325 lines
11 KiB
Plaintext
325 lines
11 KiB
Plaintext
---
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title: FakeMumbaiV2
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description: API reference for qiskit.providers.fake_provider.FakeMumbaiV2
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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.fake_provider.FakeMumbaiV2
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---
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# FakeMumbaiV2
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<Class id="qiskit.providers.fake_provider.FakeMumbaiV2" isDedicatedPage={true} github="https://github.com/qiskit/qiskit/tree/stable/0.23/qiskit/providers/fake_provider/backends/mumbai/fake_mumbai.py" signature="FakeMumbaiV2" modifiers="class">
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Bases: `qiskit.providers.fake_provider.fake_backend.FakeBackendV2`
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A fake 27 qubit backend.
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FakeBackendV2 initializer.
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## Methods
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### acquire\_channel
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<Function id="qiskit.providers.fake_provider.FakeMumbaiV2.acquire_channel" signature="FakeMumbaiV2.acquire_channel(qubit)">
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Return the acquisition channel for the given qubit.
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This is required to be implemented if the backend supports Pulse scheduling.
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**Returns**
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The Qubit measurement acquisition line.
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**Return type**
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[AcquireChannel](qiskit.pulse.channels.AcquireChannel "qiskit.pulse.channels.AcquireChannel")
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</Function>
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### control\_channel
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<Function id="qiskit.providers.fake_provider.FakeMumbaiV2.control_channel" signature="FakeMumbaiV2.control_channel(qubits)">
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Return the secondary drive channel for the given qubit
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This is typically utilized for controlling multiqubit interactions. This channel is derived from other channels.
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This is required to be implemented if the backend supports Pulse scheduling.
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**Parameters**
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**qubits** (`Iterable`\[`int`]) – Tuple or list of qubits of the form `(control_qubit, target_qubit)`.
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**Returns**
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The multi qubit control line.
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**Return type**
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List\[[ControlChannel](qiskit.pulse.channels.ControlChannel "qiskit.pulse.channels.ControlChannel")]
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</Function>
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### drive\_channel
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<Function id="qiskit.providers.fake_provider.FakeMumbaiV2.drive_channel" signature="FakeMumbaiV2.drive_channel(qubit)">
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Return the drive channel for the given qubit.
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This is required to be implemented if the backend supports Pulse scheduling.
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**Returns**
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The Qubit drive channel
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**Return type**
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[DriveChannel](qiskit.pulse.channels.DriveChannel "qiskit.pulse.channels.DriveChannel")
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</Function>
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### measure\_channel
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<Function id="qiskit.providers.fake_provider.FakeMumbaiV2.measure_channel" signature="FakeMumbaiV2.measure_channel(qubit)">
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Return the measure stimulus channel for the given qubit.
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This is required to be implemented if the backend supports Pulse scheduling.
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**Returns**
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The Qubit measurement stimulus line
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**Return type**
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[MeasureChannel](qiskit.pulse.channels.MeasureChannel "qiskit.pulse.channels.MeasureChannel")
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</Function>
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### qubit\_properties
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<Function id="qiskit.providers.fake_provider.FakeMumbaiV2.qubit_properties" signature="FakeMumbaiV2.qubit_properties(qubit)">
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Return QubitProperties for a given qubit.
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If there are no defined or the backend doesn’t support querying these details this method does not need to be implemented.
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**Parameters**
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**qubit** (`Union`\[`int`, `List`\[`int`]]) – The qubit to get the `QubitProperties` object for. This can be a single integer for 1 qubit or a list of qubits and a list of `QubitProperties` objects will be returned in the same order
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**Returns**
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The [`QubitProperties`](qiskit.providers.QubitProperties "qiskit.providers.QubitProperties") object for the specified qubit. If a list of qubits is provided a list will be returned. If properties are missing for a qubit this can be `None`.
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**Return type**
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qubit\_properties
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**Raises**
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**NotImplementedError** – if the backend doesn’t support querying the qubit properties
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</Function>
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### run
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<Function id="qiskit.providers.fake_provider.FakeMumbaiV2.run" signature="FakeMumbaiV2.run(run_input, **options)">
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Run on the fake backend using a simulator.
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This method runs circuit jobs (an individual or a list of QuantumCircuit ) and pulse jobs (an individual or a list of Schedule or ScheduleBlock) using BasicAer or Aer simulator and returns a [`Job`](qiskit.providers.Job "qiskit.providers.Job") object.
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If qiskit-aer is installed, jobs will be run using AerSimulator with noise model of the fake backend. Otherwise, jobs will be run using BasicAer simulator without noise.
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Currently noisy simulation of a pulse job is not supported yet in FakeBackendV2.
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**Parameters**
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* **run\_input** ([*QuantumCircuit*](qiskit.circuit.QuantumCircuit "qiskit.circuit.QuantumCircuit") *or*[*Schedule*](qiskit.pulse.Schedule "qiskit.pulse.Schedule") *or*[*ScheduleBlock*](qiskit.pulse.ScheduleBlock "qiskit.pulse.ScheduleBlock") *or list*) – An individual or a list of `ScheduleBlock`, or [`Schedule`](qiskit.pulse.Schedule "qiskit.pulse.Schedule") objects to run on the backend.
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* **options** – Any kwarg options to pass to the backend for running the config. If a key is also present in the options attribute/object then the expectation is that the value specified will be used instead of what’s set in the options object.
