wrote dummy preview function to see what happens in frontend

Author: ashwin6-dev

evaluation_function/preview.py

@@ -26,6 +26,8 @@ def preview_function(response: Any, params: Params) -> Result:
     split into many) is entirely up to you.
     """
 
+    return Result(preview=Preview(latex="p", sympy="p"))
+    """
     feedback   = None
     is_correct = False
 
@@ -39,3 +41,4 @@ def preview_function(response: Any, params: Params) -> Result:
         return Result(preview=Preview(feedback = str(e)))
 
     return Result(preview=Preview(latex=response, sympy=response))
+    """