Langchain-chatchat

What's Changed
1. 新增功能
* 增加对 png 和 jpg 格式图片的 OCR 识别载入，基于 PaddleOCR 实现【使用前请先确认已卸载detectron2】by zhenkaivip in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/344
* 更新对 pdf 文件的读取方法，支持中英双语，基于 PaddleOCR 实现【使用前请先确认已卸载detectron2】by zhenkaivip in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/344
* 增加允许跨域调用API功能 by hikariming in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/279
* 增加对 MOSS 的支持 by ykk648 in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/317
* 增加传入单个文件与LLM对话接口 by keenzhu

2. 问题修复
* 修复 chatglm 两次初始化的问题 by ykk648 in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/313
* 修复多卡运行时 lora 模型加载问题 by ykk648 and RainGather in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/312 and https://github.com/imClumsyPanda/langchain-ChatGLM/pull/316
* 修复 local_doc_qa.py 中 logger 问题 by RainGather in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/323
* 修复 cli_demo.py 中可能存在无法正常显示流式输出内容的问题 by imClumsyPanda
* 修复 api.py 中可能存在的现有接口运行错误问题 by imClumsyPanda

New Contributors
* hikariming made their first contribution in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/279
* ykk648 made their first contribution in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/313
* RainGather made their first contribution in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/316
* zhenkaivip made their first contribution in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/342

**Full Changelog**: https://github.com/imClumsyPanda/langchain-ChatGLM/compare/v0.1.11...v0.1.12

What's Changed
1. 新增功能
* Web UI 中新增加知识库 Beta 页面，提供知识库名分句、匹配测试 by sysalong in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/302
* 新增基于 Vue 的前端页面 by fxjhello
* 新增 logging 格式日志输出 by changxubo in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/268

2. 问题修复
* 修复默认知识库获取的逻辑 by mokeyish in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/293
* 修复 logger bug by oushu1zhangxiangxuan1 in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/297

New Contributors
* mokeyish made their first contribution in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/293
* oushu1zhangxiangxuan1 made their first contribution in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/297

**Full Changelog**: https://github.com/imClumsyPanda/langchain-ChatGLM/compare/v0.1.10...v0.1.11

What's Changed
1. 新增功能
* 优化针对中文文本字符的分句方式 by imClumsyPanda
* 增加基于语义的分句方式 by cd9807 in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/248
* 支持 Lora 权重加载 by sysalong in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/231
* webui 中增加 Flagging 日志收集问答效果。 by changxubo in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/250
* 更新 INSTALL.md by lenosp in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/223


2. 问题修复
* 修复 similarity_search_with_score_by_vector 函数返回多个文段时的 score 共用了相同结果的错误 by imClumsyPanda
* 修复扩展文档的代码逻辑 by winterggg in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/227
* 修复知识库无法上载，NLTK_DATA_PATH路径错误 by changxubo in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/236
* 完善知识库路径问题，完善api接口 by sysalong in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/245
* 更新 requirements.txt 中 gradio 版本要求，修复知识库下拉框 change 事件获取值不是当前选中值的bug。 by changxubo in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/261

New Contributors
* lenosp made their first contribution in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/223
* winterggg made their first contribution in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/227
* sysalong made their first contribution in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/231
* changxubo made their first contribution in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/236
* cd9807 made their first contribution in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/248

**Full Changelog**: https://github.com/imClumsyPanda/langchain-ChatGLM/compare/v0.1.9...v0.1.10

What's Changed
1. 新增功能
* 使用 fastapi 实现 API by BrightXiaoHan in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/209
* 添加了Dockerfile-cuda , 提供GPU Docker支持 by cocoman in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/197
* 更新 README.md 中原理介绍、AutoDL 镜像链接等。

2. 问题修复
* 修复上一版本中可能存在低版本 torch.mps 调用问题，改为仅在 mps 可用时导入相关函数。

New Contributors
* BrightXiaoHan made their first contribution in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/209

**Full Changelog**: https://github.com/imClumsyPanda/langchain-ChatGLM/compare/v0.1.8...v0.1.9

What's Changed
1. 新增功能
* 调整 PROMPT_TEMPLATE 默认值
* 调整显存清理机制，使流式输出占用显存资源更少
* 支持 macOS 系统中使用 mps 运行模型时清理内存，流式输出时内存占用约为之前的一半
* 在 configs/model_config 中增加是否使用流式输出的设置项 STREAMING
* 支持Docker运行使用主机GPU by cocomany in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/196
* 增加 issue 模版 by calcitem in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/205
2. 问题修复
* 修复上一版本中支持流式输出后，可能存在无法非流式输出的问题（ChatYUAN 目前仍仅支持非流失输出）

**Full Changelog**: https://github.com/imClumsyPanda/langchain-ChatGLM/compare/v0.1.7...v0.1.8

What's Changed
1. 新增功能
* 在 local_doc_qa 中增加上下文扩充功能
* 在 configs/model_config.py 中新增全局变量 CHUNK_SIZE 用于设置每段扩充后上下文长度限制
* 在 docker file 中增加 textsplitter by cinience in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/187


New Contributors
* cinience made their first contribution in https://github.com/imClumsyPanda/langchain-ChatGLM/pull/187

**Full Changelog**: https://github.com/imClumsyPanda/langchain-ChatGLM/compare/v0.1.6...v0.1.7