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**Returns**
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The job object for the run
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**Return type**
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[Job](qiskit.providers.Job "qiskit.providers.Job")
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**Raises**
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* **QiskitError** – If a pulse job is supplied and qiskit-aer is not
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* **installed.** –
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</Function>
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### set\_options
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<Function id="qiskit.providers.fake_provider.FakeMumbaiV2.set_options" signature="FakeMumbaiV2.set_options(**fields)">
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Set the options fields for the backend
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This method is used to update the options of a backend. If you need to change any of the options prior to running just pass in the kwarg with the new value for the options.
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**Parameters**
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**fields** – The fields to update the options
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**Raises**
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**AttributeError** – If the field passed in is not part of the options
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</Function>
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## Attributes
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### backend\_name
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<Attribute id="qiskit.providers.fake_provider.FakeMumbaiV2.backend_name" attributeValue="'fake_mumbai_v2'" />
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### conf\_filename
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<Attribute id="qiskit.providers.fake_provider.FakeMumbaiV2.conf_filename" attributeValue="'conf_mumbai.json'" />
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### coupling\_map
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<Attribute id="qiskit.providers.fake_provider.FakeMumbaiV2.coupling_map">
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Return the [`CouplingMap`](qiskit.transpiler.CouplingMap "qiskit.transpiler.CouplingMap") object
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</Attribute>
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### defs\_filename
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<Attribute id="qiskit.providers.fake_provider.FakeMumbaiV2.defs_filename" attributeValue="'defs_mumbai.json'" />
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### dirname
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<Attribute id="qiskit.providers.fake_provider.FakeMumbaiV2.dirname" attributeValue="'/home/runner/work/qiskit/qiskit/.tox/docs/lib/python3.8/site-packages/qiskit/providers/fake_provider/backends/mumbai'" />
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### dt
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<Attribute id="qiskit.providers.fake_provider.FakeMumbaiV2.dt">
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Return the system time resolution of input signals
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This is required to be implemented if the backend supports Pulse scheduling.
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**Returns**
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The input signal timestep in seconds. If the backend doesn’t define `dt` `None` will be returned
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**Return type**
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dt
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</Attribute>
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### dtm
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<Attribute id="qiskit.providers.fake_provider.FakeMumbaiV2.dtm">
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Return the system time resolution of output signals
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**Returns**
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The output signal timestep in seconds.
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**Return type**
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dtm
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</Attribute>
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### instruction\_durations
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<Attribute id="qiskit.providers.fake_provider.FakeMumbaiV2.instruction_durations">
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Return the [`InstructionDurations`](qiskit.transpiler.InstructionDurations "qiskit.transpiler.InstructionDurations") object.
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</Attribute>
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### instruction\_schedule\_map
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<Attribute id="qiskit.providers.fake_provider.FakeMumbaiV2.instruction_schedule_map">
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Return the [`InstructionScheduleMap`](qiskit.pulse.InstructionScheduleMap "qiskit.pulse.InstructionScheduleMap") for the instructions defined in this backend’s target.
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</Attribute>
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### instructions
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<Attribute id="qiskit.providers.fake_provider.FakeMumbaiV2.instructions">
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A list of Instruction tuples on the backend of the form `(instruction, (qubits)`
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**Return type**
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`List`\[`Tuple`\[[`Instruction`](qiskit.circuit.Instruction "qiskit.circuit.instruction.Instruction"), `Tuple`\[`int`]]]
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</Attribute>
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### max\_circuits
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<Attribute id="qiskit.providers.fake_provider.FakeMumbaiV2.max_circuits" />
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### meas\_map
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<Attribute id="qiskit.providers.fake_provider.FakeMumbaiV2.meas_map">
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Return the grouping of measurements which are multiplexed This is required to be implemented if the backend supports Pulse scheduling.
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**Returns**
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The grouping of measurements which are multiplexed
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**Return type**
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meas\_map
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</Attribute>
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### num\_qubits
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<Attribute id="qiskit.providers.fake_provider.FakeMumbaiV2.num_qubits">
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Return the number of qubits the backend has.
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**Return type**
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`int`
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</Attribute>
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### operation\_names
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<Attribute id="qiskit.providers.fake_provider.FakeMumbaiV2.operation_names">
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A list of instruction names that the backend supports.
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**Return type**
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`List`\[`str`]
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</Attribute>
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### operations
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<Attribute id="qiskit.providers.fake_provider.FakeMumbaiV2.operations">
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A list of [`Instruction`](qiskit.circuit.Instruction "qiskit.circuit.Instruction") instances that the backend supports.
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**Return type**
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`List`\[[`Instruction`](qiskit.circuit.Instruction "qiskit.circuit.instruction.Instruction")]
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</Attribute>
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### options
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<Attribute id="qiskit.providers.fake_provider.FakeMumbaiV2.options">
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Return the options for the backend
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The options of a backend are the dynamic parameters defining how the backend is used. These are used to control the [`run()`](qiskit.providers.fake_provider.FakeMumbaiV2#run "qiskit.providers.fake_provider.FakeMumbaiV2.run") method.
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</Attribute>
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### props\_filename
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<Attribute id="qiskit.providers.fake_provider.FakeMumbaiV2.props_filename" attributeValue="'props_mumbai.json'" />
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### provider
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<Attribute id="qiskit.providers.fake_provider.FakeMumbaiV2.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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[Provider](qiskit.providers.Provider "qiskit.providers.Provider")
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</Attribute>
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### target
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<Attribute id="qiskit.providers.fake_provider.FakeMumbaiV2.target">
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A [`qiskit.transpiler.Target`](qiskit.transpiler.Target "qiskit.transpiler.Target") object for the backend.
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**Return type**
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[Target](qiskit.transpiler.Target "qiskit.transpiler.Target")
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</Attribute>
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### version
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<Attribute id="qiskit.providers.fake_provider.FakeMumbaiV2.version" attributeValue="2" />
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</Class>
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