v2026.2.18

2026.2.18

• Drop Python 3.9 and 3.10 support.
• Deprecate delete_removed_files from ScratchDir (#762, @DanielYang59)
• Support JSON lines in load/dumpfn (#770, @esoteric-ephemera)
• Remove dev-facing task dependency group, merge into maintain (#771, @DanielYang59)
• Fix pandas DataFrame type check for pandas 3 (#773, @DanielYang59)
• ScratchDir: warn for copy-back race when overwriting newer file (#759, @DanielYang59)
• Remove deprecated behavior: zopen no longer allows default/implicit text/binary mode; allow mode as positional argument (#752, @DanielYang59)
• Include size when encoding torch tensor in JSON; release <3.13 pin for pint and torch (#755, @DanielYang59)
• Better return type annotation for zopen (#757, @DanielYang59)
• Deprecate copy_r in favor of shutil.copytree(src, dst, dirs_exist_ok=True) (#761, @DanielYang59)

v2025.3.3

2025.3.3

• Move Partial Serialization out of MSONable (@jmmshn)

v2025.1.9

2025.1.9

• Re-add python 3.9 support

v2025.1.3

2025.1.3

• Drop deadline warning in dev.deprecated
• allow strict="skip" for jsanitize

v2024.12.10

2024.12.10

• zopen changes: forbid implicit binary/text mode, signature change, default UTF-8 encoding in text mode, drop .z
  support after one-year. (@DanielYang59)
• Add support for extended JSON to MontyDecoder (@esoteric-ephemera)
• Fix jsanitize when recursive_msonable=True (@Andrew-S-Rosen)
• Fix custom dict overriding in collections (@DanielYang59)

v2024.10.21

2024.10.21

• Lazily import torch/pydantic in json module, speedup from monty.json import by 10x (@DanielYang59)
• Fix missing monty.os package. (@eamanu)
• Fix zpath when passing pathlib.Path (@janosh)

v2024.7.29

2024.7.29

• Fix line ending in reverse_readfile/readline in Windows (@DanielYang59)
• Add missing functools.wraps decorator to deprecated decorator and handle dataclass properly (@DanielYang59)
• Add pint Quantity support to JSON (@rkingsbury)

v2024.7.12

2024.6.12

• Make cached_class decorated classes picklable (@janosh)
• deprecated decorator allow replacement as string (@DanielYang59)
• Fix (de)serialization datetime with timezone information (@DanielYang59)

v2024.5.24

2024.5.24

• Fix serious regression introduced in list_strings (@gmatteo)
• Extend dev.deprecated to decorate classes and improve message (@DanielYang59)

v2024.5.15

2024.5.15

• Reimplemented support for pickle in MSONAble. (@matthewcarbone)