def acquire_lock(self):
    self._lock.acquire()
Print the contents of the given `mesos_files`.  Behaves like unix
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/google-api-python-client/oauth2client/file.py/Storage.acquire_lock--crossover with--dataset/ETHPy150Open shopkeep/shpkpr/shpkpr/files.py/log_files