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Fix overly strict check in local_pow_specialize rewrite #402

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Merged
merged 1 commit into from
Jul 27, 2023
Merged

Fix overly strict check in local_pow_specialize rewrite #402

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7 changes: 3 additions & 4 deletions pytensor/tensor/rewriting/math.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2072,11 +2072,10 @@ def local_pow_specialize(fgraph, node):
if np.all(y == -2):
rval = [reciprocal(sqr(xsym))]
if rval:
if not rval[0].type.broadcastable == node.outputs[0].type.broadcastable:
return None
rval[0] = cast(rval[0], odtype)
assert rval[0].type.is_super(node.outputs[0].type), (
rval[0].type,
node.outputs[0].type,
)
assert rval[0].type.dtype == node.outputs[0].type.dtype
return rval
else:
return False
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