old_contents: from billing.integration import Integration
  from django.conf import settings
  from boto.connection import FPSConnection
  
  FPS_PROD_API_ENDPOINT = "fps.amazonaws.com"
  FPS_SANDBOX_API_ENDPOINT = "fps.sandbox.amazonaws.com"
  
  class AmazonFpsIntegration(Integration):
      # TODO: Document the fields for each flow
      fields = {"transactionAmount": "",
                "pipelineName": "",
                "paymentReason": "",
                "returnURL": "",}
  
      def __init__(self, options={}):
          self.aws_access_key = options.get("aws_access_key", None) or settings.AWS_ACCESS_KEY
          self.aws_secret_access_key = options.get("aws_secret_access_key", None) or settings.AWS_SECRET_ACCESS_KEY
          super(AmazonFpsIntegration, self).__init__(options=options)
          self.fps_connection = FPSConnection(self.aws_access_key, self.aws_secret_access_key, **options)
  
      @property
      def service_url(self):
          if self.test_mode:
              return FPS_SANDBOX_API_ENDPOINT
          return FPS_PROD_API_ENDPOINT
  
      @property
      def link_url(self):
          return self.fps_connection.make_url(self.fields["returnURL"],
                                              self.fields["paymentReason"],
                                              self.fields["pipelineName"],
                                              self.fields["transactionAmount"],
                                              **self.fields)
  
new_contents: from billing.integration import Integration
  from django.conf import settings
  from boto.fps.connection import FPSConnection
  
  FPS_PROD_API_ENDPOINT = "fps.amazonaws.com"
  FPS_SANDBOX_API_ENDPOINT = "fps.sandbox.amazonaws.com"
  
  class AmazonFpsIntegration(Integration):
      # TODO: Document the fields for each flow
      fields = {"transactionAmount": "",
                "pipelineName": "",
                "paymentReason": "",
                "returnURL": "",}
  
      def __init__(self, options={}):
          self.aws_access_key = options.get("aws_access_key", None) or settings.AWS_ACCESS_KEY
          self.aws_secret_access_key = options.get("aws_secret_access_key", None) or settings.AWS_SECRET_ACCESS_KEY
          super(AmazonFpsIntegration, self).__init__(options=options)
          self.fps_connection = FPSConnection(self.aws_access_key, self.aws_secret_access_key, **options)
  
      @property
      def service_url(self):
          if self.test_mode:
              return FPS_SANDBOX_API_ENDPOINT
          return FPS_PROD_API_ENDPOINT
  
      @property
      def link_url(self):
          return self.fps_connection.make_url(self.fields["returnURL"],
                                              self.fields["paymentReason"],
                                              self.fields["pipelineName"],
                                              self.fields["transactionAmount"],
                                              **self.fields)
  
subject: Use the correct module path for the AmazonFPS app.