MCP
3.2
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Personal MCP Servers and Clients for LLM
MCP
Personal MCP Servers and Clients for LLM
Setup
- init the project with
uv
uv init --python=3.10 .
touch .gitignore .env
cat << EOF >> .gitignore
.env
.venv/
__pycache__/
EOF
- init python virtual environment
uv venv
source .venv/bin/activate
- install dependencies
uv add dashscope httpx mcp python-dotenv langchain langchain-core langchain-mcp-adapters langchain-community langgraph
- new a uv workspace as follows:
mkdir servers/sse_mcp
cd servers/sse_mcp
uv init --python=3.10 .
MCP Server
MCP Server Weather
This is the MCP server for the Weather service to get US weather data.
Project
# Create a new directory for our project
mkdir -p servers/weather-server-mcp
# Create virtual environment and activate it
uv venv
source .venv/bin/activate
# Create our server file
cd servers/weather-server-mcp
touch weather.py
MCP SSE Server
This is demo for running MCP server with SSE.
uv run sse --port 8000
Run
- Copy the server configuration file from the MCP Host, e.g. OpenCat
- Select the tool of this MCP server(weather)
- Chat in the Host, e.g. OpenCat
MCP Client
MCP Client for Weather Server
This is the MCP client for the Weather service to get US weather data.
Project
# Create project directory
mkdir -p clients/mcp-client
# Create virtual environment
uv venv
# Activate virtual environment
source .venv/bin/activate
# Create our main file
cd clients/mcp-client
touch clients/mcp-client/client.py
MCP SSE Client
This is demo for running MCP server with SSE.
# make sure the server is running, `uv run sse --port 8000`
uv run sse-client
Run
# to run the client which is connected to the weather mcp server
uv run ./clients/mcp-client/client.py ./servers/weather-server-mcp/weather.py
Inspect MCP Server
npx @modelcontextprotocol/inspector \
uv \
--directory servers/weather-server-mcp \
run \
weather.py
