When ever i try to build a python image its showing error:dockerfile cannot be empty

hey there i new to docker ihv been trying to containerize a python code but when ever i try to build a image its showing dockerfile cannot be empty

As well as questions. Please, share details that can help people to understand what you did to get this message. Share your Dockerfile and what commands you ran. If you share commands, temrinal outputs, logs, make sure you folow the formatting guide and use code blocks: How to format your forum posts