def __init__(self, exiter, args=None, env=None):
    self._exiter = exiter
    self._args = args or sys.argv
    self._env = env or os.environ
:param Exiter exiter: The Exiter instance to use for this run.
dataset/ETHPy150Open pantsbuild/pants/src/python/pants/bin/pants_runner.py/PantsRunner.__init__