langchain

ee5eedfa - partners: support reading HuggingFace params from env (#23309)

partners: support reading HuggingFace params from env (#23309) Description: 1. partners/HuggingFace module support reading params from env. Not adjust langchain_community/.../huggingfaceXX modules since they are deprecated. 2. pydantic 2 @root_validator migration. Issue: #22448 #22819 --------- Co-authored-by: gongwn1 <gongwn1@lenovo.com>