v4.0.0

What's Changed

• Version 4 with better open source model support and no langchain by @whitead in https://github.com/whitead/paper-qa/pull/223
• Prevent error loading pdf: Added pymupdf/fitz open to get page count by @ekcomputer in https://github.com/whitead/paper-qa/pull/225
• Removed nest_asyncio by @whitead in https://github.com/whitead/paper-qa/pull/227
• JSON Mode & Callbacks by @whitead in https://github.com/whitead/paper-qa/pull/229
• Removed features that required python 3.11 by @whitead in https://github.com/whitead/paper-qa/pull/230
• Added status info on used contexts by @whitead in https://github.com/whitead/paper-qa/pull/231
• Improved json parsing by @whitead in https://github.com/whitead/paper-qa/pull/232
• Fixed deserialized computed fields issue by @whitead in https://github.com/whitead/paper-qa/pull/233
• Propogated extra props in JSON by @whitead in https://github.com/whitead/paper-qa/pull/235
• Added py.typed metadata file by @jamesbraza in https://github.com/whitead/paper-qa/pull/238
• mypy config update by @jamesbraza in https://github.com/whitead/paper-qa/pull/237
• More verbose comment on Answer.token_counts by @jamesbraza in https://github.com/whitead/paper-qa/pull/240
• Added anthropic LLMs by @whitead in https://github.com/whitead/paper-qa/pull/241
• Adjusted anthropic import by @whitead in https://github.com/whitead/paper-qa/pull/242

New Contributors

• @ekcomputer made their first contribution in https://github.com/whitead/paper-qa/pull/225
• @jamesbraza made their first contribution in https://github.com/whitead/paper-qa/pull/238

Full Changelog: https://github.com/whitead/paper-qa/compare/v3.13.4...v4.0.0