def user_import_from_dict(cls, data, tasks_by_name):
"""Build the object using data from a dictionary.
"""
data['messages'] = [
Message.import_from_dict(message_data)
for message_data in data['messages']
]
data['questions'] = [
Question.import_from_dict(question_data)
for question_data in data['questions']
]
data['submissions'] = [
Submission.import_from_dict(submission_data,
tasks_by_name=tasks_by_name)
for submission_data in data['submissions']
]
data['user_tests'] = [
UserTest.import_from_dict(user_test_data, tasks_by_name=tasks_by_name)
for user_test_data in data['user_tests']
]
if 'starting_time' in data and data['starting_time'] is not None:
data['starting_time'] = make_datetime(data['starting_time'])
if 'extra_time' in data:
data['extra_time'] = timedelta(seconds=data['extra_time'])
obj = cls(**data)
for submission in obj.submissions:
submission.user = obj
return obj