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Still working on grades refactor. Not working yet, but reached a checkpoint.

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Bridger Maxwell
2012-04-06 15:04:49 -04:00
parent a0eb072aff
commit b0e2ea3a63
2 changed files with 49 additions and 91 deletions
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46
djangoapps/courseware/grades.py
View File

@@ -19,7 +19,7 @@ SectionPercentage = namedtuple("SectionPercentage", "percentage label summary")
class CourseGrader:
def grade(self, grade_sheet):
raise NotImplementedError
class FormatWithDropsGrader(CourseGrader):
"""
Grades all sections specified in course_format with an equal weight. A specified
@@ -62,14 +62,14 @@ class FormatWithDropsGrader(CourseGrader):
def grade(self, grade_sheet):
def totalWithDrops(breakdown, drop_count):
#create an array of tuples with (index, mark), sorted by mark['percentage'] descending
sorted_breakdown = sorted( enumerate(breakdown), key=lambda x: -x[1]['percentage'] )
#create an array of tuples with (index, mark), sorted by mark['percent'] descending
sorted_breakdown = sorted( enumerate(breakdown), key=lambda x: -x[1]['percent'] )
# A list of the indices of the dropped scores
dropped_indices = [x[0] for x in sorted_breakdown[-drop_count:]]
aggregate_score = 0
for index, mark in enumerate(breakdown):
if index not in dropped_indices:
aggregate_score += mark['percentage']
aggregate_score += mark['percent']
aggregate_score /= len(scores) - drop_count
@@ -81,38 +81,38 @@ class FormatWithDropsGrader(CourseGrader):
for i in range(12):
if i < len(scores):
percentage = scores[i].earned / float(scores[i].possible)
summary = self.section_detail_formatter.format(index: i+1,
name: scores[i].section,
percentage: percentage,
earned: scores[i].earned,
possible: scores[i].possible )
summary = self.section_detail_formatter.format(index = i+1,
name = scores[i].section,
percent = percentage,
earned = scores[i].earned,
possible = scores[i].possible )
else:
percentage = 0
summary = self.section_missing_detail_formatter.format(index: i+1)
summary = self.section_missing_detail_formatter.format(index = i+1)
if settings.GENERATE_PROFILE_SCORES:
points_possible = random.randrange(10, 50)
points_earned = random.randrange(5, points_possible)
percentage = points_earned / float(points_possible)
summary = self.section_detail_formatter.format(index: i+1,
name: "Randomly Generated",
percentage: percentage,
earned: points_earned,
possible: points_possible )
summary = self.section_detail_formatter.format(index = i+1,
name = "Randomly Generated",
percent = percentage,
earned = points_earned,
possible = points_possible )
label = self.section_label_formatter.format(index: i+1)
label = self.section_label_formatter.format(index = i+1)
breakdown.append( {'percent': percentage, 'label': label, 'detail': summary, category: self.category} )
breakdown.append( {'percent': percentage, 'label': label, 'detail': summary, 'category': self.category} )
total_percent, dropped_indices = totalWithDrops(breakdown, self.drop_count)
for dropped_index in dropped_indicies:
for dropped_index in dropped_indices:
breakdown[dropped_index]['mark'] = {'detail': "The lowest {0} scores are dropped.".format(self.drop_count) }
total_detail = self.total_detail_formatter.format(percent: total_percent)
breakdown.append( {'percent': total_percent, 'label': self.total_label_formatter, 'detail': total_detail, category: self.category, prominent: True} )
total_detail = self.total_detail_formatter.format(percent = total_percent)
breakdown.append( {'percent': total_percent, 'label': self.total_label_formatter, 'detail': total_detail, 'category': self.category, 'prominent': True} )
return {'percent' : total_percent,
@@ -245,7 +245,11 @@ def grade_sheet(student):
'sections' : sections,})
grade_summary = grade_summary_6002x(totaled_scores)
grader = FormatWithDropsGrader("Homework", 12, 2, "Homework", "Homework {index} - {name} - {percent:.0%} ({earned:g}/{possible:g})",
"Unreleased Homework {index} - 0% (?/?)", "HW {index:02d}", "Homework Average = {percent:.0%}", "HW Avg")
grade_summary = grader.grade(totaled_scores)
return {'courseware_summary' : chapters,
'grade_summary' : grade_summary}

