Full support (CI) of Python 3.10 and MongoDB v5.
- Add support for partialFilterExpression to create_index (#784)
- Handle $ in update operations when it is the last field. (#787)
- Drop system collections on drop_database calls. (#788)
- Add support for "number" alias in $type (#757)
- Allow system vars expressions to generate arrays (#619)
- Handle $arrayElementAt applied to $filter
- $pushall $addToSet dollar operand support (#786)
- Fix handling non existent fields and other errors in arithmetic operators and grouping. (#502)
- Add support for allow_disk_use (#780)
- Use class instead of function in patch (#768)
- Make reading documents more thread safe. #694 (#695)
- Patch gridfs without using isinstance. (#761)
- Fix behavior for $type filter on arrays (#756)
- Fix behavior for $type filter on numeric types (#755)
- Make find(projection=...) return copies of the values (#753)
- Add $not as a logic operator (#716)
- Implement $map operator (#738)
- Fix aggregation failing if index does not exists, added test (#646)
- Sublist candidate handling update (#676)
- Make distinct() work with arrays of dicts (#751)
- Add let and array_filters args for update_ methods
- Create the list_collections method on Database
- Keep a client's server info consistent
- Get the server info from an env var
- Keep the server_info value in sync with the CI