Files
edx-platform/lms/djangoapps/instructor/management/commands/compute_grades.py
2014-05-29 17:03:35 -04:00

52 lines
2.0 KiB
Python

#!/usr/bin/python
"""
django management command: dump grades to csv files
for use by batch processes
"""
from instructor.offline_gradecalc import offline_grade_calculation
from courseware.courses import get_course_by_id
from xmodule.modulestore.django import modulestore
from opaque_keys import InvalidKeyError
from opaque_keys.edx.keys import CourseKey
from opaque_keys.edx.locations import SlashSeparatedCourseKey
from django.core.management.base import BaseCommand
class Command(BaseCommand):
help = "Compute grades for all students in a course, and store result in DB.\n"
help += "Usage: compute_grades course_id_or_dir \n"
help += " course_id_or_dir: either course_id or course_dir\n"
help += 'Example course_id: MITx/8.01rq_MW/Classical_Mechanics_Reading_Questions_Fall_2012_MW_Section'
def handle(self, *args, **options):
print "args = ", args
if len(args) > 0:
course_id = args[0]
else:
print self.help
return
course_key = None
# parse out the course id into a coursekey
try:
course_key = CourseKey.from_string(course_id)
# if it's not a new-style course key, parse it from an old-style
# course key
except InvalidKeyError:
course_key = SlashSeparatedCourseKey.from_deprecated_string(course_id)
try:
_course = get_course_by_id(course_key)
except Exception as err:
print "-----------------------------------------------------------------------------"
print "Sorry, cannot find course with id {}".format(course_id)
print "Got exception {}".format(err)
print "Please provide a course ID or course data directory name, eg content-mit-801rq"
return
print "-----------------------------------------------------------------------------"
print "Computing grades for {}".format(course_id)
offline_grade_calculation(course_key)