add pytket.circuit_library module (#996)

pytket/pytket/circuit_library/__init__.py

@@ -0,0 +1,102 @@
+# Copyright 2019-2023 Cambridge Quantum Computing
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from pytket._tket.circuit_library import (
+    _BRIDGE_using_CX_0,
+    _BRIDGE_using_CX_1,
+    _CX_using_TK2,
+    _TK2_using_CX,
+    _TK2_using_CX_and_swap,
+    _approx_TK2_using_1xCX,
+    _approx_TK2_using_2xCX,
+    _TK2_using_3xCX,
+    _CX_using_flipped_CX,
+    _CX_using_ECR,
+    _CX_using_ZZMax,
+    _CX_using_ZZPhase,
+    _CX_using_XXPhase_0,
+    _CX_using_XXPhase_1,
+    _CX_VS_CX_reduced,
+    _CX_V_CX_reduced,
+    _CX_S_CX_reduced,
+    _CX_V_S_XC_reduced,
+    _CX_S_V_XC_reduced,
+    _CX_XC_reduced,
+    _SWAP_using_CX_0,
+    _SWAP_using_CX_1,
+    _two_Rz1,
+    _X1_CX,
+    _Z0_CX,
+    _CCX_modulo_phase_shift,
+    _CCX_normal_decomp,
+    _C3X_normal_decomp,
+    _C4X_normal_decomp,
+    _ladder_down,
+    _ladder_down_2,
+    _ladder_up,
+    _X,
+    _CX,
+    _CCX,
+    _BRIDGE,
+    _H_CZ_H,
+    _CZ_using_CX,
+    _CY_using_CX,
+    _CH_using_CX,
+    _CV_using_CX,
+    _CVdg_using_CX,
+    _CSX_using_CX,
+    _CSXdg_using_CX,
+    _CSWAP_using_CX,
+    _ECR_using_CX,
+    _ZZMax_using_CX,
+    _CRz_using_TK2,
+    _CRz_using_CX,
+    _CRx_using_TK2,
+    _CRx_using_CX,
+    _CRy_using_TK2,
+    _CRy_using_CX,
+    _CU1_using_TK2,
+    _CU1_using_CX,
+    _CU3_using_CX,
+    _ISWAP_using_TK2,
+    _ISWAP_using_CX,
+    _XXPhase_using_TK2,
+    _XXPhase_using_CX,
+    _YYPhase_using_TK2,
+    _YYPhase_using_CX,
+    _ZZPhase_using_TK2,
+    _ZZPhase_using_CX,
+    _TK2_using_ZZPhase,
+    _TK2_using_ZZPhase_and_swap,
+    _TK2_using_TK2_or_swap,
+    _approx_TK2_using_1xZZPhase,
+    _approx_TK2_using_2xZZPhase,
+    _TK2_using_ZZMax,
+    _TK2_using_ZZMax_and_swap,
+    _XXPhase3_using_TK2,
+    _XXPhase3_using_CX,
+    _ESWAP_using_TK2,
+    _ESWAP_using_CX,
+    _FSim_using_TK2,
+    _FSim_using_CX,
+    _PhasedISWAP_using_TK2,
+    _PhasedISWAP_using_CX,
+    _NPhasedX_using_PhasedX,
+    _TK2_using_normalised_TK2,
+    _TK1_to_PhasedXRz,
+    _TK1_to_RzRx,
+    _TK1_to_RzH,
+    _TK1_to_RzSX,
+    _TK1_to_TK1,
+)

pytket/tests/passes_serialisation_test.py

@@ -24,7 +24,7 @@
 from pytket.predicates import Predicate
 from pytket.architecture import Architecture
 from pytket.placement import Placement, GraphPlacement
-import pytket._tket.circuit_library as _library
+import pytket.circuit_library as _library
 
 from pytket.passes import (
     BasePass,

pytket/tests/transform_test.py

@@ -19,7 +19,7 @@
 import sympy
 
 from pytket.circuit import Circuit, OpType, PauliExpBox, Node, Qubit
-import pytket._tket.circuit_library as _library
+import pytket.circuit_library as _library
 from pytket.pauli import Pauli
 from pytket.passes import (
     RemoveRedundancies,