- Fix an exception failure when getting historical data
- Fix a delegate error caused by API version upgrade.
- When querying historical bar data, use the mid-price field for both FX and precious metal spot.
- Replace pytz library with zoneinfo.
- Adjust the installation script setup.cfg to add Python version restriction.
- Added support for index ticker data
- Add support for CAD currency type.
- Add support for Shanghai Stock Exchange, Shenzhen Stock Exchange, American Stock Exchange, Toronto Stock Exchange.
- Adjust the way of assigning the interface name when initializing the interface.