code: def unlink_learners(self):
          
          sap_inactive_learners = self.client.get_inactive_sap_learners()
          enterprise_customer = self.enterprise_configuration.enterprise_customer
          if not sap_inactive_learners:
              LOGGER.info(
                  'Enterprise customer {%s} has no SAPSF inactive learners',
                  enterprise_customer.name
              )
              return
  
          provider_id = enterprise_customer.identity_provider
          tpa_provider = get_identity_provider(provider_id)
          if not tpa_provider:
              LOGGER.info(
                  'Enterprise customer {%s} has no associated identity provider',
                  enterprise_customer.name
              )
              return None
  
          for sap_inactive_learner in sap_inactive_learners:
              social_auth_user = get_user_from_social_auth(tpa_provider, sap_inactive_learner['studentID'])
              if not social_auth_user:
                  continue
  
              try:
                  # Unlink user email from related Enterprise Customer
                  EnterpriseCustomerUser.objects.unlink_user(
                      enterprise_customer=enterprise_customer,
                      user_email=social_auth_user.email,
                  )
              except (EnterpriseCustomerUser.DoesNotExist, PendingEnterpriseCustomerUser.DoesNotExist):
                  LOGGER.info(
                      'Learner with email {%s} is not associated with Enterprise Customer {%s}',
                      social_auth_user.email,
                      enterprise_customer.name
                  )
docs: Iterate over each learner and unlink inactive SAP channel learners.
  
          This method iterates over each enterprise learner and unlink learner
          from the enterprise if the learner is marked inactive in the related
          integrated channel.