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                #!/usr/bin/env python3  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                # -*- coding: utf-8 -*-  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                """  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                Created on Wed Feb 27 16:38:37 2019  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                @author: Paolo Cozzi <[email protected]>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                """  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                from celery.utils.log import get_task_logger  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                from common.constants import ERROR  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                from common.tasks import BatchUpdateMixin  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                from image.celery import app as celery_app, MyTask  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                from image_app.models import Submission  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                from submissions.helpers import send_message  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                # Get an instance of a logger  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                logger = get_task_logger(__name__)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                View Code Duplication | 
                class BatchUpdateAnimals(MyTask, BatchUpdateMixin):  | 
            
                            
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                    name = "Batch update animals"  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    description = """Batch update of field in animals"""  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    # Ovverride default on failure method  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    # This is not a failed validation for a wrong value, this is an  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                    # error in task that mean an error in coding  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    def on_failure(self, exc, task_id, args, kwargs, einfo):  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        logger.error('{0!r} failed: {1!r}'.format(task_id, exc)) | 
            
            
                                                                        
                            
            
                                    
            
            
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                        # get submission object  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        submission_obj = Submission.objects.get(pk=args[0])  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        # mark submission with ERROR  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        submission_obj.status = ERROR  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        submission_obj.message = ("Error in batch update for animals: %s" | 
            
            
                                                                        
                            
            
                                    
            
            
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                                                  % (str(exc)))  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        submission_obj.save()  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        send_message(submission_obj)  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        # send a mail to the user with the stacktrace (einfo)  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        submission_obj.owner.email_user(  | 
            
            
                                                                        
                            
            
                                    
            
            
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                            "Error in batch update for animals: %s" % (args[0]),  | 
            
            
                                                                        
                            
            
                                    
            
            
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                            ("Something goes wrong  in batch update for animals. Please report " | 
            
            
                                                                        
                            
            
                                    
            
            
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                             "this to InjectTool team\n\n %s" % str(einfo)),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        # TODO: submit mail to admin  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    def run(self, submission_id, animal_ids, attribute):  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        """Function for batch update attribute in animals  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        Args:  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            submission_id (int): id of submission  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            animal_ids (dict): dict with id and values to update  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            attribute (str): attribute to update  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        """  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        logger.info("Start batch update for animals") | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        super(BatchUpdateAnimals, self).batch_update(submission_id, animal_ids,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                                                     attribute, 'animal')  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return 'success'  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                # register explicitly tasks  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                # https://github.com/celery/celery/issues/3744#issuecomment-271366923  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                celery_app.tasks.register(BatchUpdateAnimals)  | 
            
            
                                                        
            
                                    
            
            
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