def _compute_block_score(
self,
block_key,
course_structure,
submissions_scores,
csm_scores,
persisted_block=None,
):
"""
Compute score for the given block. If persisted_values
is provided, it is used for possible and weight.
"""
try:
block = course_structure[block_key]
except KeyError:
# It's possible that the user's access to that
# block has changed since the subsection grade
# was last persisted.
pass
else:
if getattr(block, 'has_score', False):
problem_score = get_score(
submissions_scores,
csm_scores,
persisted_block,
block,
)
if problem_score:
self.locations_to_scores[block_key] = problem_score
def problem_scores(self):
"""
Overrides the problem_scores member variable in order
to return empty scores for all scorable problems in the
course.
NOTE: The use of `course_data.structure` here is very intentional.
It means we look through the user-specific subtree of this subsection,
taking into account which problems are visible to the user.
"""
locations = OrderedDict() # dict of problem locations to ProblemScore
for block_key in self.course_data.structure.post_order_traversal(
filter_func=possibly_scored,
start_node=self.location,
):
block = self.course_data.structure[block_key]
if getattr(block, 'has_score', False):
problem_score = get_score(
submissions_scores={},
csm_scores={},
persisted_block=None,
block=block,
)
if problem_score is not None:
locations[block_key] = problem_score
return locations
def test_get_score(self, submission_value, csm_value, persisted_block_value, block_value, expected_result):
score = scores.get_score(
self._create_submissions_scores(submission_value),
self._create_csm_scores(csm_value),
self._create_persisted_block(persisted_block_value),
self._create_block(block_value),
)
expected_score = ProblemScore(**expected_result._asdict())
self.assertEquals(score, expected_score)
def test_get_score(self, submission_value, csm_value, persisted_block_value, block_value, expected_result):
score = scores.get_score(
self._create_submissions_scores(submission_value),
self._create_csm_scores(csm_value),
self._create_persisted_block(persisted_block_value),
self._create_block(block_value),
)
expected_score = ProblemScore(**expected_result._asdict())
self.assertEquals(score, expected_score)
def get_vertical_score(block_key,
course_structure,
submissions_scores,
csm_scores,
persisted_block=None):
from lms.djangoapps.grades.scores import get_score, ProblemScore # placed here to avoid circular import
if block_key.category != VERTICAL_CATEGORY:
return
vertical_weight = getattr(course_structure[block_key], "weight", None)
if not vertical_weight:
return
children_keys = course_structure.get_children(block_key)
children_scores = []
for child_key in children_keys:
try:
block = course_structure[child_key]
except KeyError:
# It's possible that the user's access to that
# block has changed since the subsection grade
# was last persisted.
pass
else:
if getattr(block, 'has_score', False):
problem_score = get_score(
submissions_scores,
csm_scores,
persisted_block,
block,
)
if problem_score:
children_scores.append(problem_score)
if not children_scores:
return
vertical_possible = sum(score.possible for score in children_scores)
vertical_earned = sum(score.earned for score in children_scores)
weighted_earned = vertical_weight * float(
vertical_earned) / vertical_possible
weighted_possible = vertical_weight
inner_first_attempted = list(score.first_attempted
for score in children_scores)
vertical_attempted = max(
inner_first_attempted) if inner_first_attempted else None
vertical_graded = any(score.graded for score in children_scores)
vertical_pseudo_problem = ProblemScore(raw_earned=vertical_earned,
raw_possible=vertical_possible,
weighted_earned=weighted_earned,
weighted_possible=weighted_possible,
weight=vertical_weight,
graded=vertical_graded,
first_attempted=vertical_attempted)
return vertical_pseudo_problem
def _compute_block_score(
self,
student,
block_key,
course_structure,
scores_client,
submissions_scores,
persisted_values,
):
"""
Compute score for the given block. If persisted_values
is provided, it is used for possible and weight.
"""
block = course_structure[block_key]
if getattr(block, 'has_score', False):
possible = persisted_values.get('possible', None)
weight = persisted_values.get('weight',
getattr(block, 'weight', None))
(earned, possible) = get_score(
student,
block,
scores_client,
submissions_scores,
weight,
possible,
)
if earned is not None or possible is not None:
# There's a chance that the value of graded is not the same
# value when the problem was scored. Since we get the value
# from the block_structure.
#
# Cannot grade a problem with a denominator of 0.
# TODO: None > 0 is not python 3 compatible.
block_graded = self._get_explicit_graded(
block, course_structure) if possible > 0 else False
self.locations_to_weighted_scores[block.location] = (
Score(
earned,
possible,
block_graded,
block_metadata_utils.display_name_with_default_escaped(
block),
block.location,
),
weight,
)
def _compute_block_score(
self,
student,
block_key,
course_structure,
scores_client,
submissions_scores,
persisted_values,
):
"""
Compute score for the given block. If persisted_values
is provided, it is used for possible and weight.
