old_contents: import json
  import logging
  
  from anymail.signals import tracking
  from django.dispatch import receiver
  
  
  logger = logging.getLogger(__name__)
  
  
  @receiver(tracking, dispatch_uid="log_anymail_tracking_events")
  def log_anymail_tracking_events(sender, event, esp_name, **kwargs):
      event_fields = [
          "event_type",
          "description",
          "mta_response",
          "recipient",
          "reject_reason",
      ]
  
      logger.info(
          json.dumps(
              {"esp_name": esp_name, **{f: getattr(event, f, None) for f in event_fields}}
          )
      )
  
new_contents: import json
  import logging
  
  from anymail.signals import tracking
  from django.dispatch import receiver
  
  
  logger = logging.getLogger(__name__)
  
  
  @receiver(tracking, dispatch_uid="log_anymail_tracking_events")
  def log_anymail_tracking_events(sender, event, esp_name, **kwargs):
      event_fields = [
          "event_type",
          "description",
          "mta_response",
          "recipient",
          "reject_reason",
          "esp_event",
      ]
  
      logger.info(
          json.dumps(
              {"esp_name": esp_name, **{f: getattr(event, f, None) for f in event_fields}}
          )
      )
  
subject: Ajoute au log l'événement d'origine