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Breaking change in Qiskit 0.45 - Gate.duration setting #732

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Sep 20, 2023

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@1ucian0 1ucian0 commented Sep 20, 2023

The support for singleton gates in Qiskit (see Qiskit/qiskit#10314) does not allow to set some attributes to a gate, like duration. This PR considers that situation.

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This fix looks correct and will maintain compatibility with qiskit < 0.45 while also supporting the singleton gate usage. The other place there will be a potential issue with qiskit 0.45 is on reading qpy. Since the provider package's qpy fork lags behind the upstream qiskit. The easy fix for that is to just not fork (or not use the fork) for reading qpy as the fork is only needed for writing qpy, not reading.

@kt474 kt474 merged commit 5018fa5 into Qiskit:main Sep 20, 2023
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@1ucian0 1ucian0 added this to the 0.8.0 milestone Sep 26, 2023
kt474 added a commit that referenced this pull request Oct 25, 2023
* Update main 0.7.1 (#719)

* Fix typing in `DAGCircuit.apply_operation_back` (#721)

It is not valid typing (per the documentation) to pass `None` to
`DAGCircuit.apply_operation_back` in either the `qargs` or `cargs`
field, though this has been silently accepted previously to support
mistaken code in the Terra schedulers, which this repository has
inherited.

* Update serialization for non-basic types (#715)

* Update json.py

* Update json.py

* Added test for metadata serialization

* added release notes

* Moved test here from qiskit-ibm-runtime (#722)

* Moved here from qiskit-ibm-runtime

* Fixed imports

* Removed code related to Schedule (#724)

* Removed code related to Schedule, qubit_lo_freq, mea_lo_freq, schedule_los

* black and lint

* Returned lines in documentation that were removed by mistake

* Fixed documentation

* Put back range parameters

* Removed auth parameter and migrate method (#727)

* Removed auth parameter and migrate method

* Updated documentation

* black

* Remove `qiskit-ibmq-provider` from `requirements-dev.txt` (#729)

* Remove qiskit-ibmq-provider from requirements-dev.txt

* Remove IBMQ

* Breaking change in Qiskit 0.45 - Gate.duration setting (#732)

* breaking change in Qiskit 0.45

* black

* Bit.index is deprecated since Apr 2021 (#733)

Co-authored-by: Kevin Tian <[email protected]>

* Update hms_to_seconds to support times greater than 1 day (#731)

* Update hms_to_seconds

* add reno

* Add option to no pad idle qubits in scheduling passes (#725)

* Add option to no pad idle qubits in scheduling passes

This commit adds a new flag to the scheduling padding passes,
schedule_idle_qubits, which is used to opt-in to scheduling idle qubits.
By default these passes will only schedule qubits which are active. This
is a change in behavior from before where the previous default is all
qubits were scheduled. This was undesireable because it's adding
uneceesary instructions to the job payload which will need to be
processed which are effectively a no-op. The only real use case for
adding delays to idle wires is visualization, so it's left as an option
to re-enable the previous default.

Fixes #723

Co-authored-by: Thomas Alexander <[email protected]>

* Add missing inline type hint

* Don't put barriers on idle qubits either

* Fix formatting

* Add schedule_idle_qubits to parent constructor

* Reneable padding in control flow

* Omit idle qubits in control flow

* Run black

---------

Co-authored-by: Thomas Alexander <[email protected]>
Co-authored-by: Diego Ristè <[email protected]>
Co-authored-by: Kevin Tian <[email protected]>

* Update test_jobs_filter (#738)

* readjust test_convert_id_to_delay (#739)

* readjust test_convert_id_to_delay

* disable not-context-manager

* duplicated entry

* Exceptions should inherit from Terra where suitable (#741)

* Changed inheritance of exception classes

* Changed error type

* Support method job.properties() (#742)

* Implemented job.properties() method

* release note

* Updated documentation

* Improved the tests

---------

Co-authored-by: Kevin Tian <[email protected]>

* Use job creation date when returning backend properties in `job.properties()` (#746)

* use job creation date in properties

* add reno

* remove datetime param

* update test_job_backend_properties (#747)

* Support shots as np.int64 (#744)

* Fixed bug where shots defined as np.number

* Added test

* black

* add reno

---------

Co-authored-by: Kevin Tian <[email protected]>

* use qpy.load from terra (#751)

* remove print statement in test (#752)

* Prepare release 0.7.1 (#753)

* Update main branch 0.7.2 (#754)

* migrate pypi trusted publisher (#750)

---------

Co-authored-by: Jake Lishman <[email protected]>
Co-authored-by: ItamarGoldman <[email protected]>
Co-authored-by: merav-aharoni <[email protected]>
Co-authored-by: Luciano Bello <[email protected]>
Co-authored-by: Matthew Treinish <[email protected]>
Co-authored-by: Thomas Alexander <[email protected]>
Co-authored-by: Diego Ristè <[email protected]>
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3 participants