chore: add D212 lint rule to enforce Google-style docstrings (#1892)

examples/fastmcp/complex_inputs.py

@@ -1,5 +1,4 @@
-"""
-FastMCP Complex inputs Example
+"""FastMCP Complex inputs Example
 
 Demonstrates validation via pydantic with complex models.
 """

examples/fastmcp/desktop.py

@@ -1,5 +1,4 @@
-"""
-FastMCP Desktop Example
+"""FastMCP Desktop Example
 
 A simple example that exposes the desktop directory as a resource.
 """

examples/fastmcp/direct_call_tool_result_return.py

@@ -1,6 +1,4 @@
-"""
-FastMCP Echo Server with direct CallToolResult return
-"""
+"""FastMCP Echo Server with direct CallToolResult return"""
 
 from typing import Annotated
 

examples/fastmcp/echo.py

@@ -1,6 +1,4 @@
-"""
-FastMCP Echo Server
-"""
+"""FastMCP Echo Server"""
 
 from mcp.server.fastmcp import FastMCP
 

examples/fastmcp/icons_demo.py

@@ -1,5 +1,4 @@
-"""
-FastMCP Icons Demo Server
+"""FastMCP Icons Demo Server
 
 Demonstrates using icons with tools, resources, prompts, and implementation.
 """

examples/fastmcp/logging_and_progress.py

@@ -1,6 +1,4 @@
-"""
-FastMCP Echo Server that sends log messages and progress updates to the client
-"""
+"""FastMCP Echo Server that sends log messages and progress updates to the client"""
 
 import asyncio
 

examples/fastmcp/memory.py

@@ -4,8 +4,7 @@
 
 # uv pip install 'pydantic-ai-slim[openai]' asyncpg numpy pgvector
 
-"""
-Recursive memory system inspired by the human brain's clustering of memories.
+"""Recursive memory system inspired by the human brain's clustering of memories.
 Uses OpenAI's 'text-embedding-3-small' model and pgvector for efficient
 similarity search.
 """

examples/fastmcp/parameter_descriptions.py

@@ -1,6 +1,4 @@
-"""
-FastMCP Example showing parameter descriptions
-"""
+"""FastMCP Example showing parameter descriptions"""
 
 from pydantic import Field
 

examples/fastmcp/screenshot.py

@@ -1,5 +1,4 @@
-"""
-FastMCP Screenshot Example
+"""FastMCP Screenshot Example
 
 Give Claude a tool to capture and view screenshots.
 """
@@ -15,8 +14,7 @@ mcp = FastMCP("Screenshot Demo")
 
 @mcp.tool()
 def take_screenshot() -> Image:
-    """
-    Take a screenshot of the user's screen and return it as an image. Use
+    """Take a screenshot of the user's screen and return it as an image. Use
     this tool anytime the user wants you to look at something they're doing.
     """
     import pyautogui

examples/fastmcp/simple_echo.py

@@ -1,6 +1,4 @@
-"""
-FastMCP Echo Server
-"""
+"""FastMCP Echo Server"""
 
 from mcp.server.fastmcp import FastMCP
 

examples/fastmcp/text_me.py

@@ -2,8 +2,7 @@
 # dependencies = []
 # ///
 
-"""
-FastMCP Text Me Server
+"""FastMCP Text Me Server
 --------------------------------
 This defines a simple FastMCP server that sends a text message to a phone number via https://surgemsg.com/.
 

examples/fastmcp/unicode_example.py

@@ -1,5 +1,4 @@
-"""
-Example FastMCP server that uses Unicode characters in various places to help test
+"""Example FastMCP server that uses Unicode characters in various places to help test
 Unicode handling in tools and inspectors.
 """
 
@@ -10,8 +9,7 @@ mcp = FastMCP()
 
 @mcp.tool(description="🌟 A tool that uses various Unicode characters in its description: á é í ó ú ñ 漢字 🎉")
 def hello_unicode(name: str = "世界", greeting: str = "¡Hola") -> str:
-    """
-    A simple tool that demonstrates Unicode handling in:
+    """A simple tool that demonstrates Unicode handling in:
     - Tool description (emojis, accents, CJK characters)
     - Parameter defaults (CJK characters)
     - Return values (Spanish punctuation, emojis)

examples/fastmcp/weather_structured.py

@@ -1,5 +1,4 @@
-"""
-FastMCP Weather Example with Structured Output
+"""FastMCP Weather Example with Structured Output
 
 Demonstrates how to use structured output with tools to return
 well-typed, validated data that clients can easily process.