(*1 February 2021*)
**Notable [changes](https://github.com/mikeqfu/pyhelpers/compare/1.2.9...1.2.10) since [1.2.9](https://pypi.org/project/pyhelpers/1.2.9/):**
- Improved the following functions/method with bug fixes to:
- [np_preferences()](https://github.com/mikeqfu/pyhelpers/commit/ca9ba36da9671593adb752f2301debcf03beb99c#diff-8e1ccefca5009c849b1e96129b63e9dc483acfa1049605b6872c49e549d71793R15) in the module [settings](https://github.com/mikeqfu/pyhelpers/blob/9b858f42e2fca0770589ad6fb93a981b432d20a5/pyhelpers/settings.py);
- [save_multiple_spreadsheets()](https://github.com/mikeqfu/pyhelpers/commit/b96306545986a1c2763afb1aadcaf867695537b9#diff-5be4770b2702d34ea60ff69d076c06b6311d2de302323f4313f5829f857e7607R311) in the module [store](https://github.com/mikeqfu/pyhelpers/blob/9b858f42e2fca0770589ad6fb93a981b432d20a5/pyhelpers/store.py);
- [PostgreSQL.read_sql_query()](https://github.com/mikeqfu/pyhelpers/commit/5a8f251b570f0877d117251ec3e3408dba648398) in the module [sql](https://github.com/mikeqfu/pyhelpers/blob/9b858f42e2fca0770589ad6fb93a981b432d20a5/pyhelpers/sql.py).
- Added new functions/methods:
- [eval_dtype()](https://github.com/mikeqfu/pyhelpers/commit/3e81a060b6ff967a93a47934f023a73b1e5ff79a#diff-9266f224c0227114f50836ba656288a96bd7cca831301fe025c5a7cf9f4ab45aR116), [swap_cols()](https://github.com/mikeqfu/pyhelpers/commit/8112735f33491ff91dfa5dc0564bda1f16e92b93#diff-9266f224c0227114f50836ba656288a96bd7cca831301fe025c5a7cf9f4ab45aR593) and [swap_rows()](https://github.com/mikeqfu/pyhelpers/commit/8112735f33491ff91dfa5dc0564bda1f16e92b93#diff-9266f224c0227114f50836ba656288a96bd7cca831301fe025c5a7cf9f4ab45aR635) to the module [ops](https://github.com/mikeqfu/pyhelpers/blob/9b858f42e2fca0770589ad6fb93a981b432d20a5/pyhelpers/ops.py);
- [get_rectangle_centroid()](https://github.com/mikeqfu/pyhelpers/commit/bf248d6e1352f5d83e009d68189926bf6cfc4a03) to the module [geom](https://github.com/mikeqfu/pyhelpers/blob/9b858f42e2fca0770589ad6fb93a981b432d20a5/pyhelpers/geom.py);
- [.list_table_names()](https://github.com/mikeqfu/pyhelpers/commit/958942476652ca6202180ad6fd9c5eb8dfd72f22#diff-c615ea7745f60e95fd1c84af5ceaa8453c550332f69ad7fa84a50053bdb91dbaR936) and [.alter_table_schema()](https://github.com/mikeqfu/pyhelpers/commit/958942476652ca6202180ad6fd9c5eb8dfd72f22#diff-c615ea7745f60e95fd1c84af5ceaa8453c550332f69ad7fa84a50053bdb91dbaR995) to the class [PostgreSQL](https://github.com/mikeqfu/pyhelpers/blob/958942476652ca6202180ad6fd9c5eb8dfd72f22/pyhelpers/sql.py#L54) in the module [sql](https://github.com/mikeqfu/pyhelpers/blob/9b858f42e2fca0770589ad6fb93a981b432d20a5/pyhelpers/sql.py).
**For more information and detailed specifications, check out [PyHelpers 1.2.10 documentation](https://pyhelpers.readthedocs.io/en/1.2.10/).**
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