYTHON_VERSION
 
-install:
-  - pip install tox-travis tox-pyenv
-
 script:
   - tox -e $TEST_TOX_ENV
   - tox -e $COVERAGE_TOX_ENV

requirements-dev.txt

@@ -8,7 +8,7 @@ flake8==3.5.0
 idna==2.6
 linecache2==1.0.0
 mccabe==0.6.1
-pluggy==0.5.2
+pluggy==0.6.0
 py==1.5.2
 pycodestyle==2.3.1
 pyflakes==1.6.0