Pipulate needs to handle file uploads. I'm running out of time to do productive stuff today, but this is pivotal to the project. Here, extract an uploaded CSV file from a form POST, save it on the drive, and do the question mark replacement.
On this page of the site you can watch the video online Python Flask File Upload Form Handling with a duration of hours minute second in good quality, which was uploaded by the user Mike Levin SEO & AI Education 03 October 2014, share the link with friends and acquaintances, this video has already been watched 3,627 times on youtube and it was liked by 14 viewers. Enjoy your viewing!