Merge remote-tracking branch 'origin/master' into feature/alex/poll-merged

Conflicts:
	cms/djangoapps/contentstore/tests/test_contentstore.py
	cms/djangoapps/contentstore/views.py
	common/lib/xmodule/xmodule/combined_open_ended_module.py
	common/lib/xmodule/xmodule/open_ended_grading_classes/combined_open_ended_modulev1.py
	common/lib/xmodule/xmodule/open_ended_grading_classes/open_ended_module.py
	common/lib/xmodule/xmodule/open_ended_grading_classes/openendedchild.py
	common/lib/xmodule/xmodule/peer_grading_module.py
	common/lib/xmodule/xmodule/tests/test_combined_open_ended.py
	common/lib/xmodule/xmodule/tests/test_self_assessment.py
	lms/djangoapps/open_ended_grading/tests.py
This commit is contained in:
Calen Pennington
2013-03-13 12:17:33 -04:00
26 changed files with 708 additions and 470 deletions

View File

@@ -0,0 +1,122 @@
'''
This is a one-off command aimed at fixing a temporary problem encountered where partial credit was awarded for
code problems, but the resulting score (or grade) was mistakenly set to zero because of a bug in
CorrectMap.get_npoints().
'''
import json
import logging
from optparse import make_option
from django.core.management.base import BaseCommand
from courseware.models import StudentModule
from capa.correctmap import CorrectMap
LOG = logging.getLogger(__name__)
class Command(BaseCommand):
'''
The fix here is to recalculate the score/grade based on the partial credit.
To narrow down the set of problems that might need fixing, the StudentModule
objects to be checked is filtered down to those:
created < '2013-03-08 15:45:00' (the problem must have been answered before the fix was installed,
on Prod and Edge)
modified > '2013-03-07 20:18:00' (the problem must have been visited after the bug was introduced)
state like '%"npoints": 0.%' (the problem must have some form of partial credit).
'''
num_visited = 0
num_changed = 0
option_list = BaseCommand.option_list + (
make_option('--save',
action='store_true',
dest='save_changes',
default=False,
help='Persist the changes that were encountered. If not set, no changes are saved.'), )
def fix_studentmodules(self, save_changes):
'''Identify the list of StudentModule objects that might need fixing, and then fix each one'''
modules = StudentModule.objects.filter(modified__gt='2013-03-07 20:18:00',
created__lt='2013-03-08 15:45:00',
state__contains='"npoints": 0.')
for module in modules:
self.fix_studentmodule_grade(module, save_changes)
def fix_studentmodule_grade(self, module, save_changes):
''' Fix the grade assigned to a StudentModule'''
module_state = module.state
if module_state is None:
# not likely, since we filter on it. But in general...
LOG.info("No state found for {type} module {id} for student {student} in course {course_id}"
.format(type=module.module_type, id=module.module_state_key,
student=module.student.username, course_id=module.course_id))
return
state_dict = json.loads(module_state)
self.num_visited += 1
# LoncapaProblem.get_score() checks student_answers -- if there are none, we will return a grade of 0
# Check that this is the case, but do so sooner, before we do any of the other grading work.
student_answers = state_dict['student_answers']
if (not student_answers) or len(student_answers) == 0:
# we should not have a grade here:
if module.grade != 0:
LOG.error("No answer found but grade {grade} exists for {type} module {id} for student {student} "
"in course {course_id}".format(grade=module.grade,
type=module.module_type, id=module.module_state_key,
student=module.student.username, course_id=module.course_id))
else:
LOG.debug("No answer and no grade found for {type} module {id} for student {student} "
"in course {course_id}".format(grade=module.grade,
type=module.module_type, id=module.module_state_key,
student=module.student.username, course_id=module.course_id))
return
# load into a CorrectMap, as done in LoncapaProblem.__init__():
correct_map = CorrectMap()
if 'correct_map' in state_dict:
correct_map.set_dict(state_dict['correct_map'])
# calculate score the way LoncapaProblem.get_score() works, by deferring to
# CorrectMap's get_npoints implementation.
correct = 0
for key in correct_map:
correct += correct_map.get_npoints(key)
if module.grade == correct:
# nothing to change
LOG.debug("Grade matches for {type} module {id} for student {student} in course {course_id}"
.format(type=module.module_type, id=module.module_state_key,
student=module.student.username, course_id=module.course_id))
elif save_changes:
# make the change
LOG.info("Grade changing from {0} to {1} for {type} module {id} for student {student} "
"in course {course_id}".format(module.grade, correct,
type=module.module_type, id=module.module_state_key,
student=module.student.username, course_id=module.course_id))
module.grade = correct
module.save()
self.num_changed += 1
else:
# don't make the change, but log that the change would be made
LOG.info("Grade would change from {0} to {1} for {type} module {id} for student {student} "
"in course {course_id}".format(module.grade, correct,
type=module.module_type, id=module.module_state_key,
student=module.student.username, course_id=module.course_id))
self.num_changed += 1
def handle(self, **options):
'''Handle management command request'''
save_changes = options['save_changes']
LOG.info("Starting run: save_changes = {0}".format(save_changes))
self.fix_studentmodules(save_changes)
LOG.info("Finished run: updating {0} of {1} modules".format(self.num_changed, self.num_visited))

