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added test case in testing/python/approx.py based on test case provided by reporter in issue #12114

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poulami-sau 2024-04-21 20:46:53 -04:00
parent c07752649f
commit 485e8ef564
1 changed files with 17 additions and 0 deletions
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17
testing/python/approx.py
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@ -763,6 +763,23 @@ class TestApprox:
assert a12 != approx(a21) assert a12 != approx(a21)
assert a21 != approx(a12) assert a21 != approx(a12)
def test_numpy_array_implicit_conversion(self):
np = pytest.importorskip("numpy")
class ImplicitArray:
"""Type which is implicitly convertible to a numpy array."""
def __init__(self, vals):
self.vals = vals
def __array__(self, dtype=None, copy=None):
print("called __array__ in ImplicitArray")
return np.array(self.vals)
vec1 = ImplicitArray([1.0, 2.0, 3.0])
vec2 = ImplicitArray([1.0, 2.0, 4.0])
assert vec1 != approx(vec2)
def test_numpy_array_protocol(self): def test_numpy_array_protocol(self):
""" """
array-like objects such as tensorflow's DeviceArray are handled like ndarray. array-like objects such as tensorflow's DeviceArray are handled like ndarray.