• Fixed test assertion helpers for pandas 3.1 index frequency compatibility (PR #512)
• Fixed the ASX 2011 Easter Tuesday closure and weekend-eve early closes (PR #511)
• Treated the 2025-01-09 Carter National Day of Mourning as an early close on CME Agriculture (PR #493)
• Corrected CME Globex holiday closes across product calendars based on traded bars (PR #494)
• Added missing HKEX closures: the 2021-04-06 Easter Monday / Ching Ming overlap and typhoon closures on 2020-10-13, 2021-10-13 and 2024-09-06 (PR #495)
• Corrected historical TSX session dates (PR #496)
• Made IEX inherit NYSE holidays and early closes (PR #497)
• Kept the FX calendar closed over the weekend until Sunday evening (PR #501)
• Made EUREX close on 24 and 31 December and stopped rolling weekend Christmas holidays (PR #502)
• Treated UK Easter Monday and Boxing Day as early closes rather than full closes on SIFMA JP (PR #503)
• Added mainland China futures exchange calendars (SHFE, INE, DCE, CZCE, GFEX, CFFEX) (PR #505)
• Normalized schedule input dates at every datetime resolution, not just nanoseconds (PR #504)
• Restored Cboe Christmas Eve early closes (PR #513)
• Closed XTKS on 14 national holidays between 1990 and 1996 (PR #514)
• Raised the minimum pandas version to 2.3 (PR #515)
• Added Python 3.15 support (PR #515)
• Removed pandas 3.1 deprecation warnings from the library and tests (PR #515)
• Removed legacy pandas and Python compatibility code and resolved Ruff findings (PR #516)