View File

@@ -22,7 +22,7 @@ NOTIFICATION_TYPES = (
('staff_needs_to_grade', 'staff_grading', 'Staff Grading'),
('new_student_grading_to_view', 'open_ended_problems', 'Problems you have submitted'),
('flagged_submissions_exist', 'open_ended_flagged_problems', 'Flagged Submissions')
)
)
def staff_grading_notifications(course, user):
@@ -46,7 +46,9 @@ def staff_grading_notifications(course, user):
#Non catastrophic error, so no real action
notifications = {}
#This is a dev_facing_error
log.info("Problem with getting notifications from staff grading service for course {0} user {1}.".format(course_id, student_id))
log.info(
"Problem with getting notifications from staff grading service for course {0} user {1}.".format(course_id,
student_id))
if pending_grading:
img_path = "/static/images/grading_notification.png"
@@ -87,7 +89,9 @@ def peer_grading_notifications(course, user):
#Non catastrophic error, so no real action
notifications = {}
#This is a dev_facing_error
log.info("Problem with getting notifications from peer grading service for course {0} user {1}.".format(course_id, student_id))
log.info(
"Problem with getting notifications from peer grading service for course {0} user {1}.".format(course_id,
student_id))
if pending_grading:
img_path = "/static/images/grading_notification.png"
@@ -119,7 +123,9 @@ def combined_notifications(course, user):
return notification_dict
min_time_to_query = user.last_login
last_module_seen = StudentModule.objects.filter(student=user, course_id=course_id, modified__gt=min_time_to_query).values('modified').order_by('-modified')
last_module_seen = StudentModule.objects.filter(student=user, course_id=course_id,
modified__gt=min_time_to_query).values('modified').order_by(
'-modified')
last_module_seen_count = last_module_seen.count()
if last_module_seen_count > 0:
@@ -131,7 +137,8 @@ def combined_notifications(course, user):
img_path = ""
try:
controller_response = controller_qs.check_combined_notifications(course.id, student_id, user_is_staff, last_time_viewed)
controller_response = controller_qs.check_combined_notifications(course.id, student_id, user_is_staff,
last_time_viewed)
log.debug(controller_response)
notifications = json.loads(controller_response)
if notifications['success']:
@@ -141,7 +148,9 @@ def combined_notifications(course, user):
#Non catastrophic error, so no real action
notifications = {}
#This is a dev_facing_error
log.exception("Problem with getting notifications from controller query service for course {0} user {1}.".format(course_id, student_id))
log.exception(
"Problem with getting notifications from controller query service for course {0} user {1}.".format(
course_id, student_id))
if pending_grading:
img_path = "/static/images/grading_notification.png"
@@ -165,7 +174,8 @@ def set_value_in_cache(student_id, course_id, notification_type, value):
def create_key_name(student_id, course_id, notification_type):
key_name = "{prefix}{type}_{course}_{student}".format(prefix=KEY_PREFIX, type=notification_type, course=course_id, student=student_id)
key_name = "{prefix}{type}_{course}_{student}".format(prefix=KEY_PREFIX, type=notification_type, course=course_id,
student=student_id)
return key_name

