Your program should read from the file, storing the names and corresponding email addresses in a dictionary as key-value pairs. Then, the program should display a menu that lets the user enter the numbers 1 through 5, each corresponding to a different menu item: 1) look up an email address 2) add a new name and email address 3) change an email address 4) delete a name and email address 5) save address book and exit When the user enters 1, the program should prompt them for a name, and then print the corresponding email address. If there is no dictionary entry under that name, the program should print, "Sorry, no contact exists under that name." When the user enters 2, the program should prompt them for a name and an email address, then add a new key-value pair to the dictionary. If there is an existing dictionary entry under the name, the program should print, "Sorry, that name already exists in the phonebook." When the user enters 3, the program should prompt them for a name and a new email address for that contact. It should change the value of the corresponding dictionary entry to match the new email address. If there is no dictionary entry under that name, the program should print, "Sorry, no contact exists under that name." When the user enters 4, the program should prompt them for a name and delete the corresponding dictionary entry. When the user enters 5, the program should write the names and email addresses in alphabetical order by first name to the file "out_phonebook.txt". Sample Run 1) look up an email address 2) add a new name and email address 3) change an email address 4) delete a name and email address 5) save address book and exit Enter your choice: 1↵ Enter name: Hermione Granger↵ Email address is: brightestwitch@hogwarts.edu 1) look up an email address↵ 2) add a new name and email address↵ 3) change an email address↵ 4) delete a name and email address↵ 5) save address book and exit Enter your choice: 2↵ Enter name: Sirius Black↵ Enter email: padfoot@hogwarts.edu 1) look up an email address↵ 2) add a new name and email address↵ 3) change an email address↵ 4) delete a name and email address↵ 5) save address book and exit Enter your choice: 5↵
Harry Potter
theboywholived@hogwarts.edu
Hermione Granger
brightestwitch@hogwarts.edu
Ron Weasley
roonilwazlib@hogwarts.edu
Draco Malfoy
myfatherwillhearaboutthis@hogwarts.edu
Severus Snape
halfbloodprince@hogwarts.edu
Albus Dumbledore
alasearwax@hogwarts.edu
Your program should read from the file, storing the names and corresponding email addresses in a dictionary as key-value pairs. Then, the program should display a menu that lets the user enter the numbers 1 through 5, each corresponding to a different menu item:
1) look up an email address
2) add a new name and email address
3) change an email address
4) delete a name and email address
5) save address book and exit
When the user enters 1, the program should prompt them for a name, and then print the corresponding email address. If there is no dictionary entry under that name, the program should print, "Sorry, no contact exists under that name."
When the user enters 2, the program should prompt them for a name and an email address, then add a new key-value pair to the dictionary. If there is an existing dictionary entry under the name, the program should print, "Sorry, that name already exists in the phonebook."
When the user enters 3, the program should prompt them for a name and a new email address for that contact. It should change the value of the corresponding dictionary entry to match the new email address. If there is no dictionary entry under that name, the program should print, "Sorry, no contact exists under that name."
When the user enters 4, the program should prompt them for a name and delete the corresponding dictionary entry.
When the user enters 5, the program should write the names and email addresses in alphabetical order by first name to the file "out_phonebook.txt".
Sample Run
1) look up an email address
2) add a new name and email address
3) change an email address
4) delete a name and email address
5) save address book and exit
Enter your choice: 1↵
Enter name: Hermione Granger↵
Email address is: brightestwitch@hogwarts.edu
1) look up an email address↵
2) add a new name and email address↵
3) change an email address↵
4) delete a name and email address↵
5) save address book and exit
Enter your choice: 2↵
Enter name: Sirius Black↵
Enter email: padfoot@hogwarts.edu
1) look up an email address↵
2) add a new name and email address↵
3) change an email address↵
4) delete a name and email address↵
5) save address book and exit
Enter your choice: 5↵
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