Update app.py

app.py

@@ -4,17 +4,11 @@
 # https://www.stockfish.online/ (FEN to image)
 
 import gradio as gr
-
-import gradio.utils
-
-def dummy_watchfn(*args, **kwargs):
-    pass
-
-gradio.utils.watchfn_spaces = dummy_watchfn
-
-import requests
+import gradio.utils, requests
 from typing import Optional, List, Dict, Any
 
+# MCP server functions
+
 def position_evaluation(fen):
     """Chess position evaluation. Get best move with continuation in UCI notation for chess position in FEN.
 
@@ -41,6 +35,15 @@ def position_evaluation(fen):
     except requests.exceptions.RequestException as e:
         return None, str(e)
 
+# Helper functions
+
+def watchfn(*args, **kwargs):
+    pass
+
+gradio.utils.watchfn_spaces = watchfn
+
+# Graphical user interface
+
 mcp = gr.Interface(
     fn=position_evaluation,
     inputs =  [gr.Textbox(label = "FEN", value = "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1")],