View File

@@ -15,6 +15,7 @@ class StaffGrading(object):
"""
Wrap up functionality for staff grading of submissions--interface exposes get_html, ajax views.
"""
def __init__(self, course):
self.course = course

View File

@@ -20,10 +20,12 @@ log = logging.getLogger(__name__)
STAFF_ERROR_MESSAGE = 'Could not contact the external grading server. Please contact the development team. If you do not have a point of contact, you can contact Vik at vik@edx.org.'
class MockStaffGradingService(object):
"""
A simple mockup of a staff grading service, testing.
"""
def __init__(self):
self.cnt = 0
@@ -43,15 +45,18 @@ class MockStaffGradingService(object):
def get_problem_list(self, course_id, grader_id):
self.cnt += 1
return json.dumps({'success': True,
'problem_list': [
json.dumps({'location': 'i4x://MITx/3.091x/problem/open_ended_demo1',
'problem_name': "Problem 1", 'num_graded': 3, 'num_pending': 5, 'min_for_ml': 10}),
json.dumps({'location': 'i4x://MITx/3.091x/problem/open_ended_demo2',
'problem_name': "Problem 2", 'num_graded': 1, 'num_pending': 5, 'min_for_ml': 10})
]})
'problem_list': [
json.dumps({'location': 'i4x://MITx/3.091x/problem/open_ended_demo1',
'problem_name': "Problem 1", 'num_graded': 3, 'num_pending': 5,
'min_for_ml': 10}),
json.dumps({'location': 'i4x://MITx/3.091x/problem/open_ended_demo2',
'problem_name': "Problem 2", 'num_graded': 1, 'num_pending': 5,
'min_for_ml': 10})
]})
def save_grade(self, course_id, grader_id, submission_id, score, feedback, skipped, rubric_scores, submission_flagged):
def save_grade(self, course_id, grader_id, submission_id, score, feedback, skipped, rubric_scores,
submission_flagged):
return self.get_next(course_id, 'fake location', grader_id)
@@ -59,6 +64,7 @@ class StaffGradingService(GradingService):
"""
Interface to staff grading backend.
"""
def __init__(self, config):
config['system'] = ModuleSystem(
ajax_url=None,
@@ -116,12 +122,13 @@ class StaffGradingService(GradingService):
GradingServiceError: something went wrong with the connection.
"""
response = self.get(self.get_next_url,
params={'location': location,
'grader_id': grader_id})
params={'location': location,
'grader_id': grader_id})
return json.dumps(self._render_rubric(response))
def save_grade(self, course_id, grader_id, submission_id, score, feedback, skipped, rubric_scores, submission_flagged):
def save_grade(self, course_id, grader_id, submission_id, score, feedback, skipped, rubric_scores,
submission_flagged):
"""
Save a score and feedback for a submission.
@@ -260,14 +267,14 @@ def get_problem_list(request, course_id):
try:
response = staff_grading_service().get_problem_list(course_id, unique_id_for_user(request.user))
return HttpResponse(response,
mimetype="application/json")
mimetype="application/json")
except GradingServiceError:
#This is a dev_facing_error
log.exception("Error from staff grading service in open ended grading. server url: {0}"
