language: python
python:
  - "3.3"
  - "2.7"
  - "2.6"
install: "pip install -r test_requirements.txt"
script:  python setup.py test
script:  behave

language: python
python:
  - "3.3"
  - "2.7"
  - "2.6"
install: "pip install -r test_requirements.txt"
script:
  - python setup.py test
  - behave

Add behave as a separate step.
Add behave as a separate step.
