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Defer the use of nfunc_spec in JAX scalar dispatch #496

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Nov 14, 2023
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Defer the use of nfunc_spec in JAX scalar dispatch #496

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4 changes: 1 addition & 3 deletions pytensor/link/jax/dispatch/scalar.py
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Original file line number Diff line number Diff line change
Expand Up @@ -62,16 +62,14 @@ def check_if_inputs_scalars(node):

@jax_funcify.register(ScalarOp)
def jax_funcify_ScalarOp(op, node, **kwargs):
func_name = op.nfunc_spec[0]

# We dispatch some PyTensor operators to Python operators
# whenever the inputs are all scalars.
are_inputs_scalars = check_if_inputs_scalars(node)
if are_inputs_scalars:
elemwise = elemwise_scalar(op)
if elemwise is not None:
return elemwise

func_name = op.nfunc_spec[0]
if "." in func_name:
jnp_func = functools.reduce(getattr, [jax] + func_name.split("."))
else:
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