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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def handle(self, *args, **options):
 		"""Create Customer objects for Subscribers without Customer objects associated."""

		for subscriber in get_subscriber_model().objects.filter(djstripe_customers=None):
			# use get_or_create in case of race conditions on large subscriber bases
			Customer.get_or_create(subscriber=subscriber)
			print("Created subscriber for {0}".format(subscriber.email))