text: import sys
  from datetime import datetime
  
  if sys.version_info < (3, 8):  # pragma: no cover
      from typing_extensions import Final
  else:
      from typing import Final  # pragma: no cover
  
  # datetime.max.timestamp() errors on Windows, so we must hardcode
  # the highest possible datetime value that can output a timestamp.
  # tl;dr platform-independent max timestamps are hard to form
  # See: https://stackoverflow.com/q/46133223
  try:
      # Get max timestamp. Works on POSIX-based systems like Linux and macOS,
      # but will trigger an OverflowError, ValueError, or OSError on Windows
      _MAX_TIMESTAMP = datetime.max.timestamp()
  except (OverflowError, ValueError, OSError):  # pragma: no cover
      # Fallback for Windows if initial max timestamp call fails
      # Must get max value of ctime on Windows based on architecture (x32 vs x64)
      # https://docs.microsoft.com/en-us/cpp/c-runtime-library/reference/ctime-ctime32-ctime64-wctime-wctime32-wctime64
      is_64bits = sys.maxsize > 2 ** 32
      _MAX_TIMESTAMP = (
          datetime(3000, 12, 31, 23, 59, 59, 999999).timestamp()
          if is_64bits
          else datetime(2038, 1, 18, 23, 59, 59, 999999).timestamp()
      )
  
  MAX_TIMESTAMP: Final[float] = _MAX_TIMESTAMP
  MAX_TIMESTAMP_MS: Final[float] = MAX_TIMESTAMP * 1000
  MAX_TIMESTAMP_US: Final[float] = MAX_TIMESTAMP * 1_000_000
  
  MAX_ORDINAL: Final[int] = datetime.max.toordinal()
  MIN_ORDINAL: Final[int] = 1
  