Added methods to GradingRecord Logic to facilitate creating/updating them. UpdateOrCreateRecordsFor will batch put GradingRecords for a given SurveyGroup and StudentProject. getFieldsForGradingRecord will return the fields that need to be set for a single GradingRecord entity given a StudentProject, GradingSurveyGroup and if it is an update a GradingRecord entity.

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from django.dispatch import Signal

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request_started = Signal()

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request_finished = Signal()

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got_request_exception = Signal(providing_args=["request"])