* Enable `bind_map` with `using` declarations.

* style: pre-commit fixes

* Enable directives in bind_vector

* Add tests for bind_ and using directives

* style: pre-commit fixes

* Remove C++17 functions

* Fix test comment

* Add minimal user like map py test

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Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>