authors______ ''print('hello world!'#this is stupid comment after the mark most commonlythe initial documentation goes on for several linesso multi-line string delimiter is used (the triple quotesjust for completeness of illustration in this programanother form of comment is also showna comment that starts with the symbol and extends to the end of the line the python interpreter completely ignores this form of comment such comment should only be included for better human understanding avoid making comments that do not really aid human understanding (do what saynot what did above good introductory comment strings and appropriate names for the parts of your programs make fewer symbol comments neededrun the program and see the documentation and comment make no difference in the result screen layout of course you can arrange the windows on your computer screen any way that you like suggestion is to display the combination of the editor to writethe shell to runand the tutorial to follow along there is an alternative to maximization for the idle editor windowit you want it to go top to bottom of the screen but not widenyou can toggle that state with options -zoom height or the keyboard shortcut shown beside it input and output the input function the hello program of the classic first program (page always does the same thing this is not very interesting programs are only going to be reused if they can act on variety of data one way to get data is directly from the user modify the hello py program as follows in the editorand save it with file save as 'using the name hello_you py person input('enter your name'print('hello'personrun the program in the shell you should see enter your namemake sure the typing cursor is in the shell windowat the end of this line then follow the instruction (and press enterafter you type your responseyou can see that the program has taken in the line you typed that is what the built-in function input doesfirst it prints the string you give as parameter (in this case 'enter your name')and then it waits for line to be typed inand returns the string of characters you typed in the hello_you py program this value is assigned to the variable personfor use later the parameter inside the parentheses after input is important it is promptprompting you that keyboard input is expected at that pointand hopefully indicating what is being requested without the promptthe user would not know what was happeningand the computer would just sit there waitingopen the example programinterview py before running it (with any made-up data)see if you can figure out what it will do'''illustrate input and print ''applicant input("enter the applicant' name"interviewer input("enter the interviewer' name" input and output