def download_libxslt(dest_dir, version=None):
    version_re = re.compile(r'^LATEST_LIBXSLT_IS_(.*)$')
    filename = 'libxslt-%s.tar.gz'
    return download_library(dest_dir, LIBXML2_LOCATION, 'libxslt',
                            version_re, filename, version=version)
action map:
dataset/ETHPy150Open cloudera/hue/desktop/core/ext-py/lxml-3.3.6/buildlibxml.py/download_libxslt--crossover with--dataset/ETHPy150Open rllab/rllab/rllab/envs/grid_world_env.py/GridWorldEnv.step