fix: add missing callback method to base callback handler class (#189)

* ⬆️ upgrade dependencies

* 🔧 pre-commit autoupdate

* 🙈 update .gitignore

* ➖ remove prettier hook

* 🔧 fix ruff warning

* ⚡ add `on_chat_model_start` callback method

* bump(ver): 0.8.5 → 0.8.6

* 🙈 update .gitignore

.gitignore

@@ -1,5 +1,4 @@
 untracked/
-.flake8
 
 # Created by https://www.toptal.com/developers/gitignore/api/macos,python,visualstudiocode
 # Edit at https://www.toptal.com/developers/gitignore?templates=macos,python,visualstudiocode

.pre-commit-config.yaml

@@ -26,12 +26,12 @@ repos:
         args: [--markdown-linebreak-ext=md]
 
   - repo: https://github.com/psf/black
-    rev: 24.2.0
+    rev: 24.3.0
     hooks:
       - id: black
 
   - repo: https://github.com/charliermarsh/ruff-pre-commit
-    rev: v0.3.0
+    rev: v0.3.4
     hooks:
       - id: ruff
         args: [--fix, --exit-non-zero-on-fix]
@@ -41,8 +41,3 @@ repos:
     hooks:
       - id: isort
         args: [--profile, black]
-
-  - repo: https://github.com/pre-commit/mirrors-prettier
-    rev: v4.0.0-alpha.8
-    hooks:
-      - id: prettier

lanarky/adapters/langchain/callbacks.py

@@ -30,6 +30,8 @@ def always_verbose(self) -> bool:
         """Verbose mode is always enabled for Lanarky applications."""
         return True
 
+    async def on_chat_model_start(self, *args: Any, **kwargs: Any) -> Any: ...
+
 
 class StreamingCallbackHandler(LanarkyCallbackHandler):
     """Callback handler for streaming responses."""