 Now we have forgotten one very important thing when we're handling files and that is that we need to close our file so again if we just take sort of our snippet and we at once again we Load up and open the file and we we print and we show some handling and we we read in the contents The issue is Python has a latch on that readings at txt file And so I am actually unable to manipulate it in any way so While I may not want to say for example Delete that file or say for example. I just want to make changes to it I'm not actually able to do that notice the error message here The process cannot access the file because it is being used by another process that other process is our program So what you should do is you should come in and say phi close Once you're done closing out your file And oh So There we go. The issue there was The read lines what we had already finished reading the file so we couldn't read anything else from it So I was just rerunning everything to get it processing But now that our program has loaded the readings file into Memory and then closed out of the file specifically this closed out part Now I can go and manipulate that readings at txt perfectly fine. So in our case Files gone