154 lines
5.5 KiB
Plaintext
154 lines
5.5 KiB
Plaintext
---
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title: BaseBackend
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description: API reference for qiskit.providers.BaseBackend
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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.providers.BaseBackend
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---
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<span id="qiskit-providers-basebackend" />
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# qiskit.providers.BaseBackend
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<Class id="qiskit.providers.BaseBackend" isDedicatedPage={true} github="https://github.com/qiskit/qiskit/tree/stable/0.16/qiskit/providers/basebackend.py" signature="BaseBackend(configuration, provider=None)" modifiers="class">
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Legacy Base class for backends.
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Base class for backends.
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This method should initialize the module and its configuration, and raise an exception if a component of the module is not available.
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**Parameters**
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* **configuration** ([*BackendConfiguration*](qiskit.providers.models.BackendConfiguration "qiskit.providers.models.BackendConfiguration")) – backend configuration
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* **provider** ([*BaseProvider*](qiskit.providers.BaseProvider "qiskit.providers.BaseProvider")) – provider responsible for this backend
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**Raises**
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**QiskitError** – if an error occurred when instantiating the backend.
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### \_\_init\_\_
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<Function id="qiskit.providers.BaseBackend.__init__" signature="__init__(configuration, provider=None)" modifiers="abstract">
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Base class for backends.
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This method should initialize the module and its configuration, and raise an exception if a component of the module is not available.
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**Parameters**
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* **configuration** ([*BackendConfiguration*](qiskit.providers.models.BackendConfiguration "qiskit.providers.models.BackendConfiguration")) – backend configuration
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* **provider** ([*BaseProvider*](qiskit.providers.BaseProvider "qiskit.providers.BaseProvider")) – provider responsible for this backend
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**Raises**
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**QiskitError** – if an error occurred when instantiating the backend.
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</Function>
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## Methods
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| | |
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| ------------------------------------------------------------------------------------------------------------------------ | --------------------------------- |
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| [`__init__`](#qiskit.providers.BaseBackend.__init__ "qiskit.providers.BaseBackend.__init__")(configuration\[, provider]) | Base class for backends. |
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| [`configuration`](#qiskit.providers.BaseBackend.configuration "qiskit.providers.BaseBackend.configuration")() | Return the backend configuration. |
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| [`name`](#qiskit.providers.BaseBackend.name "qiskit.providers.BaseBackend.name")() | Return the backend name. |
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| [`properties`](#qiskit.providers.BaseBackend.properties "qiskit.providers.BaseBackend.properties")() | Return the backend properties. |
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| [`provider`](#qiskit.providers.BaseBackend.provider "qiskit.providers.BaseBackend.provider")() | Return the backend Provider. |
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| [`run`](#qiskit.providers.BaseBackend.run "qiskit.providers.BaseBackend.run")(qobj) | Run a Qobj on the the backend. |
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| [`status`](#qiskit.providers.BaseBackend.status "qiskit.providers.BaseBackend.status")() | Return the backend status. |
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| [`version`](#qiskit.providers.BaseBackend.version "qiskit.providers.BaseBackend.version")() | Return the backend version. |
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### configuration
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<Function id="qiskit.providers.BaseBackend.configuration" signature="configuration()">
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Return the backend configuration.
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**Returns**
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the configuration for the backend.
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**Return type**
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[BackendConfiguration](qiskit.providers.models.BackendConfiguration "qiskit.providers.models.BackendConfiguration")
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</Function>
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### name
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<Function id="qiskit.providers.BaseBackend.name" signature="name()">
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Return the backend name.
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**Returns**
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the name of the backend.
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**Return type**
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str
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</Function>
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### properties
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<Function id="qiskit.providers.BaseBackend.properties" signature="properties()">
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Return the backend properties.
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**Returns**
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the configuration for the backend. If the backend does not support properties, it returns `None`.
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**Return type**
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[BackendProperties](qiskit.providers.models.BackendProperties "qiskit.providers.models.BackendProperties")
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</Function>
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### provider
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<Function id="qiskit.providers.BaseBackend.provider" signature="provider()">
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Return the backend Provider.
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**Returns**
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the Provider responsible for the backend.
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**Return type**
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[BaseProvider](qiskit.providers.BaseProvider "qiskit.providers.BaseProvider")
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</Function>
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### run
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<Function id="qiskit.providers.BaseBackend.run" signature="run(qobj)" modifiers="abstract">
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Run a Qobj on the the backend.
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**Parameters**
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**qobj** ([*Qobj*](qiskit.qobj.Qobj "qiskit.qobj.Qobj")) – the Qobj to be executed.
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</Function>
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### status
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<Function id="qiskit.providers.BaseBackend.status" signature="status()">
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Return the backend status.
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**Returns**
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the status of the backend.
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**Return type**
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[BackendStatus](qiskit.providers.models.BackendStatus "qiskit.providers.models.BackendStatus")
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</Function>
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### version
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<Function id="qiskit.providers.BaseBackend.version" signature="version()">
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Return the backend version.
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**Returns**
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the X.X.X version of the backend.
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**Return type**
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str
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</Function>
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</Class>
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