OXIESEC PANEL

Name	Size	Modified	Perms
📁 ..	-	10/28/2024 05:59:26 AM	rwxr-xr-x
📄 __init__.py	0 bytes	10/28/2024 05:59:24 AM	rw-r--r--
📁 __pycache__	-	10/28/2024 05:59:26 AM	rwxr-xr-x
📄 _locales.py	2.14 KB	10/28/2024 05:59:24 AM	rw-r--r--
📁 data	-	10/28/2024 05:59:26 AM	rwxr-xr-x
📄 test__exceptions.py	1.96 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_abc.py	2.27 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_api.py	20.32 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_arrayprint.py	33.68 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_conversion_utils.py	4.86 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_cpu_features.py	6.63 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_datetime.py	105.66 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_defchararray.py	23.81 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_deprecations.py	23.62 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_dtype.py	48.14 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_einsum.py	44.14 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_errstate.py	2.02 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_extint128.py	5.51 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_function_base.py	12.84 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_getlimits.py	4.2 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_half.py	22.56 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_indexerrors.py	5.01 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_indexing.py	48.11 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_item_selection.py	3.5 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_longdouble.py	12.74 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_machar.py	1.04 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_mem_overlap.py	28.18 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_memmap.py	7.29 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_multiarray.py	312.3 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_nditer.py	109.67 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_numeric.py	121.21 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_numerictypes.py	20.36 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_overrides.py	14.09 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_print.py	6.58 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_protocols.py	1.14 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_records.py	19.23 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_regression.py	86.76 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_scalar_ctors.py	2.52 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_scalar_methods.py	3.97 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_scalarbuffer.py	3.97 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_scalarinherit.py	2.08 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_scalarmath.py	27.9 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_scalarprint.py	14.8 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_shape_base.py	24.1 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_ufunc.py	82.01 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_umath.py	118.6 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_umath_accuracy.py	2.97 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_umath_complex.py	22.6 KB	10/28/2024 05:59:24 AM	rw-r--r--
📄 test_unicode.py	12.26 KB	10/28/2024 05:59:24 AM	rw-r--r--

Name

Size

Modified

Perms

📁 ..

10/28/2024 05:59:26 AM

rwxr-xr-x

📄 __init__.py

0 bytes

10/28/2024 05:59:24 AM

rw-r--r--

📁 __pycache__

10/28/2024 05:59:26 AM

rwxr-xr-x

📄 _locales.py

2.14 KB

10/28/2024 05:59:24 AM

rw-r--r--

📁 data

10/28/2024 05:59:26 AM

rwxr-xr-x

📄 test__exceptions.py

1.96 KB

10/28/2024 05:59:24 AM

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📄 test_abc.py

2.27 KB

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📄 test_api.py

20.32 KB

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📄 test_arrayprint.py

33.68 KB

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📄 test_conversion_utils.py

4.86 KB

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📄 test_cpu_features.py

6.63 KB

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📄 test_datetime.py

105.66 KB

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📄 test_defchararray.py

23.81 KB

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📄 test_deprecations.py

23.62 KB

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📄 test_dtype.py

48.14 KB

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📄 test_einsum.py

44.14 KB

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📄 test_errstate.py

2.02 KB

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📄 test_extint128.py

5.51 KB

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📄 test_function_base.py

12.84 KB

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📄 test_getlimits.py

4.2 KB

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📄 test_half.py

22.56 KB

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📄 test_indexerrors.py

5.01 KB

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📄 test_indexing.py

48.11 KB

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📄 test_item_selection.py

3.5 KB

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📄 test_longdouble.py

12.74 KB

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📄 test_machar.py

1.04 KB

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📄 test_mem_overlap.py

28.18 KB

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📄 test_memmap.py

7.29 KB

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📄 test_multiarray.py

312.3 KB

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📄 test_nditer.py

109.67 KB

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📄 test_numeric.py

121.21 KB

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📄 test_numerictypes.py

20.36 KB

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📄 test_overrides.py

14.09 KB

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📄 test_print.py

6.58 KB

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📄 test_protocols.py

1.14 KB

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📄 test_records.py

19.23 KB

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📄 test_regression.py

86.76 KB

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📄 test_scalar_ctors.py

2.52 KB

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📄 test_scalar_methods.py

3.97 KB

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📄 test_scalarbuffer.py

3.97 KB

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📄 test_scalarinherit.py

2.08 KB

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📄 test_scalarmath.py

27.9 KB

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📄 test_scalarprint.py

14.8 KB

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📄 test_shape_base.py

24.1 KB

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📄 test_ufunc.py

82.01 KB

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📄 test_umath.py

118.6 KB

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📄 test_umath_accuracy.py

2.97 KB

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📄 test_umath_complex.py

22.6 KB

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📄 test_unicode.py

12.26 KB

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Editing: test_scalar_methods.py

