def retryableHttpOnly(fn):
    return retryable(fn, protocol='http')
Removes dir_name and every subsequently empty directory above it.
dataset/ETHPy150Open basho/riak-python-client/riak/client/transport.py/retryableHttpOnly--crossover with--dataset/ETHPy150Open google/google-apputils/google/apputils/file_util.py/RmDirs