.format(staff_grading_service().url))
.format(staff_grading_service().url))
#This is a staff_facing_error
return HttpResponse(json.dumps({'success': False,
'error': STAFF_ERROR_MESSAGE}))
'error': STAFF_ERROR_MESSAGE}))
def _get_next(course_id, grader_id, location):
@@ -279,7 +286,7 @@ def _get_next(course_id, grader_id, location):
except GradingServiceError:
#This is a dev facing error
log.exception("Error from staff grading service in open ended grading. server url: {0}"
.format(staff_grading_service().url))
.format(staff_grading_service().url))
#This is a staff_facing_error
return json.dumps({'success': False,
'error': STAFF_ERROR_MESSAGE})
@@ -304,7 +311,7 @@ def save_grade(request, course_id):
if request.method != 'POST':
raise Http404
required = set(['score', 'feedback', 'submission_id', 'location','submission_flagged', 'rubric_scores[]'])
required = set(['score', 'feedback', 'submission_id', 'location', 'submission_flagged', 'rubric_scores[]'])
actual = set(request.POST.keys())
missing = required - actual
if len(missing) > 0:
@@ -314,22 +321,23 @@ def save_grade(request, course_id):
grader_id = unique_id_for_user(request.user)
p = request.POST
location = p['location']
skipped = 'skipped' in p
skipped = 'skipped' in p
try:
result_json = staff_grading_service().save_grade(course_id,
grader_id,
p['submission_id'],
p['score'],
p['feedback'],
skipped,
p.getlist('rubric_scores[]'),
p['submission_flagged'])
grader_id,
p['submission_id'],
p['score'],
p['feedback'],
skipped,
p.getlist('rubric_scores[]'),
p['submission_flagged'])
except GradingServiceError:
#This is a dev_facing_error
log.exception("Error saving grade in the staff grading interface in open ended grading. Request: {0} Course ID: {1}".format(request, course_id))
log.exception(
"Error saving grade in the staff grading interface in open ended grading. Request: {0} Course ID: {1}".format(
request, course_id))
#This is a staff_facing_error
return _err_response(STAFF_ERROR_MESSAGE)
@@ -337,13 +345,16 @@ def save_grade(request, course_id):
result = json.loads(result_json)
except ValueError:
#This is a dev_facing_error
log.exception("save_grade returned broken json in the staff grading interface in open ended grading: {0}".format(result_json))
log.exception(
"save_grade returned broken json in the staff grading interface in open ended grading: {0}".format(
result_json))
#This is a staff_facing_error
return _err_response(STAFF_ERROR_MESSAGE)
if not result.get('success', False):
#This is a dev_facing_error
log.warning('Got success=False from staff grading service in open ended grading. Response: {0}'.format(result_json))
log.warning(
'Got success=False from staff grading service in open ended grading. Response: {0}'.format(result_json))
return _err_response(STAFF_ERROR_MESSAGE)
# Ok, save_grade seemed to work. Get the next submission to grade.

