* progress

* Fixed logic error

* Some tests are still failing

* Passed all tests

* Fixed errors in logic

* Fixed linting issues

* Minor adjustments

* Further improvements in code structure

* Final changes for review

* Updated

* Added more tests

* Add a test to check nested filters

* Minor changes

* Fix bugs and add docstrings

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Co-authored-by: Amna Mubashar <[email protected]>