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Merge PR #1222: fix runtime context leaking into session history

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Re-bin
2026-02-27 10:07:22 +00:00
parent a6aa5fbd7c bc558d0592
commit fdd2c25aed
1 changed files with 13 additions and 12 deletions
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25
nanobot/agent/loop.py
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@@ -444,18 +444,19 @@ class AgentLoop:
from datetime import datetime
for m in messages[skip:]:
entry = {k: v for k, v in m.items() if k != "reasoning_content"}
if entry.get("role") == "tool" and isinstance(entry.get("content"), str):
content = entry["content"]
if len(content) > self._TOOL_RESULT_MAX_CHARS:
entry["content"] = content[:self._TOOL_RESULT_MAX_CHARS] + "\n... (truncated)"
if entry.get("role") == "user" and isinstance(entry.get("content"), list):
entry["content"] = [
{"type": "text", "text": "[image]"} if (
c.get("type") == "image_url"
and c.get("image_url", {}).get("url", "").startswith("data:image/")
) else c
for c in entry["content"]
]
role, content = entry.get("role"), entry.get("content")
if role == "tool" and isinstance(content, str) and len(content) > self._TOOL_RESULT_MAX_CHARS:
entry["content"] = content[:self._TOOL_RESULT_MAX_CHARS] + "\n... (truncated)"
elif role == "user":
if isinstance(content, str) and content.startswith(ContextBuilder._RUNTIME_CONTEXT_TAG):
continue
if isinstance(content, list):
entry["content"] = [
{"type": "text", "text": "[image]"} if (
c.get("type") == "image_url"
and c.get("image_url", {}).get("url", "").startswith("data:image/")
) else c for c in content
]
entry.setdefault("timestamp", datetime.now().isoformat())
session.messages.append(entry)
session.updated_at = datetime.now()