Search results

"parameterizable" decorator

area/parametersparameter resolution, parameterized gates, operationsparameter resolution, parameterized gates, operations

good first issueThis issue can be resolved by someone who is not familiar with the codebase. A good starting issue.This issue can be resolved by someone who is not familiar with the codebase. A good starting issue.

kind/design-issueA conversation around designA conversation around design

no QC knowledge neededWant to contribute to Cirq, but don't know quantum computing? This issue is for you.Want to contribute to Cirq, but don't know quantum computing? This issue is for you.

Status: Open.

Enhancement

#7446 In quantumlib/Cirq;

· daxfohl opened on Jun 28, 2025

DecompositionContext is never None

good first issueThis issue can be resolved by someone who is not familiar with the codebase. A good starting issue.This issue can be resolved by someone who is not familiar with the codebase. A good starting issue.

no QC knowledge neededWant to contribute to Cirq, but don't know quantum computing? This issue is for you.Want to contribute to Cirq, but don't know quantum computing? This issue is for you.

triage/acceptedA consensus emerged that this bug report, feature request, or other action should be worked onA consensus emerged that this bug report, feature request, or other action should be worked on

Status: Open.

#7384 In quantumlib/Cirq;

· daxfohl opened on May 29, 2025

Investigate Possible Numerical Instability in 2q and 3q analytical decompositions

kind/bug-reportSomething doesn't seem to work.Something doesn't seem to work.

no QC knowledge neededWant to contribute to Cirq, but don't know quantum computing? This issue is for you.Want to contribute to Cirq, but don't know quantum computing? This issue is for you.

triage/acceptedA consensus emerged that this bug report, feature request, or other action should be worked onA consensus emerged that this bug report, feature request, or other action should be worked on

triage/needs-more-evidence[Feature requests] Seems plausible, but maintainers are not convinced about the use cases yet[Feature requests] Seems plausible, but maintainers are not convinced about the use cases yet

Status: Open.

#6770 In quantumlib/Cirq;

· NoureldinYosri opened on Oct 15, 2024

Automate stable release workflow

area/releases

good first issueThis issue can be resolved by someone who is not familiar with the codebase. A good starting issue.This issue can be resolved by someone who is not familiar with the codebase. A good starting issue.

kind/healthFor CI/testing/release process/refactoring/technical debt itemsFor CI/testing/release process/refactoring/technical debt items

no QC knowledge neededWant to contribute to Cirq, but don't know quantum computing? This issue is for you.Want to contribute to Cirq, but don't know quantum computing? This issue is for you.

triage/acceptedA consensus emerged that this bug report, feature request, or other action should be worked onA consensus emerged that this bug report, feature request, or other action should be worked on

Status: Open.

#6628 In quantumlib/Cirq;

· NoureldinYosri opened on May 31, 2024

 ·  

2025-T6: Code health and project maintenance

Update produce-package.sh script

complexity/lowintroduces/modifies 1-2 concepts, should take 1-2 days max for an advanced contributorintroduces/modifies 1-2 concepts, should take 1-2 days max for an advanced contributor

kind/healthFor CI/testing/release process/refactoring/technical debt itemsFor CI/testing/release process/refactoring/technical debt items

no QC knowledge neededWant to contribute to Cirq, but don't know quantum computing? This issue is for you.Want to contribute to Cirq, but don't know quantum computing? This issue is for you.

priority/before-1.6Finish before the Cirq 1.6 releaseFinish before the Cirq 1.6 release

triage/acceptedA consensus emerged that this bug report, feature request, or other action should be worked onA consensus emerged that this bug report, feature request, or other action should be worked on

Status: Open.

#6623 In quantumlib/Cirq;

· pavoljuhas opened on May 30, 2024

 ·  

2025-T6: Code health and project maintenance

Cherry-pick updates of CI check scripts from qualtran

complexity/lowintroduces/modifies 1-2 concepts, should take 1-2 days max for an advanced contributorintroduces/modifies 1-2 concepts, should take 1-2 days max for an advanced contributor

kind/healthFor CI/testing/release process/refactoring/technical debt itemsFor CI/testing/release process/refactoring/technical debt items

no QC knowledge neededWant to contribute to Cirq, but don't know quantum computing? This issue is for you.Want to contribute to Cirq, but don't know quantum computing? This issue is for you.

triage/acceptedA consensus emerged that this bug report, feature request, or other action should be worked onA consensus emerged that this bug report, feature request, or other action should be worked on

Status: Open.

