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style: move httpx import to top-level and fix README example for MCP headers

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Re-bin
2026-02-20 08:49:49 +00:00
parent bbd76e8f5b
commit f5fe74f578
2 changed files with 9 additions and 10 deletions
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13
README.md
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@@ -753,15 +753,14 @@ Add MCP servers to your `config.json`:
"filesystem": { "filesystem": {
"command": "npx", "command": "npx",
"args": ["-y", "@modelcontextprotocol/server-filesystem", "/path/to/dir"] "args": ["-y", "@modelcontextprotocol/server-filesystem", "/path/to/dir"]
}
}, },
"urlMcpServers": { "my-remote-mcp": {
"url": "https://xx.xx.xx.xx:xxxx/mcp/", "url": "https://example.com/mcp/",
"headers": { "headers": {
"Authorization": "Bearer xxxxx", "Authorization": "Bearer xxxxx"
"X-API-Key": "xxxxxxx" }
}
} }
},
} }
} }
``` ```
@@ -771,7 +770,7 @@ Two transport modes are supported:
| Mode | Config | Example | | Mode | Config | Example |
|------|--------|---------| |------|--------|---------|
| **Stdio** | `command` + `args` | Local process via `npx` / `uvx` | | **Stdio** | `command` + `args` | Local process via `npx` / `uvx` |
| **HTTP** | `url` + `option(headers)`| Remote endpoint (`https://mcp.example.com/sse`) | | **HTTP** | `url` + `headers` (optional) | Remote endpoint (`https://mcp.example.com/sse`) |
MCP tools are automatically discovered and registered on startup. The LLM can use them alongside built-in tools — no extra configuration needed. MCP tools are automatically discovered and registered on startup. The LLM can use them alongside built-in tools — no extra configuration needed.

2
nanobot/agent/tools/mcp.py
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@@ -3,6 +3,7 @@
from contextlib import AsyncExitStack from contextlib import AsyncExitStack
from typing import Any from typing import Any
import httpx
from loguru import logger from loguru import logger
from nanobot.agent.tools.base import Tool from nanobot.agent.tools.base import Tool
@@ -59,7 +60,6 @@ async def connect_mcp_servers(
read, write = await stack.enter_async_context(stdio_client(params)) read, write = await stack.enter_async_context(stdio_client(params))
elif cfg.url: elif cfg.url:
from mcp.client.streamable_http import streamable_http_client from mcp.client.streamable_http import streamable_http_client
import httpx
if cfg.headers: if cfg.headers:
http_client = await stack.enter_async_context( http_client = await stack.enter_async_context(
httpx.AsyncClient( httpx.AsyncClient(