literal.py 1.5 KB

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  1. from __future__ import annotations
  2. from typing import Any, TYPE_CHECKING
  3. from functools import partial
  4. import pytest
  5. import numpy as np
  6. if TYPE_CHECKING:
  7. from collections.abc import Callable
  8. AR = np.array(0)
  9. AR.setflags(write=False)
  10. KACF = frozenset({None, "K", "A", "C", "F"})
  11. ACF = frozenset({None, "A", "C", "F"})
  12. CF = frozenset({None, "C", "F"})
  13. order_list: list[tuple[frozenset[str | None], Callable[..., Any]]] = [
  14. (KACF, partial(np.ndarray, 1)),
  15. (KACF, AR.tobytes),
  16. (KACF, partial(AR.astype, int)),
  17. (KACF, AR.copy),
  18. (ACF, partial(AR.reshape, 1)),
  19. (KACF, AR.flatten),
  20. (KACF, AR.ravel),
  21. (KACF, partial(np.array, 1)),
  22. # NOTE: __call__ is needed due to mypy 1.11 bugs (#17620, #17631)
  23. (CF, partial(np.zeros.__call__, 1)),
  24. (CF, partial(np.ones.__call__, 1)),
  25. (CF, partial(np.empty.__call__, 1)),
  26. (CF, partial(np.full, 1, 1)),
  27. (KACF, partial(np.zeros_like, AR)),
  28. (KACF, partial(np.ones_like, AR)),
  29. (KACF, partial(np.empty_like, AR)),
  30. (KACF, partial(np.full_like, AR, 1)),
  31. (KACF, partial(np.add.__call__, 1, 1)), # i.e. np.ufunc.__call__
  32. (ACF, partial(np.reshape, AR, 1)),
  33. (KACF, partial(np.ravel, AR)),
  34. (KACF, partial(np.asarray, 1)),
  35. (KACF, partial(np.asanyarray, 1)),
  36. ]
  37. for order_set, func in order_list:
  38. for order in order_set:
  39. func(order=order)
  40. invalid_orders = KACF - order_set
  41. for order in invalid_orders:
  42. with pytest.raises(ValueError):
  43. func(order=order)