"""
block = course_structure[block_key]
if getattr(block, 'has_score', False):
possible = persisted_values.get('possible', None)
weight = persisted_values.get('weight', getattr(block, 'weight', None))
(earned, possible) = get_score(
student,
block,
scores_client,
submissions_scores,
weight,
possible,
)
if earned is not None or possible is not None:
# There's a chance that the value of graded is not the same
# value when the problem was scored. Since we get the value
# from the block_structure.
#
# Cannot grade a problem with a denominator of 0.
# TODO: None > 0 is not python 3 compatible.
block_graded = self._get_explicit_graded(block, course_structure) if possible > 0 else False
self.locations_to_weighted_scores[block.location] = (
Score(
earned,
possible,
block_graded,
block_metadata_utils.display_name_with_default_escaped(block),
block.location,
),
weight,
)
def _compute_block_score( # lint-amnesty, pylint: disable=missing-function-docstring
block_key,
course_structure,
submissions_scores,
csm_scores,
persisted_block=None,
):
# TODO: Remove as part of EDUCATOR-4602.
if str(block_key.course_key) == 'course-v1:UQx+BUSLEAD5x+2T2019':
log.info(
'Computing block score for block: ***{}*** in course: ***{}***.'
.format(
str(block_key),
str(block_key.course_key),
))
try:
block = course_structure[block_key]
except KeyError:
# TODO: Remove as part of EDUCATOR-4602.
if str(block_key.course_key) == 'course-v1:UQx+BUSLEAD5x+2T2019':
log.info(
'User\'s access to block: ***{}*** in course: ***{}*** has changed. '
'No block score calculated.'.format(
str(block_key), str(block_key.course_key)))
# It's possible that the user's access to that
# block has changed since the subsection grade
# was last persisted.
else:
if getattr(block, 'has_score', False):
# TODO: Remove as part of EDUCATOR-4602.
if str(block_key.course_key
) == 'course-v1:UQx+BUSLEAD5x+2T2019':
log.info(
'Block: ***{}*** in course: ***{}*** HAS has_score attribute. Continuing.'
.format(str(block_key), str(block_key.course_key)))
return get_score(
submissions_scores,
csm_scores,
persisted_block,
block,
)
# TODO: Remove as part of EDUCATOR-4602.
if str(block_key.course_key) == 'course-v1:UQx+BUSLEAD5x+2T2019':
log.info(
'Block: ***{}*** in course: ***{}*** DOES NOT HAVE has_score attribute. '
'No block score calculated.'.format(
str(block_key), str(block_key.course_key)))
def problem_scores(self):
"""
Overrides the problem_scores member variable in order
to return empty scores for all scorable problems in the
course.
"""
locations = OrderedDict() # dict of problem locations to ProblemScore
for block_key in self.course_data.structure.post_order_traversal(
filter_func=possibly_scored,
start_node=self.location,
):
block = self.course_data.structure[block_key]
if getattr(block, 'has_score', False):
locations[block_key] = get_score(
submissions_scores={}, csm_scores={}, persisted_block=None, block=block,
)
return locations
def _compute_block_score(
self,
student,
block_key,
course_structure,
scores_client,
submissions_scores,
persisted_values=None,
):
"""
Compute score for the given block. If persisted_values is provided, it will be used for possible and weight.
"""
block = course_structure[block_key]
if getattr(block, 'has_score', False):
(earned, possible) = get_score(
student,
block,
scores_client,
submissions_scores,
)
# There's a chance that the value of weight is not the same value used when the problem was scored,
# since we can get the value from either block_structure or CSM/submissions.
weight = getattr(block, 'weight', None)
if persisted_values:
possible = persisted_values.get('possible', possible)
weight = persisted_values.get('weight', weight)
if earned is not None or possible is not None:
# cannot grade a problem with a denominator of 0
block_graded = block.graded if possible > 0 else False
self.locations_to_weighted_scores[block.location] = (
Score(
earned,
possible,
block_graded,
block_metadata_utils.display_name_with_default_escaped(
block),
block.location,
),
weight,
)
def problem_scores(self):
"""
Overrides the problem_scores member variable in order
to return empty scores for all scorable problems in the
course.
