* Support use nested=None(`transaction(db.session, nested=None)`) to avoid bug from `flask_sqlalchemy.models_committed` signal.
2.2.2
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* Refactor tpl: Auto nested blueprint. * Refactor tpl: ping and options api were merged into tools. * Enhance teardown_method in test: auto handle deps when delete table. * Fix some typo.
2.2.1
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* Add `err_handler.HobbitException`: Base class for all hobbitcore-related errors.
2.2.0
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* Support Python 3.10.
2.1.1
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* Add util `bulk_create_or_update_on_duplicate`, support MySQL and postgreSQL.
2.1.0
* This filename has already been used (Wrong file pushed to pypi.org).