81 lines
4.6 KiB
Plaintext
81 lines
4.6 KiB
Plaintext
---
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title: ChemistryOperator
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description: API reference for qiskit.chemistry.core.ChemistryOperator
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in_page_toc_min_heading_level: 1
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python_api_type: class
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python_api_name: qiskit.chemistry.core.ChemistryOperator
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---
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# qiskit.chemistry.core.ChemistryOperator
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<Class id="qiskit.chemistry.core.ChemistryOperator" isDedicatedPage={true} github="https://github.com/qiskit-community/qiskit-aqua/tree/stable/0.9/qiskit/chemistry/core/chemistry_operator.py" signature="ChemistryOperator" modifiers="class">
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Base class for ChemistryOperator.
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### \_\_init\_\_
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<Function id="qiskit.chemistry.core.ChemistryOperator.__init__" signature="__init__()" modifiers="abstract">
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Initialize self. See help(type(self)) for accurate signature.
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</Function>
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## Methods
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| | |
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| -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------- |
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| [`__init__`](#qiskit.chemistry.core.ChemistryOperator.__init__ "qiskit.chemistry.core.ChemistryOperator.__init__")() | Initialize self. |
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| [`process_algorithm_result`](#qiskit.chemistry.core.ChemistryOperator.process_algorithm_result "qiskit.chemistry.core.ChemistryOperator.process_algorithm_result")(algo\_result) | Takes the algorithm result and processes it as required, e.g. |
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| [`run`](#qiskit.chemistry.core.ChemistryOperator.run "qiskit.chemistry.core.ChemistryOperator.run")(qmolecule) | Convert the qmolecule, according to the ChemistryOperator, into an Operator that can be given to a QuantumAlgorithm |
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## Attributes
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| --------------------------------------------------------------------------------------------------------------------------------- | --------------------- |
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| `INFO_NUM_ORBITALS` | |
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| `INFO_NUM_PARTICLES` | |
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| `INFO_TWO_QUBIT_REDUCTION` | |
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| `INFO_Z2SYMMETRIES` | |
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| [`molecule_info`](#qiskit.chemistry.core.ChemistryOperator.molecule_info "qiskit.chemistry.core.ChemistryOperator.molecule_info") | returns molecule info |
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### molecule\_info
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<Attribute id="qiskit.chemistry.core.ChemistryOperator.molecule_info">
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returns molecule info
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</Attribute>
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### process\_algorithm\_result
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<Function id="qiskit.chemistry.core.ChemistryOperator.process_algorithm_result" signature="process_algorithm_result(algo_result)">
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Takes the algorithm result and processes it as required, e.g. by combination of any parts that were classically computed, for the final result.
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**Parameters**
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**algo\_result** (`Union`\[`dict`, `MinimumEigensolverResult`, `EigensolverResult`]) – Result from algorithm
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**Return type**
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`Union`\[`Tuple`\[`List`\[`str`], `dict`], `MolecularGroundStateResult`, `MolecularExcitedStatesResult`]
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**Returns**
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Final chemistry result computed from the algorithm result
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</Function>
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### run
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<Function id="qiskit.chemistry.core.ChemistryOperator.run" signature="run(qmolecule)" modifiers="abstract">
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Convert the qmolecule, according to the ChemistryOperator, into an Operator that can be given to a QuantumAlgorithm
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**Parameters**
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**qmolecule** ([*QMolecule*](qiskit.chemistry.QMolecule "qiskit.chemistry.QMolecule")) – from a chemistry driver
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**Returns**
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(qubit\_op, aux\_ops)
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**Return type**
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Tuple
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</Function>
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</Class>
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