Feat: Moved to langchain based providers

typings/langgraph/__init__.pyi

@@ -0,0 +1,3 @@
+"""Type stubs for langgraph package."""
+
+__all__: list[str] = []

typings/langgraph/checkpoint/__init__.pyi

@@ -0,0 +1,3 @@
+"""Type stubs for langgraph.checkpoint module."""
+
+__all__: list[str] = []

typings/langgraph/checkpoint/memory.pyi

@@ -0,0 +1,8 @@
+"""Type stubs for langgraph.checkpoint.memory module."""
+
+class MemorySaver:
+    """In-memory checkpoint saver for state graphs."""
+
+    def __init__(self) -> None: ...
+
+__all__ = ["MemorySaver"]

typings/langgraph/graph/__init__.pyi

@@ -0,0 +1,51 @@
+"""Type stubs for langgraph.graph module."""
+
+from collections.abc import Callable, Iterator
+from typing import Any, Literal, TypeVar, overload
+
+_StateT = TypeVar("_StateT")
+
+END: str
+
+class StateGraph:
+    """A graph that maintains state across node executions."""
+
+    def __init__(self, state_schema: type[Any]) -> None: ...
+    @overload
+    def add_node(self, name: str, action: Callable[[Any], Any]) -> StateGraph: ...
+    @overload
+    def add_node(self, action: Callable[[Any], Any]) -> StateGraph: ...
+    def add_edge(self, start: str, end: str) -> StateGraph: ...
+    def add_conditional_edges(
+        self,
+        source: str,
+        path: Callable[[Any], str],
+        path_map: dict[str, str],
+    ) -> StateGraph: ...
+    def set_entry_point(self, node: str) -> StateGraph: ...
+    def compile(
+        self,
+        checkpointer: Any = None,
+        *,
+        cache: Any = None,
+        store: Any = None,
+        interrupt_before: list[str] | Literal["*"] | None = None,
+        interrupt_after: list[str] | Literal["*"] | None = None,
+        debug: bool = False,
+        name: str | None = None,
+    ) -> CompiledStateGraph: ...
+
+class CompiledStateGraph:
+    """A compiled state graph ready for execution."""
+
+    def invoke(
+        self, input: dict[str, Any], config: dict[str, Any] | None = None
+    ) -> dict[str, Any]: ...
+    async def ainvoke(
+        self, input: dict[str, Any], config: dict[str, Any] | None = None
+    ) -> dict[str, Any]: ...
+    def stream(
+        self, input: dict[str, Any], config: dict[str, Any] | None = None
+    ) -> Iterator[dict[str, Any]]: ...
+
+__all__ = ["END", "CompiledStateGraph", "StateGraph"]