langchain-core==1.2.7

Changes since langchain-core==1.2.6

release: langchain-core 1.2.7 (#34678) fix: don't trace injected args only found in signature (#34670) feat(core): add more file extensions to ignore in HTML link extraction (#34552) refactor(core): improve docstrings for HTML link extraction utilities (#34550) test(core): add edge case for empty examples in LengthBasedExampleSelector (#34641) fix(core): fix strict schema generation for functions with optional args (#34599) feat(core): support custom message separator in get_buffer_string() (#34569) refactor(core): add warning for fallback GPT-2 tokenizer usage (#34621) fix(core,langchain): use get_buffer_string for message summarization (#34607) test(core): add tests for formatting utils and merge functions (#34511) fix(core): strip message IDs from cache keys using model_copy (#33915) fix(core): exclude injected args from tool schema (#34582) refactor(core): select chunk_id via ranking and remove extra allocation (#34588)