94
templates/profile_graphs.js
View File

@@ -22,6 +22,7 @@ $(function () {
<%
colors = ["#b72121", "#600101", "#666666", "#333333"]
categories = {}
#'
tickIndex = 1
sectionSpacer = 0.5
@@ -34,78 +35,31 @@ $(function () {
droppedScores = [] #These are the datapoints to indicate assignments which aren't factored into the total score
dropped_score_tooltips = []
for section in grade_summary:
if 'subscores' in section: ##This is for sections like labs or homeworks, with several smaller components and a total
series.append({
'label' : section['category'],
'data' : [[i + tickIndex, score.percentage] for i,score in enumerate(section['subscores'])],
'color' : colors[sectionIndex]
})
ticks += [[i + tickIndex, score.label ] for i,score in enumerate(section['subscores'])]
bottomTicks.append( [tickIndex + len(section['subscores'])/2, section['category']] )
detail_tooltips[ section['category'] ] = [score.summary for score in section['subscores']]
droppedScores += [[tickIndex + index, 0.05] for index in section['dropped_indices']]
dropExplanation = "The lowest {0} {1} scores are dropped".format( len(section['dropped_indices']), section['category'] )
dropped_score_tooltips += [dropExplanation] * len(section['dropped_indices'])
tickIndex += len(section['subscores']) + sectionSpacer
category_total_label = section['category'] + " Total"
series.append({
'label' : category_total_label,
'data' : [ [tickIndex, section['totalscore']] ],
'color' : colors[sectionIndex]
})
ticks.append( [tickIndex, section['totallabel']] )
detail_tooltips[category_total_label] = [section['totalscore_summary']]
else:
series.append({
'label' : section['category'],
'data' : [ [tickIndex, section['totalscore']] ],
'color' : colors[sectionIndex]
})
ticks.append( [tickIndex, section['totallabel']] )
detail_tooltips[section['category']] = [section['totalscore_summary']]
tickIndex += 1 + sectionSpacer
sectionIndex += 1
detail_tooltips['Dropped Scores'] = dropped_score_tooltips
## ----------------------------- Grade overviewew bar ------------------------- ##
totalWeight = 0.0
sectionIndex = 0
totalScore = 0.0
overviewBarX = tickIndex
for section in grade_summary:
weighted_score = section['totalscore'] * section['weight']
summary_text = "{0} - {1:.1%} of a possible {2:.0%}".format(section['category'], weighted_score, section['weight'])
weighted_category_label = section['category'] + " - Weighted"
if section['totalscore'] > 0:
series.append({
'label' : weighted_category_label,
'data' : [ [overviewBarX, weighted_score] ],
'color' : colors[sectionIndex]
})
for section in grade_summary['section_breakdown']:
if section.get('prominent', False):
tickIndex += sectionSpacer
detail_tooltips[weighted_category_label] = [ summary_text ]
sectionIndex += 1
totalWeight += section['weight']
totalScore += section['totalscore'] * section['weight']
if section['category'] not in categories:
colorIndex = len(categories) % len(colors)
categories[ section['category'] ] = {'label' : section['category'],
'data' : [],
'color' : colors[colorIndex]}
ticks += [ [overviewBarX, "Total"] ]
tickIndex += 1 + sectionSpacer
categoryData = categories[ section['category'] ]
categoryData['data'].append( [tickIndex, section['percent']] )
ticks.append( [tickIndex, section['label'] ] )
if section['category'] in detail_tooltips:
detail_tooltips[ section['category'] ].append( section['detail'] )
else:
detail_tooltips[ section['category'] ] = [ section['detail'], ]
tickIndex += 1
if section.get('prominent', False):
tickIndex += sectionSpacer
%>
var series = ${ json.dumps(series) };