Move GateTabulation and friends to cirq-core as requested in #4461

cirq-core/cirq/__init__.py

@@ -348,9 +348,11 @@
     single_qubit_op_to_framed_phase_form,
     stratified_circuit,
     SynchronizeTerminalMeasurements,
+    two_qubit_gate_product_tabulation,
     two_qubit_matrix_to_operations,
     two_qubit_matrix_to_diagonal_and_operations,
     two_qubit_matrix_to_sqrt_iswap_operations,
+    TwoQubitGateTabulation,
     three_qubit_matrix_to_operations,
 )
 

cirq-core/cirq/json_resolver_cache.py

@@ -143,6 +143,7 @@ def _parallel_gate_op(gate, qubits):
         'TaggedOperation': cirq.TaggedOperation,
         'TiltedSquareLattice': cirq.TiltedSquareLattice,
         'TrialResult': cirq.Result,  # keep support for Cirq < 0.11.
+        'TwoQubitGateTabulation': cirq.TwoQubitGateTabulation,
         'Result': cirq.Result,
         'Rx': cirq.Rx,
         'Ry': cirq.Ry,

cirq-core/cirq/optimizers/__init__.py

@@ -96,6 +96,12 @@
     two_qubit_matrix_to_operations,
     two_qubit_matrix_to_diagonal_and_operations,
 )
+
+from cirq.optimizers.two_qubit_gate_compilation import (
+    two_qubit_gate_product_tabulation,
+    TwoQubitGateTabulation,
+)
+
 from cirq.optimizers.two_qubit_to_sqrt_iswap import (
     two_qubit_matrix_to_sqrt_iswap_operations,
 )