old_contents: from django.db.models.signals import post_save
  from django.dispatch import receiver
  
  from data_import.signal_helpers import task_signal
  from social.apps.django_app.default.models import UserSocialAuth
  
  from .models import DataFile
  
  
  @receiver(post_save, sender=UserSocialAuth)
  def post_save_cb(sender, instance, created, raw, update_fields, **kwargs):
      """
      Initiate retrieval of the data corresponding to a RunKeeper access token.
      """
      if instance.provider != 'runkeeper':
          return
  
      task_params = {
          'access_token': instance.extra_data['access_token']
      }
  
      task_signal(instance, created, raw, task_params, DataFile)
  
new_contents: from django.db.models.signals import post_save
  from django.dispatch import receiver
  
  from data_import.signal_helpers import task_signal
  from social.apps.django_app.default.models import UserSocialAuth
  
  from .models import DataFile
  
  
  @receiver(post_save, sender=UserSocialAuth)
  def post_save_cb(sender, instance, created, raw, update_fields, **kwargs):
      """
      Initiate retrieval of the data corresponding to a RunKeeper access token.
      """
      if instance.provider != 'runkeeper':
          return
  
      # The UserSocialAuth is created before the whole OAuth2 process is complete
      if 'access_token' not in instance.extra_data:
          return
  
      task_params = {
          'access_token': instance.extra_data['access_token']
      }
  
      task_signal(instance, created, raw, task_params, DataFile)
  
subject: Fix timing issue in signal