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Better error messages for when a linked problem cannot be found

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This commit is contained in:
Diana Huang
2013-02-12 13:41:26 -05:00
parent 7658cd7a50
commit 482d97d321
1 changed files with 12 additions and 3 deletions
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15
common/lib/xmodule/xmodule/peer_grading_module.py
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@@ -96,8 +96,12 @@ class PeerGradingModule(XModule):
self.link_to_location = self.metadata.get('link_to_location', USE_FOR_SINGLE_LOCATION)
if self.use_for_single_location == True:
self.linked_problem = modulestore().get_instance(self.system.course_id, self.link_to_location)
log.debug("problem metadata: {0}".format(self.linked_problem.metadata))
try:
self.linked_problem = modulestore().get_instance(self.system.course_id, self.link_to_location)
except:
log.error("Linked location {0} for peer grading module {1} does not exist".format(
self.link_to_location, self.location))
raise
due_date = self.linked_problem.metadata.get('peer_grading_due', None)
if due_date:
self.metadata['due'] = due_date
@@ -469,7 +473,12 @@ class PeerGradingModule(XModule):
'''
find the peer grading module that links to the given location
'''
return modulestore().get_instance(self.system.course_id, location)
try:
return modulestore().get_instance(self.system.course_id, location)
except:
# the linked problem doesn't exist
log.error("Problem {0} does not exist in this course".format(location))
raise
for problem in problem_list: