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Be more forgiving when assigning UDT scalar to everything #299

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Merged
merged 1 commit into from
Oct 26, 2022
Merged

Be more forgiving when assigning UDT scalar to everything #299

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3 changes: 2 additions & 1 deletion graphblas/core/base.py
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Original file line number Diff line number Diff line change
Expand Up @@ -394,8 +394,9 @@ def _update(self, expr, mask=None, accum=None, replace=False, input_mask=None):
if type(expr) is Scalar:
scalar = expr
else:
dtype = self.dtype if self.dtype._is_udt else None
try:
scalar = Scalar.from_value(expr, is_cscalar=None, name="")
scalar = Scalar.from_value(expr, dtype, is_cscalar=None, name="")
except TypeError:
raise TypeError(
"Assignment value must be a valid expression type, not "
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2 changes: 1 addition & 1 deletion graphblas/tests/test_matrix.py
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Expand Up @@ -3430,7 +3430,7 @@ def test_udt():
[0, 0], [0, 1], np.array([(0, 0), (1, 2)], dtype=record_dtype), nrows=2, ncols=2, dtype=udt
)
assert A.isequal(expected)
A[:, :] = 0
A << 0
zeros = Matrix.from_values([0, 0, 1, 1], [0, 1, 0, 1], 0, dtype=udt)
assert A.isequal(zeros)
A(A.S)[:, :] = 1
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6 changes: 6 additions & 0 deletions graphblas/tests/test_vector.py
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Expand Up @@ -1990,6 +1990,12 @@ def test_udt():
v[:] = 1
w[:] = np.array([1, 1, 1], dtype=np.uint8)
assert v.isequal(w)
v[:] = 0
v << 1
assert v.isequal(w)
v[:] = 0
v << (1, 1, 1)
assert v.isequal(w)

indices, values = v.to_values()
assert_array_equal(values, np.ones((2, 3), dtype=np.uint16))
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