$1.$ Create a Python program file called Ch$08-1\_$Name.py$.($Replace Name with your initial of first name and first $5$ letters of last name.$$ If your last name is shorter than $5$ letters, just use full last name, it doesn't have to be $5$ letters.$$ i$.$e$.$ if your name is John Doe, your file name should be Ch$08-1\_$JDoe.py$)$

$2.$ Your program will take a file name from user, access the file and find out all the words in the file and list them in alphabetical order.$$ Make sure every word is listed only once.$$ Also state how many words are found in the file as sample output shows.

Also, ask user if user wants to repeat$$ and depends on the answer, your program needs to terminate or repeat.

If user enters wrong information $($wrong name of the file or non$-$existing file name$),$ your program needs to display message and ask for correct input.$$ Your program should not generate traceback message with any input.

File:Textsample$1$

Programmers add an operating system and a set of applications to the hardware

and we end up with a Personal Digital Assistant that is quite helpful and capable

of helping us do many different things

File:Textsample$\mathrm{.}2$

Our computers are fast and have vast amounts of memory and could be very helpful

to us if we only knew the language to speak to explain to the computer what we

would like it to do next If we knew this language we could tell the computer

to do tasks on our behalf that were repetitive Interestingly the kinds of things

computers can do best are often the kinds of things that we humans find boring

and mind numbing