Ошибка поправил код 5

app.py

@@ -25,10 +25,10 @@ class WebpageVisitorTool(Tool):
 
     output_type = "string"
 
-    def call(self, inputs):
+    def forward(self, url: str) -> str:
         try:
             # Send a GET request to the URL
-            response = requests.get(inputs["url"])
+            response = requests.get(url)
             response.raise_for_status()  # Raise an exception for bad status codes
 
             # Convert the HTML content to Markdown