cache_constants.py 850 B

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  1. # Copyright Materialize, Inc. and contributors. All rights reserved.
  2. #
  3. # Use of this software is governed by the Business Source License
  4. # included in the LICENSE file at the root of this repository.
  5. #
  6. # As of the Change Date specified in that file, in accordance with
  7. # the Business Source License, use of this software will be governed
  8. # by the Apache License, Version 2.0.
  9. from enum import Enum
  10. class FetchMode(Enum):
  11. AUTO = "auto"
  12. """Fetch fresh data if existing data does not exist or is older than x hours"""
  13. ALWAYS = "always"
  14. """Always fetch fresh data"""
  15. AVOID = "avoid"
  16. """Fetch fresh data if data does not exist (regardless whether it is outdated or not)"""
  17. NEVER = "never"
  18. """Never fetch fresh data"""
  19. def __str__(self):
  20. return str(self.value).lower()
  21. FETCH_MODE_CHOICES = list(FetchMode)