add mcp server

.gitignore

@@ -0,0 +1,4 @@
+.venv/
+.env
+.ruff_cache/
+

.python-version

@@ -0,0 +1 @@
+3.12

Makefile

@@ -0,0 +1,9 @@
+.PHONY: requirements
+reqs:
+	uv pip compile pyproject.toml -o requirements.txt
+
+format:
+	ruff format .
+
+lint:
+	ruff check .

README.md

@@ -11,4 +11,4 @@ license: mit
 short_description: Simple Gradio MCP server for YFinance
 ---
 
-Check out the configuration reference at https://huggingface.co/docs/hub/spaces-config-reference
+Simple gradio based MCP server for getting stock info using YFinance API

app.py

@@ -1,7 +1,56 @@
+from typing import Dict
+
 import gradio as gr
+import yfinance as yf
+
+
+def get_stocks_info(ticker: str) -> Dict[str, str]:
+    """
+    Fetches the current stock price and daily change for a stock ticker.
+
+    Args:
+        ticker: The stock ticker to get information for.
+
+    Returns:
+        A dictionary containing the stock price and daily change.
+    """
+    financial_data: Dict[str, str] = {}
+
+    # Filter out invalid tickers upfront
+    ticker = ticker.upper().strip()
+    if not ticker or ticker in ["N/A", "NA", ""]:
+        return {ticker: "No financial data"}
+
+    try:
+        stock = yf.Ticker(ticker)
+        info = stock.info
+        price = info.get("currentPrice") or info.get("regularMarketPrice")
+        change_percent = info.get("regularMarketChangePercent")
+
+        if price is not None and change_percent is not None:
+            change_str = f"{change_percent * 100:+.2f}%"
+            financial_data[ticker] = f"${price:.2f} ({change_str})"
+        else:
+            financial_data[ticker] = "Price data not available."
+
+        return financial_data
+    except Exception:
+        return {ticker: "Invalid Ticker or Data Error"}
+
+
+demo = gr.Interface(
+    fn=get_stocks_info,
+    inputs=gr.Textbox(placeholder="Enter a stock ticker", label="Stock Ticker"),
+    outputs=gr.JSON(label="Output"),
+    title="YFinance MCP",
+    description="Get the current stock price and daily change for a stock ticker",
+    examples=[
+        ["AAPL"],
+        ["GOOG"],
+        ["MSFT"],
+    ],
+)
 
-def greet(name):
-    return "Hello " + name + "!!"
 
-demo = gr.Interface(fn=greet, inputs="text", outputs="text")
-demo.launch()
+if __name__ == "__main__":
+    demo.launch(mcp_server=True)

main.py

@@ -0,0 +1,6 @@
+def main():
+    print("Hello from yfinance-mcp!")
+
+
+if __name__ == "__main__":
+    main()

pyproject.toml

@@ -0,0 +1,12 @@
+[project]
+name = "yfinance-mcp"
+version = "0.1.0"
+description = "Add your description here"
+readme = "README.md"
+requires-python = ">=3.12"
+dependencies = [
+    "gradio[mcp]>=6.0.1",
+    "isort>=7.0.0",
+    "ruff>=0.14.7",
+    "yfinance>=0.2.66",
+]