"""
Test the scalar constructors, which also do type-coercion
"""
import fractions
import platform

import pytest
import numpy as np

from numpy.testing import assert_equal, assert_raises

class TestAsIntegerRatio:
    # derived in part from the cpython test "test_floatasratio"

@pytest.mark.parametrize("ftype", [
        np.half, np.single, np.double, np.longdouble])
    @pytest.mark.parametrize("f, ratio", [
        (0.875, (7, 8)),
        (-0.875, (-7, 8)),
        (0.0, (0, 1)),
        (11.5, (23, 2)),
        ])
    def test_small(self, ftype, f, ratio):
        assert_equal(ftype(f).as_integer_ratio(), ratio)

@pytest.mark.parametrize("ftype", [
        np.half, np.single, np.double, np.longdouble])
    def test_simple_fractions(self, ftype):
        R = fractions.Fraction
        assert_equal(R(0, 1),
                     R(*ftype(0.0).as_integer_ratio()))
        assert_equal(R(5, 2),
                     R(*ftype(2.5).as_integer_ratio()))
        assert_equal(R(1, 2),
                     R(*ftype(0.5).as_integer_ratio()))
        assert_equal(R(-2100, 1),
                     R(*ftype(-2100.0).as_integer_ratio()))

@pytest.mark.parametrize("ftype", [
        np.half, np.single, np.double, np.longdouble])
    def test_errors(self, ftype):
        assert_raises(OverflowError, ftype('inf').as_integer_ratio)
        assert_raises(OverflowError, ftype('-inf').as_integer_ratio)
        assert_raises(ValueError, ftype('nan').as_integer_ratio)

def test_against_known_values(self):
        R = fractions.Fraction
        assert_equal(R(1075, 512),
                     R(*np.half(2.1).as_integer_ratio()))
        assert_equal(R(-1075, 512),
                     R(*np.half(-2.1).as_integer_ratio()))
        assert_equal(R(4404019, 2097152),
                     R(*np.single(2.1).as_integer_ratio()))
        assert_equal(R(-4404019, 2097152),
                     R(*np.single(-2.1).as_integer_ratio()))
        assert_equal(R(4728779608739021, 2251799813685248),
                     R(*np.double(2.1).as_integer_ratio()))
        assert_equal(R(-4728779608739021, 2251799813685248),
                     R(*np.double(-2.1).as_integer_ratio()))
        # longdouble is platform dependent

@pytest.mark.parametrize("ftype, frac_vals, exp_vals", [
        # dtype test cases generated using hypothesis
        # first five generated cases per dtype
        (np.half, [0.0, 0.01154830649280303, 0.31082276347447274,
                   0.527350517124794, 0.8308562335072596],
                  [0, 1, 0, -8, 12]),
        (np.single, [0.0, 0.09248576989263226, 0.8160498218131407,
                     0.17389442853722373, 0.7956044195067877],
                    [0, 12, 10, 17, -26]),
        (np.double, [0.0, 0.031066908499895136, 0.5214135908877832,
                     0.45780736035689296, 0.5906586745934036],
                    [0, -801, 51, 194, -653]),
        pytest.param(
            np.longdouble,
            [0.0, 0.20492557202724854, 0.4277180662199366, 0.9888085019891495,
             0.9620175814461964],
            [0, -7400, 14266, -7822, -8721],
            marks=[
                pytest.mark.skipif(
                    np.finfo(np.double) == np.finfo(np.longdouble),
                    reason="long double is same as double"),
                pytest.mark.skipif(
                    platform.machine().startswith("ppc"),
                    reason="IBM double double"),
            ]
        )
    ])
    def test_roundtrip(self, ftype, frac_vals, exp_vals):
        for frac, exp in zip(frac_vals, exp_vals):
            f = np.ldexp(frac, exp, dtype=ftype)
            n, d = f.as_integer_ratio()

try:
                # workaround for gh-9968
                nf = np.longdouble(str(n))
                df = np.longdouble(str(d))
            except (OverflowError, RuntimeWarning):
                # the values may not fit in any float type
                pytest.skip("longdouble too small on this platform")

assert_equal(nf / df, f, "{}/{}".format(n, d))