From a02f038557add43bf5feb3da4561a8ff1569d7d0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=9A=D0=B8=D1=80=D0=B8=D0=BB=D0=BB=20=D0=A0=D0=BE=D0=BC?=
 =?UTF-8?q?=D0=B0=D0=BD=D0=BE=D0=B2?= <kirilinka320@gmail.com>
Date: Fri, 5 Jun 2026 10:31:58 +0000
Subject: [PATCH] Add src/deep_agents_from_scratch/state.py

---
 src/deep_agents_from_scratch/state.py | 38 +++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 src/deep_agents_from_scratch/state.py

diff --git a/src/deep_agents_from_scratch/state.py b/src/deep_agents_from_scratch/state.py
new file mode 100644
index 0000000..d67dd55
--- /dev/null
+++ b/src/deep_agents_from_scratch/state.py
@@ -0,0 +1,38 @@
+"""State definition for the Deep Agent.
+
+This module defines a lightweight dataclass that will be used as the
+state for the :class:`StateGraph`.  The state keeps the conversation
+history, a virtual file system, and intermediate values produced by
+the graph nodes.
+"""
+
+from __future__ import annotations
+
+from dataclasses import dataclass, field
+from typing import Dict, List, Any
+
+from langchain_core.messages import BaseMessage
+
+@dataclass
+class DeepAgentState:
+    """State used by the StateGraph.
+
+    Attributes
+    ----------
+    messages: List[BaseMessage]
+        The conversation messages.
+    files: Dict[str, str]
+        Virtual file system: mapping filename -> content.
+    query: str | None
+        Current search query.
+    search_results: List[Dict[str, Any]]
+        Raw search results from Tavily.
+    summaries: List[str]
+        Summaries of each search result.
+    """
+
+    messages: List[BaseMessage] = field(default_factory=list)
+    files: Dict[str, str] = field(default_factory=dict)
+    query: str | None = None
+    search_results: List[Dict[str, Any]] = field(default_factory=list)
+    summaries: List[str] = field(default_factory=list)
\ No newline at end of file