requirements.txt

@@ -0,0 +1,238 @@
+# This file was autogenerated by uv via the following command:
+#    uv pip compile pyproject.toml -o requirements.txt
+aiofiles==24.1.0
+    # via gradio
+annotated-doc==0.0.4
+    # via fastapi
+annotated-types==0.7.0
+    # via pydantic
+anyio==4.12.0
+    # via
+    #   gradio
+    #   httpx
+    #   mcp
+    #   sse-starlette
+    #   starlette
+attrs==25.4.0
+    # via
+    #   jsonschema
+    #   referencing
+beautifulsoup4==4.14.2
+    # via yfinance
+brotli==1.2.0
+    # via gradio
+certifi==2025.11.12
+    # via
+    #   curl-cffi
+    #   httpcore
+    #   httpx
+    #   requests
+cffi==2.0.0
+    # via
+    #   cryptography
+    #   curl-cffi
+charset-normalizer==3.4.4
+    # via requests
+click==8.3.1
+    # via
+    #   typer
+    #   typer-slim
+    #   uvicorn
+cryptography==46.0.3
+    # via pyjwt
+curl-cffi==0.13.0
+    # via yfinance
+fastapi==0.122.0
+    # via gradio
+ffmpy==1.0.0
+    # via gradio
+filelock==3.20.0
+    # via huggingface-hub
+frozendict==2.4.7
+    # via yfinance
+fsspec==2025.10.0
+    # via
+    #   gradio-client
+    #   huggingface-hub
+gradio==6.0.1
+    # via yfinance-mcp (pyproject.toml)
+gradio-client==2.0.0
+    # via gradio
+groovy==0.1.2
+    # via gradio
+h11==0.16.0
+    # via
+    #   httpcore
+    #   uvicorn
+hf-xet==1.2.0
+    # via huggingface-hub
+httpcore==1.0.9
+    # via httpx
+httpx==0.28.1
+    # via
+    #   gradio
+    #   gradio-client
+    #   huggingface-hub
+    #   mcp
+    #   safehttpx
+httpx-sse==0.4.3
+    # via mcp
+huggingface-hub==1.1.6
+    # via
+    #   gradio
+    #   gradio-client
+idna==3.11
+    # via
+    #   anyio
+    #   httpx
+    #   requests
+jinja2==3.1.6
+    # via gradio
+jsonschema==4.25.1
+    # via mcp
+jsonschema-specifications==2025.9.1
+    # via jsonschema
+markdown-it-py==4.0.0
+    # via rich
+markupsafe==3.0.3
+    # via
+    #   gradio
+    #   jinja2
+mcp==1.22.0
+    # via gradio
+mdurl==0.1.2
+    # via markdown-it-py
+multitasking==0.0.12
+    # via yfinance
+numpy==2.3.5
+    # via
+    #   gradio
+    #   pandas
+    #   yfinance
+orjson==3.11.4
+    # via gradio
+packaging==25.0
+    # via
+    #   gradio
+    #   gradio-client
+    #   huggingface-hub
+pandas==2.3.3
+    # via
+    #   gradio
+    #   yfinance
+peewee==3.18.3
+    # via yfinance
+pillow==12.0.0
+    # via gradio
+platformdirs==4.5.0
+    # via yfinance
+protobuf==6.33.1
+    # via yfinance
+pycparser==2.23
+    # via cffi
+pydantic==2.12.4
+    # via
+    #   fastapi
+    #   gradio
+    #   mcp
+    #   pydantic-settings
+pydantic-core==2.41.5
+    # via pydantic
+pydantic-settings==2.12.0
+    # via mcp
+pydub==0.25.1
+    # via gradio
+pygments==2.19.2
+    # via rich
+pyjwt==2.10.1
+    # via mcp
+python-dateutil==2.9.0.post0
+    # via pandas
+python-dotenv==1.2.1
+    # via pydantic-settings
+python-multipart==0.0.20
+    # via
+    #   gradio
+    #   mcp
+pytz==2025.2
+    # via
+    #   pandas
+    #   yfinance
+pyyaml==6.0.3
+    # via
+    #   gradio
+    #   huggingface-hub
+referencing==0.37.0
+    # via
+    #   jsonschema
+    #   jsonschema-specifications
+requests==2.32.5
+    # via yfinance
+rich==14.2.0
+    # via typer
+rpds-py==0.29.0
+    # via
+    #   jsonschema
+    #   referencing
+ruff==0.14.7
+    # via yfinance-mcp (pyproject.toml)
+safehttpx==0.1.7
+    # via gradio
+semantic-version==2.10.0
+    # via gradio
+shellingham==1.5.4
+    # via
+    #   huggingface-hub
+    #   typer
+six==1.17.0
+    # via python-dateutil
+soupsieve==2.8
+    # via beautifulsoup4
+sse-starlette==3.0.3
+    # via mcp
+starlette==0.50.0
+    # via
+    #   fastapi
+    #   gradio
+    #   mcp
+tomlkit==0.13.3
+    # via gradio
+tqdm==4.67.1
+    # via huggingface-hub
+typer==0.20.0
+    # via gradio
+typer-slim==0.20.0
+    # via huggingface-hub
+typing-extensions==4.15.0
+    # via
+    #   anyio
+    #   beautifulsoup4
+    #   fastapi
+    #   gradio
+    #   gradio-client
+    #   huggingface-hub
+    #   mcp
+    #   pydantic
+    #   pydantic-core
+    #   referencing
+    #   starlette
+    #   typer
+    #   typer-slim
+    #   typing-inspection
+typing-inspection==0.4.2
+    # via
+    #   mcp
+    #   pydantic
+    #   pydantic-settings
+tzdata==2025.2
+    # via pandas
+urllib3==2.5.0
+    # via requests
+uvicorn==0.38.0
+    # via
+    #   gradio
+    #   mcp
+websockets==15.0.1
+    # via yfinance
+yfinance==0.2.66
+    # via yfinance-mcp (pyproject.toml)