def install_requirements():
    run('source %(env_path)s/bin/activate; pip install -q -r %(site_path)s/requirements.txt' % env)
:size: size (in characters) to chunk to. The chunking is based on
dataset/ETHPy150Open ireapps/census/censusweb/fabfile.py/install_requirements--crossover with--dataset/ETHPy150Open tallstreet/Whoosh-AppEngine/src/whoosh/highlight.py/SimpleFragmenter.__init__