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edx-platform/lms/djangoapps/grades/api/serializers.py

63 lines
2.0 KiB
Python

"""
API Serializers
"""
from collections import defaultdict
from rest_framework import serializers
# pylint: disable=abstract-method
class GradingPolicySerializer(serializers.Serializer):
"""
Serializer for course grading policy.
"""
assignment_type = serializers.CharField(source='type')
count = serializers.IntegerField(source='min_count')
dropped = serializers.IntegerField(source='drop_count')
weight = serializers.FloatField()
def to_representation(self, instance):
"""
Return a representation of the grading policy.
"""
# Backwards compatibility with the behavior of DRF v2.
# When the grader dictionary was missing keys, DRF v2 would default to None;
# DRF v3 unhelpfully raises an exception.
return dict(
super(GradingPolicySerializer, self).to_representation(
defaultdict(lambda: None, instance)
)
)
class SectionBreakdownSerializer(serializers.Serializer):
"""
Serializer for the `section_breakdown` portion of a gradebook entry.
"""
attempted = serializers.BooleanField()
category = serializers.CharField()
is_graded = serializers.BooleanField()
label = serializers.CharField()
letter_grade = serializers.CharField()
module_id = serializers.CharField()
percent = serializers.FloatField()
score_earned = serializers.FloatField()
score_possible = serializers.FloatField()
subsection_name = serializers.CharField()
class StudentGradebookEntrySerializer(serializers.Serializer):
"""
Serializer for student gradebook entry.
"""
course_id = serializers.CharField()
email = serializers.CharField()
user_id = serializers.IntegerField()
username = serializers.CharField()
full_name = serializers.CharField()
passed = serializers.BooleanField()
percent = serializers.FloatField()
letter_grade = serializers.CharField()
progress_page_url = serializers.CharField()
section_breakdown = SectionBreakdownSerializer(many=True)