update code runner feedback

app.py

@@ -124,6 +124,8 @@ def Code_Runner(code_raw: str):
     interpreter.active_block = code_block
     output = interpreter.run()
     print("Real Output: \n", output)
+    if output =="":
+        output = "It is Done. No Error Found."
     return output
 
 def RemoveIndent(code_string, indentation_level=4):