Raise error not string (#7945)

* ci: Add `B023` to `.flake8` ignores

* refactor: Return `bool`/raise Exception

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* revert: Remove previous branch commit

* Update data_structures/binary_tree/segment_tree_other.py

Co-authored-by: Christian Clauss <[email protected]>

* feat: Apply `__repr__` changes

* chore: Fix failing tests

* [pre-commit.ci] auto fixes from pre-commit.com hooks

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* Update data_structures/binary_tree/segment_tree_other.py

Co-authored-by: Christian Clauss <[email protected]>

* test: Fix doctests

* random.choice(population_score[:N_SELECTED])[0]

* Update basic_string.py

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Co-authored-by: Christian Clauss <[email protected]>