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Make PauliMeasurementGate
respect sign of the pauli observable.
#4836
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CirqBot
merged 2 commits into
quantumlib:master
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tanujkhattar:fix_pauli_measurement_gate
Jan 14, 2022
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89 changes: 50 additions & 39 deletions
89
cirq-core/cirq/protocols/json_test_data/PauliMeasurementGate.json
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -1,42 +1,53 @@ | ||
[{ | ||
"cirq_type": "PauliMeasurementGate", | ||
"observable": [ | ||
{ | ||
"cirq_type": "_PauliX", | ||
"exponent": 1.0, | ||
"global_shift": 0.0 | ||
[ | ||
{ | ||
"cirq_type": "PauliMeasurementGate", | ||
"observable": { | ||
"cirq_type": "DensePauliString", | ||
"pauli_mask": [ | ||
1, | ||
2, | ||
3 | ||
], | ||
"coefficient": { | ||
"cirq_type": "complex", | ||
"real": 1.0, | ||
"imag": 0.0 | ||
} | ||
}, | ||
{ | ||
"cirq_type": "_PauliY", | ||
"exponent": 1.0, | ||
"global_shift": 0.0 | ||
"key": "key" | ||
}, | ||
{ | ||
"cirq_type": "PauliMeasurementGate", | ||
"observable": { | ||
"cirq_type": "DensePauliString", | ||
"pauli_mask": [ | ||
1, | ||
2, | ||
3 | ||
], | ||
"coefficient": { | ||
"cirq_type": "complex", | ||
"real": 1.0, | ||
"imag": 0.0 | ||
} | ||
}, | ||
{ | ||
"cirq_type": "_PauliZ", | ||
"exponent": 1.0, | ||
"global_shift": 0.0 | ||
} | ||
], | ||
"key": "key" | ||
}, | ||
{ | ||
"cirq_type": "PauliMeasurementGate", | ||
"observable": [ | ||
{ | ||
"cirq_type": "_PauliX", | ||
"exponent": 1.0, | ||
"global_shift": 0.0 | ||
"key": "p:q:key" | ||
}, | ||
{ | ||
"cirq_type": "PauliMeasurementGate", | ||
"observable": { | ||
"cirq_type": "DensePauliString", | ||
"pauli_mask": [ | ||
1, | ||
2, | ||
3 | ||
], | ||
"coefficient": { | ||
"cirq_type": "complex", | ||
"real": -1.0, | ||
"imag": 0.0 | ||
} | ||
}, | ||
{ | ||
"cirq_type": "_PauliY", | ||
"exponent": 1.0, | ||
"global_shift": 0.0 | ||
}, | ||
{ | ||
"cirq_type": "_PauliZ", | ||
"exponent": 1.0, | ||
"global_shift": 0.0 | ||
} | ||
], | ||
"key": "p:q:key" | ||
}] | ||
"key": "key" | ||
} | ||
] |
42 changes: 42 additions & 0 deletions
42
cirq-core/cirq/protocols/json_test_data/PauliMeasurementGate.json_inward
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,42 @@ | ||
[{ | ||
"cirq_type": "PauliMeasurementGate", | ||
"observable": [ | ||
{ | ||
"cirq_type": "_PauliX", | ||
"exponent": 1.0, | ||
"global_shift": 0.0 | ||
}, | ||
{ | ||
"cirq_type": "_PauliY", | ||
"exponent": 1.0, | ||
"global_shift": 0.0 | ||
}, | ||
{ | ||
"cirq_type": "_PauliZ", | ||
"exponent": 1.0, | ||
"global_shift": 0.0 | ||
} | ||
], | ||
"key": "key" | ||
}, | ||
{ | ||
"cirq_type": "PauliMeasurementGate", | ||
"observable": [ | ||
{ | ||
"cirq_type": "_PauliX", | ||
"exponent": 1.0, | ||
"global_shift": 0.0 | ||
}, | ||
{ | ||
"cirq_type": "_PauliY", | ||
"exponent": 1.0, | ||
"global_shift": 0.0 | ||
}, | ||
{ | ||
"cirq_type": "_PauliZ", | ||
"exponent": 1.0, | ||
"global_shift": 0.0 | ||
} | ||
], | ||
"key": "p:q:key" | ||
}] |
3 changes: 2 additions & 1 deletion
3
cirq-core/cirq/protocols/json_test_data/PauliMeasurementGate.repr
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -1,5 +1,6 @@ | ||
[ | ||
cirq.PauliMeasurementGate((cirq.X, cirq.Y, cirq.Z), cirq.MeasurementKey(name='key')), | ||
cirq.PauliMeasurementGate((cirq.X, cirq.Y, cirq.Z), cirq.MeasurementKey(path=('p', 'q'), name='key')), | ||
cirq.PauliMeasurementGate(cirq.DensePauliString("XYZ"), cirq.MeasurementKey(path=('p', 'q'), name='key')), | ||
cirq.PauliMeasurementGate(cirq.DensePauliString("XYZ", coefficient=-1), cirq.MeasurementKey(name='key')), | ||
] | ||
|
5 changes: 5 additions & 0 deletions
5
cirq-core/cirq/protocols/json_test_data/PauliMeasurementGate.repr_inward
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,5 @@ | ||
[ | ||
cirq.PauliMeasurementGate((cirq.X, cirq.Y, cirq.Z), cirq.MeasurementKey(name='key')), | ||
cirq.PauliMeasurementGate((cirq.X, cirq.Y, cirq.Z), cirq.MeasurementKey(path=('p', 'q'), name='key')), | ||
] | ||
|
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Nit: can just do [1, -1]