"""
locations = OrderedDict() # dict of problem locations to ProblemScore
for block_key in self.course_data.structure.post_order_traversal(
filter_func=possibly_scored,
start_node=self.location,
):
block = self.course_data.structure[block_key]
if getattr(block, 'has_score', False):
problem_score = get_score(
submissions_scores={}, csm_scores={}, persisted_block=None, block=block,
)
if problem_score is not None:
locations[block_key] = problem_score
return locations
def _compute_block_score(
self,
student,
block_key,
course_structure,
scores_client,
submissions_scores,
persisted_values=None,
):
"""
Compute score for the given block. If persisted_values is provided, it will be used for possible and weight.
"""
block = course_structure[block_key]
if getattr(block, 'has_score', False):
(earned, possible) = get_score(
student,
block,
scores_client,
submissions_scores,
)
# There's a chance that the value of weight is not the same value used when the problem was scored,
# since we can get the value from either block_structure or CSM/submissions.
weight = block.weight
if persisted_values:
possible = persisted_values.get('possible', possible)
weight = persisted_values.get('weight', weight)
if earned is not None or possible is not None:
# cannot grade a problem with a denominator of 0
block_graded = block.graded if possible > 0 else False
self.locations_to_weighted_scores[block.location] = (
Score(
earned,
possible,
block_graded,
block_metadata_utils.display_name_with_default_escaped(block),
block.location,
),
weight,
)
def _compute_block_score(
block_key,
course_structure,
submissions_scores,
csm_scores,
persisted_block=None,
):
try:
block = course_structure[block_key]
except KeyError:
# It's possible that the user's access to that
# block has changed since the subsection grade
# was last persisted.
pass
else:
if getattr(block, 'has_score', False):
return get_score(
submissions_scores,
csm_scores,
persisted_block,
block,
)
def problem_scores(self):
"""
Overrides the problem_scores member variable in order
to return empty scores for all scorable problems in the
course.
NOTE: The use of `course_data.structure` here is very intentional.
It means we look through the user-specific subtree of this subsection,
taking into account which problems are visible to the user.
"""
locations = OrderedDict() # dict of problem locations to ProblemScore
for block_key in self.course_data.structure.post_order_traversal(
filter_func=possibly_scored,
start_node=self.location,
):
block = self.course_data.structure[block_key]
if getattr(block, 'has_score', False):
problem_score = get_score(
submissions_scores={}, csm_scores={}, persisted_block=None, block=block,
)
if problem_score is not None:
locations[block_key] = problem_score
return locations
def _compute_block_score(
block_key,
course_structure,
submissions_scores,
csm_scores,
persisted_block=None,
):
try:
block = course_structure[block_key]
except KeyError:
# It's possible that the user's access to that
# block has changed since the subsection grade
# was last persisted.
pass
else:
if getattr(block, 'has_score', False):
return get_score(
submissions_scores,
csm_scores,
persisted_block,
block,
)
def _compute_block_score(
self,
block_key,
course_structure,
submissions_scores,
csm_scores,
persisted_block=None,
):
"""
Compute score for the given block. If persisted_values
is provided, it is used for possible and weight.
"""
block = course_structure[block_key]
if getattr(block, 'has_score', False):
problem_score = get_score(
submissions_scores,
csm_scores,
persisted_block,
block,
)
if problem_score:
self.locations_to_scores[block_key] = problem_score
def _compute_block_score(
self,
block_key,
course_structure,
submissions_scores,
csm_scores,
persisted_block=None,
):
"""
Compute score for the given block. If persisted_values
is provided, it is used for possible and weight.
"""
block = course_structure[block_key]
if getattr(block, 'has_score', False):
problem_score = get_score(
submissions_scores,
csm_scores,
persisted_block,
block,
)
if problem_score:
self.locations_to_scores[block_key] = problem_score
def compute(self, student, course_structure, scores_client, submissions_scores):
"""
Compute the grade of this subsection for the given student and course.
"""
for descendant_key in course_structure.post_order_traversal(
filter_func=possibly_scored,
start_node=self.location,
):
descendant = course_structure[descendant_key]
if not getattr(descendant, 'has_score', False):
continue
(earned, possible) = get_score(
student,
descendant,
scores_client,
submissions_scores,
)
if earned is None and possible is None:
continue
# cannot grade a problem with a denominator of 0
descendant_graded = descendant.graded if possible > 0 else False
self.locations_to_scores[descendant.location] = Score(
earned,
possible,
descendant_graded,
block_metadata_utils.display_name_with_default_escaped(descendant),
descendant.location,
)
self.all_total, self.graded_total = graders.aggregate_scores(
self.scores, self.display_name,
)