…ethods. (#6275)

* Add caching to value_equality_values decorator for auto generated methods.

* Fix pylint and formatting errors

* Address nits, fix bugs and make PauliSum unhashable

…sequences and not exact elements (#6280)

…[Register, ...]` (#6278)

* Delete SelectionRegisters and replace uses of Registers with Tuple[Register, ...]

* Add type ignore to fix mypy error

* Address Matt's comments

…ion timing (#6253)

* Changed FakeQuantumRunStream to support arbitrary response and exception timing

* Fixed type errors and task got bad yield errors

* Fixed more type errors and replaced anext() calls

* Addressed maffoo's comments

* Add a signal to stop the request iterator

* Make request_queue local to asyncio coroutines

* Added missing raises docstring

* Addressed maffoo's comments

* Addressed maffoo's nits

* Fix failing stream_manager_test after merging

* Fix format

* add to ionq code owners

* pass tests

* Fix matplotlib typing

matplotlib 3.8.0 was released this week and included typing hints.
This fixes the resulting CI breakages.

* Fix issues.

* formatting

* Change to seaborn v0_8

- quirk_url_to_circuit and quirk_json_to_circuit had weird
HTML in them.
- concat_ragged had a bunch of pre tags in the output.

I believe these changes fix the markdown generation.

Review: @NoureldinYosri

* Try to make docstring render correctly

Docstring does not render correctly on the website: https://quantumai.google/reference/python/cirq/GeneralizedAmplitudeDampingChannel

* Add registry sweep documentation to cirq_google

- Add some simple documentation on how to use registry sweeps
to cirq_google's device page (currently public but not linked to from
table of contents)

* Do not allow creating registers with bitsize 0

* Fix mypy errors

Co-authored-by: Tanuj Khattar <tanujkhattar@google.com>

… in Qualtran (#6300)

* Rename cirq_ft.Registers to cirq_ft.Signature to match data types in Qualtran

* Fix coverage tests

---------

Co-authored-by: Fionn Malone <fmalone@google.com>

…ike Qualtran (#6302)

* Change signature of  gate to use directional registers like Qualtran

* Remove debug prints