language: python
python:
  - "3.2"
  - "3.3"
  - "3.4"
  - "3.5"
before_script:
  - python main.py
script:
  - python client.py

language: python
python:
  - "3.2"
  - "3.3"
  - "3.4"
  - "3.5"
before_script:
  - python main.py &
script:
  - python client.py

Make server run at background.
Make server run at background.
