# Buggy code
def _load(cls, path):
    """
    Returns a readable file-like object for the given path. If the path refers to a regular
    file, this method returns the result of invoking open() on the given path. If the path
    refers to a directory, this method returns a ZIP file with all files and subdirectories
    in the directory at the given path.

    :type path: str
    :rtype: io.IOBase
    """
    raise NotImplementedError()


# Traceback (ImportError)
WARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:   ---TOIL WORKER OUTPUT LOG---
WARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:   Next available file descriptor: 10
WARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:   DEBUG:toil.worker:Next available file descriptor: 10
WARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:   DEBUG:urllib3.connectionpool:Setting read timeout to 65
WARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:   DEBUG:urllib3.connectionpool:"GET /acmarkellotoilvgjobstore11xxjobitems(PartitionKey='default',RowKey='fc48619f_e141_4211_8ab9_3004f95b16df')?$select= HTTP/1.1" 200 None
WARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:   Parsed jobWrapper
WARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:   DEBUG:toil.worker:Parsed jobWrapper
WARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:   Got a command to run: _toil b5feca2d_3cbf_46a6_81cc_43d5f3a43cb6 /home/cmarkello/toilvenv/local/lib/python2.7/site-packages toil_vg.vg_evaluation_pipeline
WARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:   DEBUG:toil.worker:Got a command to run: _toil b5feca2d_3cbf_46a6_81cc_43d5f3a43cb6 /home/cmarkello/toilvenv/local/lib/python2.7/site-packages toil_vg.vg_evaluation_pipeline
WARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:   DEBUG:toil.job:Loading user module ModuleDescriptor(dirPath='/home/cmarkello/toilvenv/local/lib/python2.7/site-packages', name='toil_vg.vg_evaluation_pipeline').
WARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:   WARNING:toil.resource:Can't find resource for leader path '/home/cmarkello/toilvenv/local/lib/python2.7/site-packages/toil_vg'
WARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:   WARNING:toil.resource:Can't localize module ModuleDescriptor(dirPath='/home/cmarkello/toilvenv/local/lib/python2.7/site-packages', name='toil_vg.vg_evaluation_pipeline')
WARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:   ERROR:toil.job:Failed to import user module ModuleDescriptor(dirPath='/home/cmarkello/toilvenv/local/lib/python2.7/site-packages', name='toil_vg.vg_evaluation_pipeline') from sys.path=['/home/cmarkello/toilvenv/bin', '/home/cmarkello/toilvenv/lib/python2.7', '/home/cmarkello/toilvenv/lib/python2.7/plat-x86_64-linux-gnu', '/home/cmarkello/toilvenv/lib/python2.7/lib-tk', '/home/cmarkello/toilvenv/lib/python2.7/lib-old', '/home/cmarkello/toilvenv/lib/python2.7/lib-dynload', '/usr/lib/python2.7', '/usr/lib/python2.7/plat-x86_64-linux-gnu', '/usr/lib/python2.7/lib-tk', '/home/cmarkello/toilvenv/local/lib/python2.7/site-packages', '/home/cmarkello/toil/src', '/home/cmarkello/toilvenv/lib/python2.7/site-packages', '/usr/local/lib/python2.7/dist-packages/mesos.interface-0.22.0-py2.7.egg', '/usr/local/lib/python2.7/dist-packages/mesos-0.22.0-py2.7-linux-x86_64.egg', '/home/cmarkello/toil-scripts/src', '/usr/local/lib/python2.7/site-packages', '/usr/local/lib/python2.7/dist-packages', '/usr/lib/python2.7/site-packages', '/usr/lib/python2.7/dist-packages']
WARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:   Traceback (most recent call last):
WARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:     File "/home/cmarkello/toil/src/toil/worker.py", line 316, in main
WARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:       job = Job._loadJob(jobWrapper.command, jobStore)
WARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:     File "/home/cmarkello/toil/src/toil/job.py", line 666, in _loadJob
WARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:       userModule = cls._loadUserModule(userModule)
WARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:     File "/home/cmarkello/toil/src/toil/job.py", line 640, in _loadUserModuleWARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:       return importlib.import_module(userModule.name)
WARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:     File "/usr/lib/python2.7/importlib/__init__.py", line 37, in import_module
WARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:       __import__(name)
WARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:   ImportError: No module named toil_vg.vg_evaluation_pipeline
WARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:   Exiting the worker because of a failed jobWrapper on host c1agent3
WARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:   ERROR:toil.worker:Exiting the worker because of a failed jobWrapper on host c1agent3
WARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:   DEBUG:urllib3.connectionpool:Setting read timeout to 65
WARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:   DEBUG:urllib3.connectionpool:"GET /acmarkellotoilvgjobstore11xxjobitems(PartitionKey='default',RowKey='fc48619f_e141_4211_8ab9_3004f95b16df')?$select= HTTP/1.1" 200 None
WARNING:toil.leader:fc48619f_e141_4211_8ab9_3004f95b16df:   WARNING:toil.jobWrapper:Due to failure we are reducing the remaining retry count of job fc48619f_e141_4211_8ab9_3004f95b16df to 0

# Fixed code
def _load(cls, path):
    """
    Returns a readable file-like object for the given path. If the path refers to a regular
    file, this method returns the result of invoking open() on the given path. If the path
    refers to a directory, this method returns a ZIP file with all files and subdirectories
    in the directory at the given path.

    :type path: str
    :rtype: io.FileIO
    """
    raise NotImplementedError()