text: from __future__ import absolute_import
  
  from checkout_sdk.api_client import ApiClient
  from checkout_sdk.authorization_type import AuthorizationType
  from checkout_sdk.checkout_configuration import CheckoutConfiguration
  from checkout_sdk.client import Client
  from checkout_sdk.sources.sources import SepaSourceRequest
  
  
  class SourcesClient(Client):
  
      def __init__(self, api_client: ApiClient, configuration: CheckoutConfiguration):
          super().__init__(api_client=api_client,
                           configuration=configuration,
                           authorization_type=AuthorizationType.SECRET_KEY)
  
      def create_sepa_source(self, sepa_source_request: SepaSourceRequest):
          return self._api_client.post('sources', self._sdk_authorization(), sepa_source_request)
  