Trying to locate and click “reply” button using Python and Selenium

I have been trying to do this for several hours and all without result, please help. In order to scroll down the feed you need to put the cursor on the right place, namely on the word “Messages” on top of the chats and from this place to scroll down. You need to scroll down the entire feed to the very end. Please help me with this define

My code:

My code:

when running the code i am scrapping the images from twitter post replies

looking to get the href from element, to scrape from twitter replies

sending keys to twitter xpath gets me error
twitter updated ui today, would that be the cause of the issue? tried to find iframe to see if i need to switch but cant find any