#6619 In quantumlib/Cirq;

· pavoljuhas opened on May 29, 2024

 ·  

2025-T6: Code health and project maintenance

<code>NoiseModelFromGoogleNoiseProperties</code> should raise an error when simulations use qubits not on the device or an uncompiled circuit

good first issueThis issue can be resolved by someone who is not familiar with the codebase. A good starting issue.This issue can be resolved by someone who is not familiar with the codebase. A good starting issue.

kind/bug-reportSomething doesn't seem to work.Something doesn't seem to work.

no QC knowledge neededWant to contribute to Cirq, but don't know quantum computing? This issue is for you.Want to contribute to Cirq, but don't know quantum computing? This issue is for you.

triage/acceptedA consensus emerged that this bug report, feature request, or other action should be worked onA consensus emerged that this bug report, feature request, or other action should be worked on

Status: Open.

#6608 In quantumlib/Cirq;

· NoureldinYosri opened on May 20, 2024

Support _circuit_diagram_info_protocol_ for customized rendering of tags in circuit diagrams

area/visualization

good first issueThis issue can be resolved by someone who is not familiar with the codebase. A good starting issue.This issue can be resolved by someone who is not familiar with the codebase. A good starting issue.

kind/feature-requestDescribes new functionalityDescribes new functionality

no QC knowledge neededWant to contribute to Cirq, but don't know quantum computing? This issue is for you.Want to contribute to Cirq, but don't know quantum computing? This issue is for you.

triage/acceptedA consensus emerged that this bug report, feature request, or other action should be worked onA consensus emerged that this bug report, feature request, or other action should be worked on

Status: Open.

#6560 In quantumlib/Cirq;

· pavoljuhas opened on Apr 10, 2024

<code>cirq.approx_eq</code> is inconsistent for sets

good for learningFor beginners in QC, this will help picking up some knowledge. Bit harder than "good first issues"For beginners in QC, this will help picking up some knowledge. Bit harder than "good first issues"

good part-time projectA meaty non-urgent issue with a substantial amount of work to be done.A meaty non-urgent issue with a substantial amount of work to be done.

kind/bug-reportSomething doesn't seem to work.Something doesn't seem to work.

no QC knowledge neededWant to contribute to Cirq, but don't know quantum computing? This issue is for you.Want to contribute to Cirq, but don't know quantum computing? This issue is for you.

status/needs-agreed-designWe want to do this, but it needs an agreed upon design before implementationWe want to do this, but it needs an agreed upon design before implementation

triage/acceptedA consensus emerged that this bug report, feature request, or other action should be worked onA consensus emerged that this bug report, feature request, or other action should be worked on

Status: Open.

#6376 In quantumlib/Cirq;

· richrines1 opened on Dec 6, 2023

Fix CI notebook tests for MacOS and Windows

good first issueThis issue can be resolved by someone who is not familiar with the codebase. A good starting issue.This issue can be resolved by someone who is not familiar with the codebase. A good starting issue.

kind/healthFor CI/testing/release process/refactoring/technical debt itemsFor CI/testing/release process/refactoring/technical debt items

no QC knowledge neededWant to contribute to Cirq, but don't know quantum computing? This issue is for you.Want to contribute to Cirq, but don't know quantum computing? This issue is for you.

triage/acceptedA consensus emerged that this bug report, feature request, or other action should be worked onA consensus emerged that this bug report, feature request, or other action should be worked on

Status: Open.

#6336 In quantumlib/Cirq;

· pavoljuhas opened on Oct 31, 2023

 ·  

2025-T6: Code health and project maintenance

Convert incremental coverage scripts to use json coverage report

good first issueThis issue can be resolved by someone who is not familiar with the codebase. A good starting issue.This issue can be resolved by someone who is not familiar with the codebase. A good starting issue.

kind/healthFor CI/testing/release process/refactoring/technical debt itemsFor CI/testing/release process/refactoring/technical debt items

no QC knowledge neededWant to contribute to Cirq, but don't know quantum computing? This issue is for you.Want to contribute to Cirq, but don't know quantum computing? This issue is for you.

triage/acceptedA consensus emerged that this bug report, feature request, or other action should be worked onA consensus emerged that this bug report, feature request, or other action should be worked on

Status: Open.

#6276 In quantumlib/Cirq;

· pavoljuhas opened on Aug 30, 2023

 ·  

2025-T6: Code health and project maintenance

Improve Serialization performance in Cirq

area/json

area/performance

area/serialization

good first issueThis issue can be resolved by someone who is not familiar with the codebase. A good starting issue.This issue can be resolved by someone who is not familiar with the codebase. A good starting issue.

kind/taskA task that's part of a larger effortA task that's part of a larger effort

no QC knowledge neededWant to contribute to Cirq, but don't know quantum computing? This issue is for you.Want to contribute to Cirq, but don't know quantum computing? This issue is for you.

status/needs-agreed-designWe want to do this, but it needs an agreed upon design before implementationWe want to do this, but it needs an agreed upon design before implementation

triage/acceptedA consensus emerged that this bug report, feature request, or other action should be worked onA consensus emerged that this bug report, feature request, or other action should be worked on

Status: Open.

#6110 In quantumlib/Cirq;

· tanujkhattar opened on May 29, 2023

 ·  

2025-T3: Optimize circuit serialization