(from SoS env.sos_dict). This function should be self-contained in that
it can be handled by a task manager, be executed locally in a separate
process or remotely on a different machine."""
with open(task_file, "rb") as task:
params = pickle.load(task)
task, global_def, global_sigil, sos_dict, sigil = params.data
if verbosity is not None:
env.verbosity = verbosity
if sigmode is not None: