backward compatibility

Author: refraction-ray

CHANGELOG.md

@@ -2,6 +2,16 @@
 
 ## Unreleased
 
+### Changed
+
+- Change pytest xdist option in check_all.sh to `-n auto`
+
+### Fixed
+
+- Add `sgates`, `vgates`, `mpogates` and `gate_aliases` back to `BaseCircuit` for backward compatibility
+
+## 0.3.0
+
 ### Added
 
 - Add `device` and `device_move` methods on backend with universal device string representation

check_all.sh

@@ -7,7 +7,7 @@ mypy tensorcircuit
 echo "pylint check"
 pylint tensorcircuit tests examples/*.py
 echo "pytest check"
-pytest -n 4 --cov=tensorcircuit -vv -W ignore::DeprecationWarning
+pytest -n auto --cov=tensorcircuit -vv -W ignore::DeprecationWarning
 echo "sphinx check"
 cd docs && sphinx-build source build/html && sphinx-build source -D language="zh" build/html_cn
 echo "all checks passed, congratulation! 💐"

tensorcircuit/basecircuit.py

@@ -64,6 +64,11 @@ class BaseCircuit:
     inputs: Tensor
     circuit_param: Dict[str, Any]
 
+    sgates = sgates
+    vgates = vgates
+    mpogates = mpogates
+    gate_aliases = gate_aliases
+
     @staticmethod
     def all_zero_nodes(n: int, d: int = 2, prefix: str = "qb-") -> List[tn.Node]:
         l = [0.0 for _ in range(d)]

tests/test_gates.py

@@ -42,6 +42,10 @@ def test_iswap_gate():
     np.testing.assert_allclose(t, np.eye(4).reshape([2, 2, 2, 2]), atol=1e-5)
 
 
+def test_gate_list():
+    assert tc.Circuit.sgates == tc.basecircuit.sgates
+
+
 def test_controlled():
     xgate = tc.gates.x
     cxgate = xgate.controlled()