language: python
python:
    - 2.7
install:
    - pip install Cython=0.27.3
    - python setup.py install
script:
    - echo "No test yet"

language: python
python:
    - 2.7
install:
    - pip install Cython==0.27.3
    - python setup.py install
script:
    - echo "No test yet"

Correct cython version requirement for Travis CI
Correct cython version requirement for Travis CI
