From 63ce62c08c048be2972b6221fd1cf08bc916bfbc Mon Sep 17 00:00:00 2001
From: Wei Ouyang <oeway007@gmail.com>
Date: Tue, 5 Mar 2024 01:32:06 +0100
Subject: [PATCH] Update docs

---
 docs/development.md | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/docs/development.md b/docs/development.md
index c67ff0e..ad971cd 100644
--- a/docs/development.md
+++ b/docs/development.md
@@ -39,14 +39,16 @@ chatbot.registerExtension({
 Here is an example of a simple extension that can be used to control a microscope.
 
 ```python
-from pydantic import BaseModel
+from pydantic import BaseModel, Field
 from imjoy_rpc import api
     
 class MoveStageInput(BaseModel):
+    """Move the microscope stage"""
     x: float = Field(..., description="x offset")
     y: float = Field(..., description="y offset")
 
 class SnapImageInput(BaseModel):
+    """Move the microscope stage"""
     exposure: float = Field(..., description="exposure time")
 
 def move_stage(kwargs):
@@ -84,4 +86,4 @@ async def setup():
     await chatbot.registerExtension(extension)
 
 api.export({"setup": setup})
-```
\ No newline at end of file
+```