View File

@@ -7,7 +7,7 @@ django-admin.py test --settings=lms.envs.test --pythonpath=. lms/djangoapps/open
from django.test import TestCase
from open_ended_grading import staff_grading_service
from xmodule.open_ended_grading_classes import peer_grading_service
from xmodule import peer_grading_module
from xmodule import peer_grading_module
from django.core.urlresolvers import reverse
from django.contrib.auth.models import Group
@@ -22,6 +22,7 @@ from xmodule.x_module import ModuleSystem
from mitxmako.shortcuts import render_to_string
import logging
log = logging.getLogger(__name__)
from django.test.utils import override_settings
from django.http import QueryDict
@@ -36,6 +37,7 @@ class TestStaffGradingService(ct.PageLoader):
access control and error handling logic -- all the actual work is on the
backend.
'''
def setUp(self):
xmodule.modulestore.django._MODULESTORES = {}
@@ -50,6 +52,7 @@ class TestStaffGradingService(ct.PageLoader):
self.course_id = "edX/toy/2012_Fall"
self.toy = modulestore().get_course(self.course_id)
def make_instructor(course):
group_name = _course_staff_group_name(course.location)
g = Group.objects.create(name=group_name)
@@ -130,6 +133,7 @@ class TestPeerGradingService(ct.PageLoader):
access control and error handling logic -- all the actual work is on the
backend.
'''
def setUp(self):
xmodule.modulestore.django._MODULESTORES = {}
@@ -145,16 +149,16 @@ class TestPeerGradingService(ct.PageLoader):
self.course_id = "edX/toy/2012_Fall"
self.toy = modulestore().get_course(self.course_id)
location = "i4x://edX/toy/peergrading/init"
model_data = {'data' : "<peergrading/>"}
model_data = {'data': "<peergrading/>"}
self.mock_service = peer_grading_service.MockPeerGradingService()
self.system = ModuleSystem(
ajax_url=location,
track_function=None,
get_module = None,
get_module=None,
render_template=render_to_string,
replace_urls=None,
xblock_model_data= {},
s3_interface = test_util_open_ended.S3_INTERFACE,
xblock_model_data={},
s3_interface=test_util_open_ended.S3_INTERFACE,
open_ended_grading_interface=test_util_open_ended.OPEN_ENDED_GRADING_INTERFACE
)
self.descriptor = peer_grading_module.PeerGradingDescriptor(self.system, location, model_data)
@@ -182,18 +186,20 @@ class TestPeerGradingService(ct.PageLoader):
def test_save_grade_success(self):
data = {
'rubric_scores[]': [0, 0],
'location': self.location,
'submission_id': 1,
'submission_key': 'fake key',
'score': 2,
'feedback': 'feedback',
'submission_flagged': 'false'
}
'rubric_scores[]': [0, 0],
'location': self.location,
'submission_id': 1,
'submission_key': 'fake key',
'score': 2,
'feedback': 'feedback',
'submission_flagged': 'false'
}
qdict = MagicMock()
def fake_get_item(key):
return data[key]
qdict.__getitem__.side_effect = fake_get_item
qdict.getlist = fake_get_item
qdict.keys = data.keys
@@ -244,18 +250,20 @@ class TestPeerGradingService(ct.PageLoader):
def test_save_calibration_essay_success(self):
data = {
'rubric_scores[]': [0, 0],
'location': self.location,
'submission_id': 1,
'submission_key': 'fake key',
'score': 2,
'feedback': 'feedback',
'submission_flagged': 'false'
}
'rubric_scores[]': [0, 0],
'location': self.location,
'submission_id': 1,
'submission_key': 'fake key',
'score': 2,
'feedback': 'feedback',
'submission_flagged': 'false'
}
qdict = MagicMock()
def fake_get_item(key):
return data[key]
qdict.__getitem__.side_effect = fake_get_item
qdict.getlist = fake_get_item
qdict.keys = data.keys

