Update app.py

app.py

@@ -7,6 +7,7 @@ from fastmcp import Client
 from fastmcp.client import StreamableHttpTransport 
 import asyncio
 from dotenv import load_dotenv
+import ast # Import the Abstract Syntax Tree module
 
 # Load environment variables (ensure .env is set up locally)
 load_dotenv()
@@ -51,23 +52,23 @@ async def process_webcam_stream_async(image):
             response = await MCP_CLIENT.call_tool(TOOL_NAME, payload)
             
             if response.is_error:
-                # Access the first item in the content list for the error text
                 error_text = response.content[0].text if response.content and isinstance(response.content, list) else "Unknown error"
                 raise Exception(f"MCP Tool Error: {error_text}")
 
-            import json
-            # Access the first item in the content list for the raw JSON string
-            #raw_text = response.content[0].text
-            #response_dict = json.loads(raw_text)
+            # Use ast.literal_eval because your server returns Python-formatted strings (single quotes)
+            raw_text = response.content[0].text
+            response_dict = ast.literal_eval(raw_text)
             
-            #vlm_result = response_dict.get("result", {})
+            # --- 👇 EXTRACTING EACH FIELD CORRECTLY 👇 ---
+            vlm_result = response_dict.get("result", {})
             
-            description_out = response
-            human_out = response
-            objects_str = response
-            environment_out = response
+            description_out = vlm_result.get("description", "")
+            human_out = vlm_result.get("human", "")
+            objects_list = vlm_result.get("objects", [])
+            environment_out = vlm_result.get("environment", "")
 
-            #objects_str = ", ".join(objects_list) if isinstance(objects_list, list) else str(objects_list)
+            # Format the objects list into a single string for display
+            objects_str = ", ".join(objects_list) if isinstance(objects_list, list) else str(objects_list)
 
             return (
                 description_out,
@@ -78,6 +79,8 @@ async def process_webcam_stream_async(image):
             
     except Exception as e:
         print(f"Error calling remote MCP API: {e}") 
+        import traceback
+        traceback.print_exc() # Helps debug other errors
         return f"Error: {e}", "", "", ""