Update README.md

README.md

@@ -74,7 +74,7 @@ messages = [
             "</tools>\n\n"
             "For each function call, return a JSON object with the function name and arguments within <tool_call></tool_call> XML tags as follows:\n"
             "<tool_call>\n"
-            "{{'arguments': <args-dict>, 'name': <function-name>}}\n"
+            "{'arguments': <args-dict>, 'name': <function-name>}\n"
             "</tool_call>"
         )
     },