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ðŸ“ __pycache__
ðŸ“„ _locales.py(2.15 KB)
ðŸ“ data
ðŸ“ examples
ðŸ“„ test__exceptions.py(2.78 KB)
ðŸ“„ test_abc.py(2.17 KB)
ðŸ“„ test_api.py(22.46 KB)
ðŸ“„ test_argparse.py(1.92 KB)
ðŸ“„ test_array_coercion.py(33.57 KB)
ðŸ“„ test_array_interface.py(7.42 KB)
ðŸ“„ test_arraymethod.py(3.17 KB)
ðŸ“„ test_arrayprint.py(39.51 KB)
ðŸ“„ test_casting_floatingpoint_errors.py(4.94 KB)
ðŸ“„ test_casting_unittests.py(33.49 KB)
ðŸ“„ test_conversion_utils.py(6.41 KB)
ðŸ“„ test_cpu_dispatcher.py(1.49 KB)
ðŸ“„ test_cpu_features.py(14.51 KB)
ðŸ“„ test_custom_dtypes.py(9.18 KB)
ðŸ“„ test_cython.py(3.54 KB)
ðŸ“„ test_datetime.py(113.49 KB)
ðŸ“„ test_defchararray.py(24.41 KB)
ðŸ“„ test_deprecations.py(30.35 KB)
ðŸ“„ test_dlpack.py(3.44 KB)
ðŸ“„ test_dtype.py(73.52 KB)
ðŸ“„ test_einsum.py(51.72 KB)
ðŸ“„ test_errstate.py(2.17 KB)
ðŸ“„ test_extint128.py(5.51 KB)
ðŸ“„ test_function_base.py(15.23 KB)
ðŸ“„ test_getlimits.py(6.56 KB)
ðŸ“„ test_half.py(23.66 KB)
ðŸ“„ test_hashtable.py(1011 B)
ðŸ“„ test_indexerrors.py(5.01 KB)
ðŸ“„ test_indexing.py(53.04 KB)
ðŸ“„ test_item_selection.py(6.31 KB)
ðŸ“„ test_limited_api.py(1.14 KB)
ðŸ“„ test_longdouble.py(13.58 KB)
ðŸ“„ test_machar.py(1.04 KB)
ðŸ“„ test_mem_overlap.py(28.4 KB)
ðŸ“„ test_mem_policy.py(15.63 KB)
ðŸ“„ test_memmap.py(7.3 KB)
ðŸ“„ test_multiarray.py(370.43 KB)
ðŸ“„ test_nditer.py(127.75 KB)
ðŸ“„ test_nep50_promotions.py(8.63 KB)
ðŸ“„ test_numeric.py(133.34 KB)
ðŸ“„ test_numerictypes.py(21.18 KB)
ðŸ“„ test_overrides.py(25.47 KB)
ðŸ“„ test_print.py(6.68 KB)
ðŸ“„ test_protocols.py(1.14 KB)
ðŸ“„ test_records.py(19.79 KB)
ðŸ“„ test_regression.py(89.3 KB)
ðŸ“„ test_scalar_ctors.py(5.97 KB)
ðŸ“„ test_scalar_methods.py(7.36 KB)
ðŸ“„ test_scalarbuffer.py(5.45 KB)
ðŸ“„ test_scalarinherit.py(2.31 KB)
ðŸ“„ test_scalarmath.py(41.88 KB)
ðŸ“„ test_scalarprint.py(18.33 KB)
ðŸ“„ test_shape_base.py(29.03 KB)
ðŸ“„ test_simd.py(47.55 KB)
ðŸ“„ test_simd_module.py(3.72 KB)
ðŸ“„ test_strings.py(3.75 KB)
ðŸ“„ test_ufunc.py(121.24 KB)
ðŸ“„ test_umath.py(180.79 KB)
ðŸ“„ test_umath_accuracy.py(3.81 KB)
ðŸ“„ test_umath_complex.py(22.7 KB)
ðŸ“„ test_unicode.py(12.48 KB)

Editing: test_arraymethod.py

"""
This file tests the generic aspects of ArrayMethod.  At the time of writing
this is private API, but when added, public API may be added here.
"""

from __future__ import annotations

import sys
import types
from typing import Any

import pytest

import numpy as np
from numpy.core._multiarray_umath import _get_castingimpl as get_castingimpl

class TestResolveDescriptors:
    # Test mainly error paths of the resolve_descriptors function,
    # note that the `casting_unittests` tests exercise this non-error paths.

# Casting implementations are the main/only current user:
    method = get_castingimpl(type(np.dtype("d")), type(np.dtype("f")))

@pytest.mark.parametrize("args", [
        (True,),  # Not a tuple.
        ((None,)),  # Too few elements
        ((None, None, None),),  # Too many
        ((None, None),),  # Input dtype is None, which is invalid.
        ((np.dtype("d"), True),),  # Output dtype is not a dtype
        ((np.dtype("f"), None),),  # Input dtype does not match method
    ])
    def test_invalid_arguments(self, args):
        with pytest.raises(TypeError):
            self.method._resolve_descriptors(*args)

class TestSimpleStridedCall:
    # Test mainly error paths of the resolve_descriptors function,
    # note that the `casting_unittests` tests exercise this non-error paths.

# Casting implementations are the main/only current user:
    method = get_castingimpl(type(np.dtype("d")), type(np.dtype("f")))

@pytest.mark.parametrize(["args", "error"], [
        ((True,), TypeError),  # Not a tuple
        (((None,),), TypeError),  # Too few elements
        ((None, None), TypeError),  # Inputs are not arrays.
        (((None, None, None),), TypeError),  # Too many
        (((np.arange(3), np.arange(3)),), TypeError),  # Incorrect dtypes
        (((np.ones(3, dtype=">d"), np.ones(3, dtype="<f")),),
         TypeError),  # Does not support byte-swapping
        (((np.ones((2, 2), dtype="d"), np.ones((2, 2), dtype="f")),),
         ValueError),  # not 1-D
        (((np.ones(3, dtype="d"), np.ones(4, dtype="f")),),
          ValueError),  # different length
        (((np.frombuffer(b"\0x00"*3*2, dtype="d"),
           np.frombuffer(b"\0x00"*3, dtype="f")),),
         ValueError),  # output not writeable
    ])
    def test_invalid_arguments(self, args, error):
        # This is private API, which may be modified freely
        with pytest.raises(error):
            self.method._simple_strided_call(*args)

@pytest.mark.parametrize(
    "cls", [np.ndarray, np.recarray, np.chararray, np.matrix, np.memmap]
)
class TestClassGetItem:
    def test_class_getitem(self, cls: type[np.ndarray]) -> None:
        """Test `ndarray.__class_getitem__`."""
        alias = cls[Any, Any]
        assert isinstance(alias, types.GenericAlias)
        assert alias.__origin__ is cls

@pytest.mark.parametrize("arg_len", range(4))
    def test_subscript_tup(self, cls: type[np.ndarray], arg_len: int) -> None:
        arg_tup = (Any,) * arg_len
        if arg_len in (1, 2):
            assert cls[arg_tup]
        else:
            match = f"Too {'few' if arg_len == 0 else 'many'} arguments"
            with pytest.raises(TypeError, match=match):
                cls[arg_tup]

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