Removal of deprecated property num_ancilla_qubits (#10793)

* Removal: Removing num_ancilla_qubits property from PolynomialPauliRotations class removed function and deprecate_func from polynomial_pauli_rotations.py added release note with upgrade notice * Fixing release note to properly resolve property * Fix release notes Co-authored-by: Matthew Treinish <mtreinish@kortar.org> --------- Co-authored-by: Matthew Treinish <mtreinish@kortar.org>
Qiskit · Sep 7, 2023 · 031c0a2 · 031c0a2
1 parent 59bf15a
commit 031c0a2
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diff --git a/qiskit/circuit/library/arithmetic/polynomial_pauli_rotations.py b/qiskit/circuit/library/arithmetic/polynomial_pauli_rotations.py
@@ -19,7 +19,6 @@
 
 from qiskit.circuit import QuantumRegister, QuantumCircuit
 from qiskit.circuit.exceptions import CircuitError
-from qiskit.utils.deprecation import deprecate_func
 
 from .functional_pauli_rotations import FunctionalPauliRotations
 
@@ -224,16 +223,6 @@ def degree(self) -> int:
             return len(self.coeffs) - 1
         return 0
 
-    @property
-    @deprecate_func(
-        is_property=True,
-        since="0.16.0",
-        additional_msg="Instead, use the property :attr:`~num_ancillas`.",
-    )
-    def num_ancilla_qubits(self):
-        """Deprecated. Use num_ancillas instead."""
-        return self.num_ancillas
-
     def _reset_registers(self, num_state_qubits):
         """Reset the registers."""
         if num_state_qubits is not None:

diff --git a/releasenotes/notes/num-ancilla-qubits-deprecation-d616c3fc24250d22.yaml b/releasenotes/notes/num-ancilla-qubits-deprecation-d616c3fc24250d22.yaml
@@ -0,0 +1,6 @@
+---
+upgrade:
+  - |
+    The property ``num_ancilla_qubits`` from the class :class:`.PolynomialPauliRotations` 
+    has been removed, as deprecated in Qiskit 0.23.0.
+    Instead, use the property :attr:`.PolynomialPauliRotations.num_ancillas`.