View File

@@ -57,22 +57,24 @@ def _reverse_without_slash(url_name, course_id):
ajax_url = reverse(url_name, kwargs={'course_id': course_id})
return ajax_url
DESCRIPTION_DICT = {
'Peer Grading': "View all problems that require peer assessment in this particular course.",
'Staff Grading': "View ungraded submissions submitted by students for the open ended problems in the course.",
'Problems you have submitted': "View open ended problems that you have previously submitted for grading.",
'Flagged Submissions': "View submissions that have been flagged by students as inappropriate."
}
'Peer Grading': "View all problems that require peer assessment in this particular course.",
'Staff Grading': "View ungraded submissions submitted by students for the open ended problems in the course.",
'Problems you have submitted': "View open ended problems that you have previously submitted for grading.",
'Flagged Submissions': "View submissions that have been flagged by students as inappropriate."
}
ALERT_DICT = {
'Peer Grading': "New submissions to grade",
'Staff Grading': "New submissions to grade",
'Problems you have submitted': "New grades have been returned",
'Flagged Submissions': "Submissions have been flagged for review"
}
'Peer Grading': "New submissions to grade",
'Staff Grading': "New submissions to grade",
'Problems you have submitted': "New grades have been returned",
'Flagged Submissions': "Submissions have been flagged for review"
}
STUDENT_ERROR_MESSAGE = "Error occured while contacting the grading service. Please notify course staff."
STAFF_ERROR_MESSAGE = "Error occured while contacting the grading service. Please notify the development team. If you do not have a point of contact, please email Vik at vik@edx.org"
@cache_control(no_cache=True, no_store=True, must_revalidate=True)
def staff_grading(request, course_id):
"""
@@ -99,10 +101,10 @@ def peer_grading(request, course_id):
#Get the current course
course = get_course_with_access(request.user, course_id, 'load')
course_id_parts = course.id.split("/")
false_dict = [False,"False", "false", "FALSE"]
false_dict = [False, "False", "false", "FALSE"]
#Reverse the base course url
base_course_url = reverse('courses')
base_course_url = reverse('courses')
try:
#TODO: This will not work with multiple runs of a course. Make it work. The last key in the Location passed
#to get_items is called revision. Is this the same as run?
@@ -154,7 +156,7 @@ def student_problem_list(request, course_id):
success = False
error_text = ""
problem_list = []
base_course_url = reverse('courses')
base_course_url = reverse('courses')
try:
problem_list_json = controller_qs.get_grading_status_list(course_id, unique_id_for_user(request.user))
@@ -181,7 +183,7 @@ def student_problem_list(request, course_id):
except:
#This is a student_facing_error
eta_string = "Error getting ETA."
problem_list[i].update({'eta_string' : eta_string})
problem_list[i].update({'eta_string': eta_string})
except GradingServiceError:
#This is a student_facing_error
@@ -222,7 +224,7 @@ def flagged_problem_list(request, course_id):
success = False
error_text = ""
problem_list = []
base_course_url = reverse('courses')
base_course_url = reverse('courses')
try:
problem_list_json = controller_qs.get_flagged_problem_list(course_id)
@@ -250,14 +252,14 @@ def flagged_problem_list(request, course_id):
ajax_url = _reverse_with_slash('open_ended_flagged_problems', course_id)
context = {
'course': course,
'course_id': course_id,
'ajax_url': ajax_url,
'success': success,
'problem_list': problem_list,
'error_text': error_text,
# Checked above
'staff_access': True,
'course': course,
'course_id': course_id,
'ajax_url': ajax_url,
'success': success,
'problem_list': problem_list,
'error_text': error_text,
# Checked above
'staff_access': True,
}
return render_to_response('open_ended_problems/open_ended_flagged_problems.html', context)
@@ -312,7 +314,7 @@ def combined_notifications(request, course_id):
}
return render_to_response('open_ended_problems/combined_notifications.html',
combined_dict
combined_dict
)
@@ -325,13 +327,14 @@ def take_action_on_flags(request, course_id):
if request.method != 'POST':
raise Http404
required = ['submission_id', 'action_type', 'student_id']
for key in required:
if key not in request.POST:
#This is a staff_facing_error
return HttpResponse(json.dumps({'success': False, 'error': STAFF_ERROR_MESSAGE + 'Missing key {0} from submission. Please reload and try again.'.format(key)}),
mimetype="application/json")
return HttpResponse(json.dumps({'success': False,
'error': STAFF_ERROR_MESSAGE + 'Missing key {0} from submission. Please reload and try again.'.format(
key)}),
mimetype="application/json")
p = request.POST
submission_id = p['submission_id']
@@ -345,5 +348,7 @@ def take_action_on_flags(request, course_id):
return HttpResponse(response, mimetype="application/json")
except GradingServiceError:
#This is a dev_facing_error
log.exception("Error taking action on flagged peer grading submissions, submission_id: {0}, action_type: {1}, grader_id: {2}".format(submission_id, action_type, grader_id))
log.exception(
"Error taking action on flagged peer grading submissions, submission_id: {0}, action_type: {1}, grader_id: {2}".format(
submission_id, action_type, grader_id))
return _err_response(STAFF_ERROR_MESSAGE)